00300
Dissolved oxygen, water, unfiltered, milligrams per liter
00301
Dissolved oxygen, water, unfiltered, percent of saturation
00405
Carbon dioxide, water, unfiltered, milligrams per liter
00440
Bicarbonate, water, unfiltered, fixed endpoint (pH 4.5) titration, field, milligrams per liter
00445
Carbonate, water, unfiltered, fixed endpoint (pH 8.3) titration, field, milligrams per liter
00447
Carbonate, water, unfiltered, incremental titration, field, milligrams per liter
00452
Carbonate, water, filtered, incremental titration, field, milligrams per liter
00453
Bicarbonate, water, filtered, incremental titration, field, milligrams per liter
00600
Total nitrogen, water, unfiltered, milligrams per liter
00605
Organic nitrogen, water, unfiltered, milligrams per liter
00660
Orthophosphate, water, filtered, milligrams per liter
00723
Cyanide, water, filtered, milligrams per liter
00902
Noncarbonate hardness, water, unfiltered, field, milligrams per liter as calcium carbonate
39086
Alkalinity, water, filtered, incremental titration, field, milligrams per liter as calcium carbonate
70302
Residue, water, dissolved, tons per day
70303
Residue, water, filtered, tons per acre-foot
70331
Suspended sediment, sieve diameter, percent smaller than 0.063 millimeters
71846
Ammonia, water, filtered, milligrams per liter as NH4
71851
Nitrate, water, filtered, milligrams per liter
71856
Nitrite, water, filtered, milligrams per liter
80154
Suspended sediment concentration, milligrams per liter
80155
Suspended sediment discharge, tons per day
90440
Bicarbonate, water, unfiltered, incremental titration, laboratory, milligrams per liter
90445
Carbonate, water, unfiltered, incremental titration, laboratory, milligrams per liter
00076
Turbidity, water, unfiltered, nephelometric turbidity units
A
Turbidity by comparison with standards using a turbidimeter
Techniques of Water Resources Investigations 5-A1/1989, p. 497
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 497-498.
I-3860-85:USGS
00080
Color, water, filtered, platinum cobalt units
Color in filtered water by visual comparison using a color comparator
Techniques of Water Resources Investigations 5-A1/1989, p. 191
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 191-192.
I-1250-85:USGS
00095
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius
Specific electrical conductance, field, contacting-type sensor
USGS National Field Manual, Chapter A6.3
U.S. Geological Survey, [variously dated], Specific electrical conductance, in National field manual for the collection of water-quality data: U.S. Geological Survey Techniques of Water-Resources Investigations, book 9, chap. A6.3, available online at ht
I-1780-77:USGS
00310
Biochemical oxygen demand, water, unfiltered, 5 days at 20 degrees Celsius, milligrams per liter
5-Day Biological oxygen demand test
Standard Methods
Standard Methods for the Examination of Water and Wastewater
5210B:Std Meth
00400
pH, water, unfiltered, field, standard units
pH,whole water recoverable, field, electric
I-1586-77:USGS
00098
Sampling depth, meter
00411
Acid neutralizing capacity, water, unfiltered, methyl orange endpoint (pH 3.1-4.4) titration, milligr
00410
Acid neutralizing capacity, water, unfiltered, fixed endpoint (pH 4.5) titration, field, milligrams per l
00650
Phosphate, water, unfiltered, milligrams per liter
00670
Organic phosphorus, water, unfiltered, milligrams per liter
31501
Total coliform, M-Endo MF method, immediate, water, colonies per 100 milliliters
32211
Chlorophyll a, phytoplankton, spectrophotometric acid method, micrograms per liter
71845
Ammonia, water, unfiltered, milligrams per liter as NH4
71887
Total nitrogen, water, unfiltered, milligrams per liter as nitrate
82398
Sampling method, code
00910
Calcium, water, unfiltered, milligrams per liter as calcium carbonate
00933
Sodium plus potassium, water, filtered, milligrams per liter as sodium
00951
Fluoride, water, unfiltered, milligrams per liter
72008
Depth of well, feet below land surface datum
00903
Noncarbonate hardness, water, unfiltered, lab, milligrams per liter as calcium carbonate
31633
Escherichia coli, m-TEC MF method, water, colonies per 100 milliliters
71850
Nitrate, water, unfiltered, milligrams per liter
72004
Pump or flow period prior to sampling, minutes
72019
Depth to water level, feet below land surface
90095
Specific conductance, water, unfiltered, laboratory, microsiemens per centimeter at 25 degrees Celsius
99890
Sulfate, water, filtered, uncorrected, milligrams per liter
00049
Surface area, square miles
00060
Discharge, cubic feet per second
00335
Chemical oxygen demand, low level, water, unfiltered, milligrams per liter
00340
Chemical oxygen demand, high level, water, unfiltered, milligrams per liter
00636
Ammonia plus organic nitrogen, water, filtered, milligrams per liter as nitrogen
00904
Noncarbonate hardness, water, filtered, field, milligrams per liter as calcium carbonate
01057
Thallium, water, filtered, micrograms per liter
70332
Suspended sediment, sieve diameter, percent smaller than 0.125 millimeters
70333
Suspended sediment, sieve diameter, percent smaller than 0.25 millimeters
70334
Suspended sediment, sieve diameter, percent smaller than 0.5 millimeters
70335
Suspended sediment, sieve diameter, percent smaller than 1 millimeters
70337
Suspended sediment, fall diameter (deionized water), percent smaller than 0.002 millimeters
70338
Suspended sediment, fall diameter (deionized water), percent smaller than 0.004 millimeters
70339
Suspended sediment, fall diameter (deionized water), percent smaller than 0.008 millimeters
70340
Suspended sediment, fall diameter (deionized water), percent smaller than 0.016 millimeters
70341
Suspended sediment, fall diameter (deionized water), percent smaller than 0.031 millimeters
70342
Suspended sediment, fall diameter (deionized water), percent smaller than 0.063 millimeters
70343
Suspended sediment, fall diameter (deionized water), percent smaller than 0.125 millimeters
70344
Suspended sediment, fall diameter (deionized water), percent smaller than 0.25 millimeters
70345
Suspended sediment, fall diameter (deionized water), percent smaller than 0.5 millimeters
00403
pH, water, unfiltered, laboratory, standard units
pH, laboratory, by automated glass electrode
Techniques of Water Resources Investigations 5-A1/1989, p. 363
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 363-364.
I-2587-85:USGS
00417
Acid neutralizing capacity, water, unfiltered, fixed endpoint (pH 4.5) titration, laboratory, milligrams per
Acid neutralizing capacity, field-effect transistor, laboratory, fixed endpoint
00419
Acid neutralizing capacity, water, unfiltered, incremental titration, field, milligrams per liter as calcium
B
Alkalinity,whole water recoverable, titration, field
00450
Bicarbonate, water, unfiltered, incremental titration, field, milligrams per liter
Bicarbonate, whole water recoverable, titration, field
00495
Moisture content, fraction of dry weight, percent
Moisture content of bottom material, by weight
Techniques of Water Resources Investigations 5-A1/1989, p. 48
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 48.
P-0590-85:USGS
00500
Residue on evaporation, dried at 105 degrees Celsius, water, unfiltered, milligrams per liter
Residue on evaporation at 105 degrees Celsius of unfiltered water, by weight
Techniques of Water Resources Investigations 5-A1/1989, p. 441
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 441-442.
I-3750-85:USGS
00515
Residue on evaporation, dried at 105 degrees Celsius, water, filtered, milligrams per liter
Residue on evaporation at 105 degrees Celsius of filtered water, by weight
Techniques of Water Resources Investigations 5-A1/1989, p. 439
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 439-440.
I-1749-85:USGS
00530
Residue, total nonfilterable, milligrams per liter
Suspended solids, dried at 105 degrees Celsius, by weight
Techniques of Water Resources Investigations 5-A1/1989, p. 443
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 443.
I-3765-85:USGS
00556
Oil and grease, water, unfiltered, freon extraction, gravimetric, recoverable, milligrams per liter
Oil and grease extractable from unfiltered water, by weight
Techniques of Water Resources Investigations 5-A3/1987, p. 51
Wershaw, R.L., Fishman, M.J., Grabbe, R.R., and Lowe, L.E., eds., 1987, Methods for the determination of organic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A3, p. 51-52.
O-3108-83:USGS
00557
Oil and grease, bed sediment, freon extraction, gravimetric, recoverable, dry weight, milligrams per kilogra
Oil and grease extractable from bottom material, by weight
Techniques of Water Resources Investigations 5-A3/1987, p. 53
Wershaw, R.L., Fishman, M.J., Grabbe, R.R., and Lowe, L.E., eds., 1987, Methods for the determination of organic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A3, p. 53-54.
O-5108-83:USGS
00608
Ammonia, water, filtered, milligrams per liter as nitrogen
Ammonia in low ionic strength water, by automated-segmented flow salicylate-hypochlorite colorimetry
Open File 93-125, p. 119
Fishman, M.J., ed., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of inorganic and organic constituents in water and fluvial sediments:  U.S. Geological Survey Open-File Report 93-125, p. 119-124
I-2525-89:USGS
Ammonia in filtered water, by automated-segmented flow salicylate-hypochlorite colorimetry
Open File 93-125, p. 125
Fishman, M.J., ed., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of inorganic and organic constituents in water and fluvial sediments:  U.S. Geological Survey Open-File Report 93-125, p. 125-132
I-2522-90:USGS
F
Nutrients, filtered water, salicylate-hypochlorite, colorimetric
H
Nutrients, low level, filtered water, salicylate-hypochlorite, colorimetric
00610
Ammonia, water, unfiltered, milligrams per liter as nitrogen
Ammonia in unfiltered water by automated-segmented flow formation of indophenol and colorimetry
Techniques of Water Resources Investigations 5-A1/1989, p. 321
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 321-324.
I-4523-85:USGS
00611
Ammonia, bed sediment, total, dry weight, milligrams per kilogram as nitrogen
Nutrients, bed sediment, salicylate-hypochlorite, colorimetric
I-6522-90:USGS
00613
Nitrite, water, filtered, milligrams per liter as nitrogen
Nitrite in low ionic strength water, by automated-segmented flow diazotization colorimetry
Open File 93-125, p. 137
Fishman, M.J., ed., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of inorganic and organic constituents in water and fluvial sediments:  U.S. Geological Survey Open-File Report 93-125, p. 137-142
I-2542-89:USGS
Nitrite in filtered water, by automated-segmented flow diazotization colorimetry
Open File 93-125, p. 143
Fishman, M.J., ed., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of inorganic and organic constituents in water and fluvial sediments:  U.S. Geological Survey Open-File Report 93-125, p. 143-148
I-2540-90:USGS
Nutrients, water filtered, colorimetric
Nutrients, low level, filtered water, colorimetric
00615
Nitrite, water, unfiltered, milligrams per liter as nitrogen
Nitrite in unfiltered water by automated-segmented flow diazotization and colorimetry
Techniques of Water Resources Investigations 5-A1/1989, p. 343
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 343-345.
I-4540-85:USGS
00618
Nitrate, water, filtered, milligrams per liter as nitrogen
Computation by National Water Information System database algorithm
NWIS User's Manual, QW System, Appendix
Algorithms for calculated parameters, in User's Manual for the National Water Information System of the U.S. Geological Survey--Water-Quality System: various revisions corresponding to the various NWIS releases were published in USGS Open-File Reports an
I-1531-78:USGS
00620
Nitrate, water, unfiltered, milligrams per liter as nitrogen
Colorimetry, Nitrogen as Nitrate, whole water recoverable
00623
Ammonia plus organic nitrogen in filtered water by automated-segmented flow block digestion with sulfuric acid-mercuric sulfate, reaction with salicylate-hypochlorite, and colorimetry
Techniques of Water Resources Investigations 5-A1/1989, p. 327
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 327-330.
I-2552-85:USGS
C
Total Phosphorus in Filtered Water by Microkjeldahl Digestion, and automated-segmented flow Dialysis and Colorimetry
Open File 92-146
Patton, C.J., and Truitt, E.P., 1992, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of total phosphorus by a Kjeldahl digestion method and an automated colorimetric finish that includes dialysis:  U.S.
I-2610-91:USGS
D
Nutrients, filtered water, kjeldahl digestion, colorimetric
Open File 00-170
Patton, C.J., and Truitt, E.P., 2000, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of ammonium plus organic nitrogen by a Kjeldahl digestion method and an automated photometric finish that includes di
I-2515-91:USGS
00625
Ammonia plus organic nitrogen, water, unfiltered, milligrams per liter as nitrogen
Ammonia plus organic nitrogen in unfiltered water by automated-segmented flow block digestion with sulfuric acid-mercuric sulfate, reaction with salicylate-hypochlorite, and colorimetry
I-4552-85:USGS
Ammonia Plus Organic Nitrogen in Unfiltered Water by Microkjeldahl Digestion, and automated-segmented flow Gas Diffusion Cleanup and Colorimetry
I-4515-91:USGS
Nutrients, unfiltered water, acidified, kjeldahl digestion, colorimetric
99430
Carbonate, water, unfiltered, incremental titration, field, milligrams per liter as calcium carbonate
99445
00630
Nitrite plus nitrate, water, unfiltered, milligrams per liter as nitrogen
Nitrite plus nitrate in unfiltered water by automated-segmented flow cadmium reduction, diazotization, and colorimetry
Techniques of Water Resources Investigations 5-A1/1989, p. 351
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 351-354.
I-4545-85:USGS
00631
Nitrite plus nitrate, water, filtered, milligrams per liter as nitrogen
Nitrite plus nitrate in low ionic strength water, by automated-segmented flow cadmium reduction-diazotization colorimetry
Open File 93-125, p. 149
Fishman, M.J., ed., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of inorganic and organic constituents in water and fluvial sediments:  U.S. Geological Survey Open-File Report 93-125, p. 149-156
I-2546-91:USGS
Nitrite plus nitrate in filtered water, by automated-segmented flow cadmium reduction-diazotization colorimetry
Open File 93-125, p. 157
Fishman, M.J., ed., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of inorganic and organic constituents in water and fluvial sediments:  U.S. Geological Survey Open-File Report 93-125, p. 157-166
I-2545-90:USGS
E
Nutrients, filtered water, cadmium-reduction, colorimetric
G
Nutrients, lowlevel, filtered water, cadmium-reduction, colorimetric
O
Colorimetric, Automated, Cadmium Reduction
U.S. Environmental Protection Agency/600/4-79/020
U.S. Environmental Protection Agency, 1983, Methods for chemical analysis of water and wastes:  EPA/600/4-79/020, 552 p.
353.2:USEPA
00633
Nitrite plus nitrate, bed sediment, total, dry weight, milligrams per kilogram as nitrogen
Nutrients, bed sediment, cadmium-reduction, colorimetric
I-6545-90:USGS
00665
Phosphorus, water, unfiltered, milligrams per liter
Phosphorus in unfiltered water by automated-segmented flow phosphomolybdate formation and colorimetry
Techniques of Water Resources Investigations 5-A1/1989, p. 367
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 367-370.
I-4600-85:USGS
Total Phosphorus in unfiltered water by microkjeldahl digestion and automated-segmented flow Dialysis and Colorimetry (preserved with mercuric chloride, discontinued 10-01-1994)
I-4610-91:USGS
Total Phosphorus, Unfiltered water by microkjeldahl digestion and automated-segmented flow Dialysis and Colorimetry (preserved by chilling only prior to 1-1-1999, preserved with sulfuric acid after 1-1-1
Nutrients, unfiltered water, acidified, colorimetric
365.1:USEPA
Nutrients, unfiltered water, acidified, alkaline-persulfate, colorimetric
Water Resources Investigations 03-4174
Patton, C.J., Kryskalla. J.R., 2003, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Evaluation of alkaline persulfate digestion as an alternative to Kjeldahl digestion for determination of total and dissolved nitroge
I-4650-03:USGS
00666
Phosphorus, water, filtered, milligrams per liter
Phosphorus, dissolved, colorimetric, phosphomolybdate, automated
Techniques of Water Resources Investigations 5-A1/1979, p. 453
Skougstad, Marvin W., Fishman, Marvin J., Friedman, Linda C., Erdmann, David E., and Duncan, Saundra S., eds., 1979, Methods for determination of inorganic substances in water and fluvial sediments (2d ed.):  U.S. Geological Survey Techniques of Water-Re
I-2600-78:USGS
I-2610-99:USGS
Nutrients, filtered water, colorimetric
I
Nutrients, filtered water, alkaline-persulfate, colorimetric
I-2650-03:USGS
00671
Orthophosphate, water, filtered, milligrams per liter as phosphorus
Orthophosphate in low ionic-strength water, by automated-segmented flow phosphomolybdate colorimetry
Open File 93-125, p. 191
Fishman, M.J., ed., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of inorganic and organic constituents in water and fluvial sediments:  U.S. Geological Survey Open-File Report 93-125, p. 191-196
I-2606-89:USGS
Orthophosphate in filtered water, by automated-segmented flow phosphomolybdate colorimetry
Open File 93-125, p. 197
Fishman, M.J., ed., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of inorganic and organic constituents in water and fluvial sediments:  U.S. Geological Survey Open-File Report 93-125, p. 197-202
I-2601-90:USGS
Nutrients, filtered water, phosphomolybdate, colorimetric
Nutrients, lowlevel, filtered water, phosphomolybdate, colorimetric
00680
Organic carbon, water, unfiltered, milligrams per liter
Carbon, organic, total, wet oxidation
Techniques of Water Resources Investigations 5-A3/1987, p. 15
Wershaw, R.L., Fishman, M.J., Grabbe, R.R., and Lowe, L.E., eds., 1987, Methods for the determination of organic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A3, p. 15-16.
O-3100-83:USGS
00681
Organic carbon, water, filtered, milligrams per liter
dissolved organic carbon in Water Filtered,  0.45 micrometer Silver Filter, Analysed by Persulfate Oxidation and Infrared Spectrometry
Open File 92-480
Brenton, R.W., and Arnett, T.L., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of dissolved organic carbon by UV-promoted persulfate oxidation and infrared spectrometry:  U.S. Geological Survey O
O-1122-92:USGS
00720
Cyanide, water, unfiltered, milligrams per liter
Cyanide recoverable from unfiltered water by automated-segmented flow reaction with barbituric acid and colorimetry
Techniques of Water Resources Investigations 5-A1/1989, p. 205
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 205-208.
I-4302-85:USGS
00900
Hardness, water, milligrams per liter as calcium carbonate
Hardness, calab codeulation
Techniques of Water Resources Investigations 5-A1/1979, p. 281
I-1340-78:USGS
00915
Calcium, water, filtered, milligrams per liter
Calcium in filtered water by direct atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 137
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 137-139.
I-1152-85:USGS
Metals, filtered water, Inductively coupled plasma-atomic emmission spectrometry
Open File 93-125, p. 101
Fishman, M.J., ed., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of inorganic and organic constituents in water and fluvial sediments:  U.S. Geological Survey Open-File Report 93-125, p. 101-112
I-1472-87:USGS
Metals and trace elements in water and wastes by inductively coupled plasma-atomic emission spectrometry without digestion
U.S. Environmental Protection Agency-600/R-94/111
U.S. Environmental Protection Agency, 1994, Methods for the determination of metals in environmental samples, Suppliment 1:  EPA-600/R-94/111, 260 p.
200.7:USEPA
00916
Calcium, water, unfiltered, recoverable, milligrams per liter
Calcium recoverable from unfiltered water by dilute hydrochloric acid digestion and direct atomic absorption spectrometry
I-3152-85:USGS
00917
Calcium, bed sediment, recoverable, dry weight, milligrams per kilogram
atomic absorption, Calcium, bottom material
Techniques of Water Resources Investigations B5-A1/89
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, 545 p.
I-5152-86:USGS
00924
Magnesium, bed sediment, recoverable, dry weight, milligrams per kilogram
Magnesium recoverable from bottom material by hydrogen peroxide and dilute hydrochloric acid digestion, and direct atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 263
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 263-265.
I-5447-85:USGS
00925
Magnesium, water, filtered, milligrams per liter
Magnesium in filtered water by direct atomic absorption spectrometry
I-1447-85:USGS
00927
Magnesium, water, unfiltered, recoverable, milligrams per liter
Magnesium recoverable from unfiltered water by dilute hydrochloric acid digestion and direct atomic absorption spectrometry
I-3447-85:USGS
00929
Sodium, water, unfiltered, recoverable, milligrams per liter
Sodium recoverable from unfiltered water by dilute hydrochloric acid digestion and direct atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 425
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 425-426.
I-3735-85:USGS
00930
Sodium, water, filtered, milligrams per liter
Sodium in filtered water by direct atomic absorption spectrometry
I-1735-85:USGS
00931
Sodium adsorption ratio, water, number
I-1738-85:USGS
00932
Sodium fraction of cations, water, percent in equivalents of major cations
Percent sodium calculation, percent of equivalents of sodium+potassium+calcium+magnesium
Techniques of Water Resources Investigations 5-A1/1979, p. 287
00934
Sodium, bed sediment, recoverable, dry weight, milligrams per kilogram
Sodium recoverable from bottom material by hydrogen peroxide and dilute hydrochloric acid digestion, and direct atomic absorption spectrometry
I-5735-85:USGS
00935
Potassium, water, filtered, milligrams per liter
Potassium, low level, in filtered water by direct atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 393
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 393-394.
I-1630-85:USGS
Potassium in filtered water by direct atomic absorption spectrometry
Potassium in filtered water by Inductively Coupled Plasma-Optical Emission Spectrometer
3120 ICP:Std Meth
00937
Potassium, water, unfiltered, recoverable, milligrams per liter
Potassium recoverable from unfiltered water by dilute hydrochloric acid digestion and direct atomic absorption spectrometry
I-3630-85:USGS
00938
Potassium, bed sediment, recoverable, dry weight, milligrams per kilogram
Potassium recoverable from bottom material by hydrogen peroxide and dilute hydrochloric acid digestion, and direct atomic absorption spectrometry
I-5630-85:USGS
00940
Chloride, water, filtered, milligrams per liter
Chloride in filtered water by automated-segmented flow formation of ferric thiocyanate and colorimetry
Techniques of Water Resources Investigations 5-A1/1989, p. 151
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 151-153.
I-2187-85:USGS
Chloride in filtered water by automated discrete formation of ferric thiocyanate and colorimetry
Techniques of Water Resources Investigations 5-A1/1989, p. 155
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 155-156.
I-2188-85:USGS
J
Anions, filtered water, ion chromatography
Open File 93-125, p. 19
Fishman, M.J., ed., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of inorganic and organic constituents in water and fluvial sediments:  U.S. Geological Survey Open-File Report 93-125, p. 19-25.
I-2057-90:USGS
Colorimetric, Ferricyanide
325.2:USEPA
00945
Sulfate, water, filtered, milligrams per liter
Sulfate in filtered water by automated-segmented flow, methylthymol blue method, colorimetric
Techniques of Water Resources Investigations 5-A1/1989, p. 473
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 473-476.
I-2822-85:USGS
Turbidimetric analysis
Turbidimetric analysis, background corrected
Barium Sulfate Turbidity
375.4:USEPA
00950
Fluoride, water, filtered, milligrams per liter
Fluoride in filtered water by ion-selective electrode
Techniques of Water Resources Investigations 5-A1/1989, p. 219
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 219-220.
I-1327-85:USGS
Anions, filtered water, ion-selective electrode
Techniques of Water Resources Investigations 5-A1/1989, p. 221
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 221-224.
I-2327-85:USGS
Anions in filtered water by automated ion chromatography with eluant makeup for water dip fluoride interference
Determination of inorganic anions in drinking water by ion chromatography
U.S. Environmental Protection Agency 815-R-00-014
U.S. Environmental Protection Agency, 2000, Methods for the determination of organic and inorganic compounds in drinking water, Volume 1:  EPA 815-R-00-014, 470 p.
300.1A:USEPA
00955
Silica, water, filtered, milligrams per liter
Silica in filtered water by automated-segmented flow molybdate blue formation and colorimetry
Techniques of Water Resources Investigations 5-A1/1989, p. 417
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 417-419.
I-2700-85:USGS
01000
Arsenic, water, filtered, micrograms per liter
Arsenic in filtered water by automated sulfuric acid potassium persulfate digestion or ultraviolet radiation, hydride generation, and tube furnace atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 77
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 77-81.
I-2062-85:USGS
Arsenic in Filtered Water by graphite furnanceatomic absorption spectrometry
Open File 98-639
Jones, S.R., and Garbarino, J.R., 1999, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of arsenic and selenium in water and sediment by graphite furnace-atomic absorption spectrometry:  U.S. Geological
I-2063-98:USGS
Metals in Water by inductively coupled plasma-mass spectrometry
Open File 92-634
Faires, L.M., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of metals in water by inductively coupled plasma-mass spectrometry:  U.S. Geological Survey Open-File Report 92-634, 28 p.
I-2477-92:USGS
Trace elements in water and wastes by inductively coupled plasma - mass spectrometry without digestion
200.8:USEPA
01002
Arsenic, water, unfiltered, micrograms per liter
Total arsenic in unfiltered water by automated sulfuric acid potassium persulfate digestion or ultraviolet radiation, hydride generation, and tube furnace atomic absorption spectrometry
I-4062-85:USGS
01003
Arsenic, bed sediment, total, dry weight, micrograms per gram
Total arsenic in bottom material by automated sulfuric acid potassium persulfate digestion or ultraviolet radiation, hydride generation, and tube furnace atomic absorption spectrometry
I-6062-85:USGS
01005
Barium, water, filtered, micrograms per liter
Barium in filtered water by direct atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 89
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 89-90.
I-1084-85:USGS
Metals, filtered water, Inductively coupled plasma-mass spectrometry
01007
Barium, water, unfiltered, recoverable, micrograms per liter
Barium recoverable from unfiltered water by dilute hydrochloric acid digestion and direct atomic absorption spectrometry
I-3084-85:USGS
01010
Beryllium, water, filtered, micrograms per liter
Beryllium in filtered water by direct atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 93
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 93-94.
I-1095-85:USGS
01012
Beryllium, water, unfiltered, recoverable, micrograms per liter
Beryllium recoverable from unfiltered water by dilute hydrochloric acid digestion and direct atomic absorption spectrometry
I-3095-85:USGS
01020
Boron, water, filtered, micrograms per liter
Boron in filtered water, by direct current plasma-atomic emission spectrometry
Open File 93-125, p. 47
Fishman, M.J., ed., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of inorganic and organic constituents in water and fluvial sediments:  U.S. Geological Survey Open-File Report 93-125, p. 47-51.
I-1114-86:USGS
01022
Boron, water, unfiltered, recoverable, micrograms per liter
Boron in unfiltered water, by direct current plasma-atomic emission spectrometry
I-3114-86:USGS
01025
Cadmium, water, filtered, micrograms per liter
Cadmium in filtered water by chelation-extraction with ammonium pyrolidine dithiocarbamate and methyl isobutyl ketone, and atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 125
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 125-126.
I-1136-85:USGS
Cadmium in filtered water, by graphite furnance-atomic absorption spectrometry
Open File 93-125, p. 53
Fishman, M.J., ed., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of inorganic and organic constituents in water and fluvial sediments:  U.S. Geological Survey Open-File Report 93-125, p. 53-58.
I-2138-89:USGS
01027
Cadmium, water, unfiltered, micrograms per liter
Cadmium recoverable from unfiltered water by dilute hydrochloric acid digestion and direct atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 127
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 127-128.
I-3135-85:USGS
Cadmium recoverable from unfiltered water by dilute hydrochloric acid digestion, chelation-extraction with ammonium pyrolidine dithiocarbamate and methyl isobutyl ketone, and atomic absorption spectromet
I-3136-85:USGS
Cadmium in unfiltered water, by graphite furnance-atomic absorption spectrometry
I-4138-89:USGS
01028
Cadmium, bed sediment, recoverable, dry weight, micrograms per gram
Cadmium recoverable from bottom material by hydrogen peroxide and dilute hydrochloric acid digestion, and direct atomic absorption spectrometry
I-5135-85:USGS
01029
Chromium, bed sediment, recoverable, dry weight, micrograms per gram
Chromium recoverable from bottom material by hydrogen peroxide and dilute hydrochloric acid digestion, and direct atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 167
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 167-168.
I-5236-85:USGS
01030
Chromium, water, filtered, micrograms per liter
Chromium in filtered water by direct atomic absorption spectrometry
I-1236-85:USGS
Chromium in filtered water by chelation-extraction with ammonium pyrolidine dithiocarbamate and methyl isobutyl ketone, and atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 163
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 163-165.
I-1238-85:USGS
graphite furnace atomic absorption, Chromium, filtered
Chromium in low ionic strength water by graphite furnanceatomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 169
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 169-172.
I-1235-85:USGS
Chromium in filtered water, by direct current plasma-atomic emission spectrometry
Open File 93-125, p. 59
Fishman, M.J., ed., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of inorganic and organic constituents in water and fluvial sediments:  U.S. Geological Survey Open-File Report 93-125, p. 59-63.
I-1229-87:USGS
Chromium in Filtered Water by graphite furnanceatomic absorption spectrometry
Open File 93-449
McLain, Betty, 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of chromium in water by graphite furnace atomic absorption spectrometry:  U.S. Geological Survey Open-File Report 93-449, 16 p.
I-1233-93:USGS
01032
Chromium(VI), water, filtered, micrograms per liter
Hexavalent chromium in filtered water by chelation-extraction with ammonium pyrolidine dithiocarbamate and methyl isobutyl ketone, and atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 175
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 175-176.
I-1232-85:USGS
01034
Chromium, water, unfiltered, recoverable, micrograms per liter
Chromium recoverable from unfiltered water by dilute hydrochloric acid digestion, chelation-extraction with ammonium pyrolidine dithiocarbamate and methyl isobutyl ketone, and atomic absorption spectrome
I-3238-85:USGS
Chromium recoverable from unfiltered water by dilute hydrochloric acid digestion and direct atomic absorption spectrometry
I-3236-85:USGS
Chromium recoverable from unfiltered water, by direct current plasma-atomic emission spectrometry
I-3229-87:USGS
Chromium in Unfiltered Water by graphite furnanceatomic absorption spectrometry
I-3233-93:USGS
01035
Cobalt, water, filtered, micrograms per liter
Cobalt in filtered water by chelation-extraction with ammonium pyrolidine dithiocarbamate and methyl isobutyl ketone, and atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 179
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 179-180.
I-1240-85:USGS
Cobalt in filtered water, by graphite furnance-atomic absorption spectrometry
Open File 93-125, p. 65
Fishman, M.J., ed., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of inorganic and organic constituents in water and fluvial sediments:  U.S. Geological Survey Open-File Report 93-125, p. 65-69.
I-2243-89:USGS
01037
Cobalt, water, unfiltered, recoverable, micrograms per liter
Cobalt recoverable from unfiltered water by dilute hydrochloric acid digestion and direct atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 181
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 181-182.
I-3239-85:USGS
01040
Copper, water, filtered, micrograms per liter
Copper in filtered water by chelation-extraction with ammonium pyrolidine dithiocarbamate and methyl isobutyl ketone, and atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 193
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 193-194.
I-1271-85:USGS
Copper in filtered water, by graphite furnance-atomic absorption spectrometry
Open File 93-125, p. 71
Fishman, M.J., ed., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of inorganic and organic constituents in water and fluvial sediments:  U.S. Geological Survey Open-File Report 93-125, p. 71-75.
I-2274-89:USGS
01042
Copper, water, unfiltered, recoverable, micrograms per liter
Copper recoverable from unfiltered water by dilute hydrochloric acid digestion, chelation-extraction with ammonium pyrolidine dithiocarbamate and methyl isobutyl ketone, and atomic absorption spectrometr
I-3271-85:USGS
Copper recoverable from unfiltered water, by graphite furnance-atomic absorption spectrometry
I-4274-89:USGS
01043
Copper, bed sediment, recoverable, dry weight, micrograms per gram
Copper recoverable from bottom material by hydrogen peroxide and dilute hydrochloric acid digestion, and direct atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 195
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 195-196.
I-5270-85:USGS
01045
Iron, water, unfiltered, recoverable, micrograms per liter
Iron recoverable from unfiltered water by dilute hydrochloric acid digestion and direct atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 239
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 239-240.
I-3381-85:USGS
01046
Iron, water, filtered, micrograms per liter
Iron in filtered water by direct atomic absorption spectrometry
I-1381-85:USGS
01049
Lead, water, filtered, micrograms per liter
Lead in filtered water by chelation-extraction with ammonium pyrolidine dithiocarbamate and methyl isobutyl ketone, and atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 245
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 245-246.
I-1400-85:USGS
Lead in filtered water, by graphite furnance-atomic absorption spectrometry
Open File 93-125, p. 87
Fishman, M.J., ed., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of inorganic and organic constituents in water and fluvial sediments:  U.S. Geological Survey Open-File Report 93-125, p. 87-92.
I-2403-89:USGS
01051
Lead, water, unfiltered, recoverable, micrograms per liter
Lead recoverable from unfiltered water by dilute hydrochloric acid digestion and direct atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 247
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 247-248.
I-3399-85:USGS
Lead recoverable from unfiltered water by dilute hydrochloric acid digestion, chelation-extraction with ammonium pyrolidine dithiocarbamate and methyl isobutyl ketone, and atomic absorption spectrometry
I-3400-85:USGS
Lead recoverable from unfiltered water, by graphite furnance-atomic absorption spectrometry
I-4403-89:USGS
01052
Lead, bed sediment, recoverable, dry weight, micrograms per gram
Lead recoverable from bottom material by hydrogen peroxide and dilute hydrochloric acid digestion, and direct atomic absorption spectrometry
I-5399-85:USGS
01053
Manganese, bed sediment, recoverable, dry weight, micrograms per gram
Manganese recoverable from bottom material by hydrogen peroxide and dilute hydrochloric acid digestion, and direct atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 275
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 275-276.
I-5454-85:USGS
01055
Manganese, water, unfiltered, recoverable, micrograms per liter
Manganese recoverable from unfiltered water by dilute hydrochloric acid digestion and direct atomic absorption spectrometry
I-3454-85:USGS
01056
Manganese, water, filtered, micrograms per liter
Manganese in filtered water by direct atomic absorption spectrometry
I-1454-85:USGS
01060
Molybdenum, water, filtered, micrograms per liter
Molybdenum in filtered water by chelation-extraction with 8-hydroxyquinoline and methyl isobutyl ketone, and atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 293
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 293-295.
I-1490-85:USGS
01062
Molybdenum, water, unfiltered, recoverable, micrograms per liter
Molybdenum recoverable from unfiltered water by dilute hydrochloric acid digestion, chelation-extraction with 8-hydroxyquinoline and methyl isobutyl ketone, and atomic absorption spectrometry
I-3490-85:USGS
01065
Nickel, water, filtered, micrograms per liter
Nickel in filtered water by direct atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 303
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 303-304.
I-1499-85:USGS
Nickel in filtered water by chelation-extraction with ammonium pyrolidine dithiocarbamate and methyl isobutyl ketone, and atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 299
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 299-301.
I-1500-85:USGS
Nickel in filtered water, by graphite furnance-atomic absorption spectrometry
Open File 93-125, p. 113
Fishman, M.J., ed., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of inorganic and organic constituents in water and fluvial sediments:  U.S. Geological Survey Open-File Report 93-125, p. 113-117
I-2503-89:USGS
01067
Nickel, water, unfiltered, recoverable, micrograms per liter
Nickel recoverable from unfiltered water by dilute hydrochloric acid digestion and direct atomic absorption spectrometry
I-3499-85:USGS
Nickel recoverable from unfiltered water, by graphite furnance-atomic absorption spectrometry
I-4503-89:USGS
01068
Nickel, bed sediment, recoverable, dry weight, micrograms per gram
Nickel recoverable from bottom material by hydrogen peroxide and dilute hydrochloric acid digestion, and direct atomic absorption spectrometry
I-5499-85:USGS
01075
Silver, water, filtered, micrograms per liter
Silver in filtered water by chelation-extraction with ammonium pyrolidine dithiocarbamate and methyl isobutyl ketone, and atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 423
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 423-424.
I-1720-85:USGS
Silver in filtered water, by graphite furnance-atomic absorption spectrometry
Open File 93-125, p. 203
Fishman, M.J., ed., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of inorganic and organic constituents in water and fluvial sediments:  U.S. Geological Survey Open-File Report 93-125, p. 203-209
I-2724-89:USGS
01077
Silver, water, unfiltered, recoverable, micrograms per liter
Silver recoverable from unfiltered water by dilute hydrochloric acid digestion, chelation-extraction with ammonium pyrolidine dithiocarbamate and methyl isobutyl ketone, and atomic absorption spectrometr
I-3720-85:USGS
Silver, recoverable from unfiltered water, by graphite furnance-atomic absorption spectrometry
I-4724-89:USGS
01080
Strontium, water, filtered, micrograms per liter
Strontium in filtered water by direct atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 465
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 465-467.
I-1800-85:USGS
01082
Strontium, water, unfiltered, recoverable, micrograms per liter
Strontium recoverable from unfiltered water by dilute hydrochloric acid digestion and direct atomic absorption spectrometry
I-3800-85:USGS
01085
Vanadium, water, filtered, micrograms per liter
Vanadium in filtered water, by automated-segmented flow catalytic oxidation colorimetry
Open File 93-125, p. 211
Fishman, M.J., ed., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of inorganic and organic constituents in water and fluvial sediments:  U.S. Geological Survey Open-File Report 93-125, p. 211-217
I-2880-90:USGS
01090
Zinc, water, filtered, micrograms per liter
Zinc in filtered water by direct atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 507
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 507-508.
I-1900-85:USGS
01092
Zinc, water, unfiltered, recoverable, micrograms per liter
Zinc recoverable from unfiltered water by dilute hydrochloric acid digestion and direct atomic absorption spectrometry
I-3900-85:USGS
01093
Zinc, bed sediment, recoverable, dry weight, micrograms per gram
atomic absorption, flame, Zinc, bottom material
I-6900-85:USGS
01095
Antimony, water, filtered, micrograms per liter
Antimony in Filtered Water by Automated-Hydride Atomic Absorption Spectrophotometry
Open File 93-664
Brown, G.E., and McLain, B.J., 1994, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of antimony by automated-hydride atomic absorption spectrometry:  U.S. Geological Survey Open-File Report 93-664, 17 p
I-2055-94:USGS
01097
Antimony, water, unfiltered, micrograms per liter
01105
Aluminum, water, unfiltered, recoverable, micrograms per liter
Aluminum recoverable from unfiltered water, by direct current plasma-atomic emission spectrometry
Open File 93-125, p. 13
Fishman, M.J., ed., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of inorganic and organic constituents in water and fluvial sediments:  U.S. Geological Survey Open-File Report 93-125, p. 13-17.
I-3054-86:USGS
01106
Aluminum, water, filtered, micrograms per liter
0
Aluminum dissolved, in water (graphite furnace atomic absorption)
202.2:USEPA
Aluminum in filtered water by direct atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 63
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 63-64.
I-1051-85:USGS
Aluminum in filtered water by chelation-extraction with 8-hydroxyquinoline and methyl isobutyl ketone, and atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 61
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 61-62.
I-1052-85:USGS
Aluminum in filtered water by direct current plasma-atomic emission spectrometry
I-1054-86:USGS
01130
Lithium, water, filtered, micrograms per liter
Lithium in filtered water by direct atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 257
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 257-258.
I-1425-85:USGS
01132
Lithium, water, unfiltered, recoverable, micrograms per liter
Lithium recoverable from unfiltered water by dilute hydrochloric acid digestion and direct atomic absorption spectrometry
I-3425-85:USGS
01145
Selenium, water, filtered, micrograms per liter
Selenium in filtered water by automated hydride generation and atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 403
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 403-407.
I-2667-85:USGS
Selenium in Filtered Water by graphite furnanceatomic absorption spectrometry
I-2668-98:USGS
01147
Selenium, water, unfiltered, micrograms per liter
Selenium in unfiltered water by automated hydride generation and atomic absorption spectrometry
I-4667-85:USGS
01148
Selenium, bed sediment, total, dry weight, micrograms per gram
Selenium in bottom material by automated hydride generation and atomic absorption spectrometry
I-6667-85:USGS
01170
Iron, bed sediment, total, dry weight, micrograms per gram
atomic absorption, flame, Iron, bottom material
I-5381-86:USGS
04022
Terbuthylazine, water, filtered, recoverable, micrograms per liter
Pesticides, high use, filtered water, solid phase extraction at laboratory, gas chromatography/mass spectrometry with selected ion monitoring
Open File 95-181
Zaugg, S.D., Sandstrom, M.W., Smith, S.G., and Fehlberg, K.M., 1995, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of pesticides in water by C-18 solid-phase extraction and capillary-column gas chromat
O-1126-95:USGS
04024
Propachlor, water, filtered, recoverable, micrograms per liter
T
Triazine and Chloroacetanilide Herbicides and Degradates in Water, Kansas Lab Schedule, by solid-phase extraction and gas chromatography-mass spectrometry
Open File 98-634
Zimmerman, L.R., and Thurman, E.M., 1999, Methods of analysis by the U.S. Geological Survey Organic Geochemistry Research Group--Determination of triazine and chloroacetanilide herbicides in water by solid-phase extraction and capillary-column gas chroma
O-2132-99:USGS
04028
Butylate, water, filtered, recoverable, micrograms per liter
04029
Bromacil, water, filtered, recoverable, micrograms per liter
Pesticides, filtered water, solid phase extraction at laboratory, high performance liquid chromatography
Open File 96-216
Werner, S.L., and Burkhardt, M.R., and DeRusseau, S.N., 1996, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of pesticides in water by Carbopak-B solid-phase extraction and high-performance liquid chrom
O-1131-95:USGS
Pesticides, polar compounds, filtered water, solid phase extraction, high performance liquid chromatography/mass spectrometry
Water Resources Investigations 01-4134
Furlong, E.T., Anderson, B.D., Werner, S.L., Soliven, P.P., Coffey, L.J., and Burkhardt, M.R., 2001, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory---Determination of pesticides in water by graphitized carbon-based so
O-2060-01:USGS
Z
high performance liquid chromatography/mass spectrometry, solid-phase extraction: Pesticides, Lab-extracted, Water, Filtered  lab code9060 C2060 development
04031
Cycloate, water, filtered, recoverable, micrograms per liter
04032
Terbacil, water, filtered, recoverable, micrograms per liter
04033
Diphenamid, water, filtered, recoverable, micrograms per liter
04035
Simazine, water, filtered, recoverable, micrograms per liter
Pesticides, organonitrogen herbicides, filtered water, solid phase extraction, gas chromatography/mass spectrometry with selected ion monitoring
Open File 91-519
Sandstrom, M.W., Wydoski, D.S., Schroeder, M.P., Zamboni, J.L., and Foreman, W.T., 1992, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of organonitrogen herbicides in water by solid-phase extraction an
O-1121-91:USGS
04036
Prometryn, water, filtered, recoverable, micrograms per liter
04037
Prometon, water, filtered, recoverable, micrograms per liter
04038
2-Chloro-6-ethylamino-4-amino-s-triazine, water, filtered, recoverable, micrograms per liter
04040
2-Chloro-4-isopropylamino-6-amino-s-triazine, water, filtered, recoverable, micrograms per liter
04041
Cyanazine, water, filtered, recoverable, micrograms per liter
04095
Fonofos, water, filtered, recoverable, micrograms per liter
07000
Tritium, water, unfiltered, picocuries per liter
Tritium, Water, Unfiltered, by Electrolytic Enrichment and Gas Counting
Tritium, Water, Unfiltered, Low-level, by Electrolytic Enrichment and Liquid Scintillation
09503
Radium-226, water, filtered, picocuries per liter
Radium-226, Water, Filtered, @ 1.0 picocuries per liter, by Alpha Spectrometry
09511
Radium-226, water, filtered, radon method, picocuries per liter
Radium-226, dissolved, radon emanation method
Techniques of Water Resources Investigations 5-A5/1977, p. 43
Thatcher, L.L., Janzer, V.J., and Edwards, K.W., 1977, Methods for determination of radioactive substances inwater and fluvial sediments:  U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A5, p. 43-49.
R-1141-76:USGS
19503
Polonium-210, water, filtered, picocuries per liter
Polonium-210, water, filtered, by alpha spectrometry (analysis by Severn-Trent Laboratory)
22603
Uranium-238, water, filtered, picocuries per liter
Uranium, dissolved, isotopic ratios, alpha spectrometry, chemical separation
Techniques of Water Resources Investigations 5-A5/1977, p. 93
Thatcher, L.L., Janzer, V.J., and Edwards, K.W., 1977, Methods for determination of radioactive substances inwater and fluvial sediments:  U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A5, p. 93-95.
R-1182-76:USGS
22610
Uranium-234, water, filtered, picocuries per liter
22620
Uranium-235, water, filtered, picocuries per liter
22703
Uranium (natural), water, filtered, micrograms per liter
Laser-induced phosphorimetry, direct (analysis by Eberline Services)
Laser-induced phosphorimetry, direct (analysis by National Water Quality Laboratory)
Laser-induced phosphorimetry, extracted (analysis by Eberline Services)
Laser-induced phosphorimetry, extracted (analysis by National Water Quality Laboratory)
26503
Thorium-230, water, filtered, picocuries per liter
Thorium-230, Water, Filtered, @ 1.0 picocuries per liter, by Alpha Spectrometry
28011
Uranium (natural), water, unfiltered, micrograms per liter
Fluorometric, total
30217
Dibromomethane, water, unfiltered, recoverable, micrograms per liter
Volatile organic compounds, unfiltered water, censored at less than 0.2 micrograms per liter , purge and trap gas chromatography/mass spectrometry
Open File 97-829
Connor, B.F., Rose, D.L., Noriega, M.C., Murtagh, L.K., and Abney, S.R., 1998, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of 86 volatile organic compounds in water by gas chromatography/mass spectro
O-4127-96:USGS
Volatile organic compounds, unfiltered water, acidified, purge and trap gas chromatography/mass spectrometry
30234
Bromacil, water, unfiltered, recoverable, micrograms per liter
Pesticides, triazines, water unfiltered, gas chromatography w/nitrogen phosphorus detector
Techniques of Water Resources Investigations 5-A3/1987, p. 46
Wershaw, R.L., Fishman, M.J., Grabbe, R.R., and Lowe, L.E., eds., 1987, Methods for the determination of organic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A3, p. 46-49.
O-3106-83:USGS
30235
Butachlor, water, unfiltered, recoverable, micrograms per liter
30236
Butylate, water, unfiltered, recoverable, micrograms per liter
30245
Carboxin, water, unfiltered, recoverable, micrograms per liter
30254
Cycloate, water, unfiltered, recoverable, micrograms per liter
30255
Diphenamid, water, unfiltered, recoverable, micrograms per liter
30264
Hexazinone, water, unfiltered, recoverable, micrograms per liter
30295
Propachlor, water, unfiltered, recoverable, micrograms per liter
30311
Terbacil, water, unfiltered, recoverable, micrograms per liter
30324
Vernolate, water, unfiltered, recoverable, micrograms per liter
31625
Fecal coliform, water, colonies per 100 milliliters
Fecal coliform bacteria, membrane-filter method (0.7 micron), immediate incubation test
Techniques of Water Resources Investigations 5-A4/1989, p. 37
Britton, L.J., and Greeson, P.E., eds., 1989, Methods for collection and analysis of aquatic biological and microbiological samples: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A4, p. 37-40.
B-0050-85:USGS
31673
Fecal streptococci,  water, colonies per 100 milliliters
Fecal streptococcal bacteria, membrane-filter method, immediate incubation test
Techniques of Water Resources Investigations 5-A4/1989, p. 47
Britton, L.J., and Greeson, P.E., eds., 1989, Methods for collection and analysis of aquatic biological and microbiological samples: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A4, p. 47-50.
B-0055-85:USGS
32101
Bromodichloromethane, water, unfiltered, recoverable, micrograms per liter
Volatile Orgainc Compounds in Water by gas chromatography-mass spectrometry
32102
Tetrachloromethane, water, unfiltered, recoverable, micrograms per liter
32103
1,2-Dichloroethane, water, unfiltered, recoverable, micrograms per liter
32104
Tribromomethane, water, unfiltered, recoverable, micrograms per liter
32105
Dibromochloromethane, water, unfiltered, recoverable, micrograms per liter
32106
Trichloromethane, water, unfiltered, recoverable, micrograms per liter
32730
Phenolic compounds, water, unfiltered, recoverable, micrograms per liter
Phenols recoverable from unfiltered water, by 4-aminoantipyrine colorimetry
Techniques of Water Resources Investigations 5-A3/1987, p. 55
Wershaw, R.L., Fishman, M.J., Grabbe, R.R., and Lowe, L.E., eds., 1987, Methods for the determination of organic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A3, p. 54-55.
O-3110-83:USGS
34010
Toluene, water, unfiltered, recoverable, micrograms per liter
34030
Benzene, water, unfiltered, recoverable, micrograms per liter
34200
Acenaphthylene, water, unfiltered, recoverable, micrograms per liter
Base/neutral and acid extractable compounds, unfiltered water,  methylene chloride extractable, gas chromatography/mass spectrometry
Techniques of Water Resources Investigations 5-A3/1987, p. 76
Wershaw, R.L., Fishman, M.J., Grabbe, R.R., and Lowe, L.E., eds., 1987, Methods for the determination of organic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A3, p. 76-80.
O-3118-83:USGS
34203
Acenaphthylene, bed sediment, recoverable, dry weight, micrograms per kilogram
Acid and base/neutral organic compounds, bottom material, methylene chloride extractable, gas chromatography/mass spectrometry with unknowns tentatively identified (Schedule 1386)
39389
alpha-Endosulfan, bed sediment, recoverable, dry weight, micrograms per kilogram
Organochlorine and organophosphorus compounds, recoverable from bottom material, by gas chromatography
Techniques of Water Resources Investigations 5-A3/1987, p. 31
Wershaw, R.L., Fishman, M.J., Grabbe, R.R., and Lowe, L.E., eds., 1987, Methods for the determination of organic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A3, p. 31-35.
O-5104-83:USGS
Organochlorine Pesticides and polychlorinated biphenyls in Bottom Sediment by Gel Permeation Chromatography and gas chromatography-electron capture detector
Water Resources Investigations 03-4293
Noriega, M.C., Wydoski, D.S., and Foreman, W.T., 2004, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of organochlorine pesticides and polychlorinated biphenyls in bottom and suspended sediment by gas c
O-5504-03:USGS
39390
Endrin, water, unfiltered, recoverable, micrograms per liter
Organochlorine and organophosphorus compounds, recoverable from unfiltered water, by gas chromatography
Techniques of Water Resources Investigations 5-A3/1987, p. 27
Wershaw, R.L., Fishman, M.J., Grabbe, R.R., and Lowe, L.E., eds., 1987, Methods for the determination of organic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A3, p. 27-31.
O-3104-83:USGS
Pesticides, organochlorine and total polychlorinated biphenyls, unfiltered water, hexane extraction, gas chromatography with electron capture detector
gas chromatography/electron capture detector: Pesticides, Insecticides, Organochlorine with specific polychlorinated biphenyls Aroclors: whole water recoverable
60891:USEPA
39391
Endrin, water, filtered, recoverable, micrograms per liter
Organochlorine and organophosphorus compounds in filtered water, by gas chromatography
O-1104-83:USGS
39393
Endrin, bed sediment, recoverable, dry weight, micrograms per kilogram
39398
Ethion, water, unfiltered, recoverable, micrograms per liter
39399
Ethion, bed sediment, recoverable, dry weight, micrograms per kilogram
39400
Toxaphene, water, unfiltered, recoverable, micrograms per liter
39401
Toxaphene, water, filtered, recoverable, micrograms per liter
39403
Toxaphene, bed sediment, recoverable, dry weight, micrograms per kilogram
39410
Heptachlor, water, unfiltered, recoverable, micrograms per liter
39411
Heptachlor, water, filtered, recoverable, micrograms per liter
39413
Heptachlor, bed sediment, recoverable, dry weight, micrograms per kilogram
39415
Metolachlor, water, filtered, recoverable, micrograms per liter
Triazine and Chloroacetanilide Herbicides and Degradates in Water, Kansas Lab Schedule gas chromatography, by solid-phase extraction and gas chromatography-mass spectrometry
39420
Heptachlor epoxide, water, unfiltered, recoverable, micrograms per liter
39421
Heptachlor epoxide, water, filtered, recoverable, micrograms per liter
39423
Heptachlor epoxide, bed sediment, recoverable, dry weight, micrograms per kilogram
39480
p,p'-Methoxychlor, water, unfiltered, recoverable, micrograms per liter
39481
p,p'-Methoxychlor, bed sediment, recoverable, dry weight, micrograms per kilogram
39488
Aroclor 1221, water, unfiltered, recoverable, micrograms per liter
39492
Aroclor 1232, water, unfiltered, recoverable, micrograms per liter
39496
Aroclor 1242, water, unfiltered, recoverable, micrograms per liter
39500
Aroclor 1248, water, unfiltered, recoverable, micrograms per liter
39504
Aroclor 1254, water, unfiltered, recoverable, micrograms per liter
39507
Aroclor 1254, bed sediment, recoverable, dry weight, micrograms per kilogram
Organochlorine Pesticides and polychlorinated biphenylss in Bottom Sediment by Gel Permeation Chromatography and gas chromatography-electron capture detector
39508
Aroclor 1260, water, unfiltered, recoverable, micrograms per liter
39511
Aroclor 1260, bed sediment, recoverable, dry weight, micrograms per kilogram
39516
Polychlorinated biphenyls, water, unfiltered, recoverable, micrograms per liter
39517
Polychlorinated biphenyls, water, filtered, recoverable, micrograms per liter
39519
Polychlorinated biphenyls, bed sediment, recoverable, dry weight, micrograms per kilogram
39530
Malathion, water, unfiltered, recoverable, micrograms per liter
Organophosphorus insecticides, dissolved plus suspended combined, by gas chromatography
O-4301-80:USGS
39531
Malathion, bed sediment, recoverable, dry weight, micrograms per kilogram
39532
Malathion, water, filtered, recoverable, micrograms per liter
39540
Parathion, water, unfiltered, recoverable, micrograms per liter
39541
Parathion, bed sediment, recoverable, dry weight, micrograms per kilogram
39542
Parathion, water, filtered, recoverable, micrograms per liter
39570
Diazinon, water, unfiltered, recoverable, micrograms per liter
39571
Diazinon, bed sediment, recoverable, dry weight, micrograms per kilogram
39572
Diazinon, water, filtered, recoverable, micrograms per liter
39580
Azinphos-methyl, water, unfiltered, recoverable, micrograms per liter
gas chromatography/mass spectrometry: Pesticides, Azinphos-methyl: whole water recoverable
39600
Methyl parathion, water, unfiltered, recoverable, micrograms per liter
39601
Methyl parathion, bed sediment, recoverable, dry weight, micrograms per kilogram
04039
Chlorodiamino-s-triazine, water, filtered, recoverable, micrograms per liter
34205
Acenaphthene, water, unfiltered, recoverable, micrograms per liter
34208
Acenaphthene, bed sediment, recoverable, dry weight, micrograms per kilogram
34210
Acrolein, water, unfiltered, recoverable, micrograms per liter
34215
Acrylonitrile, water, unfiltered, recoverable, micrograms per liter
34220
Anthracene, water, unfiltered, recoverable, micrograms per liter
34223
Anthracene, bed sediment, recoverable, dry weight, micrograms per kilogram
34230
Benzo[b]fluoranthene, water, unfiltered, recoverable, micrograms per liter
34233
Benzo[b]fluoranthene, bed sediment, recoverable, dry weight, micrograms per kilogram
34242
Benzo[k]fluoranthene, water, unfiltered, recoverable, micrograms per liter
34245
Benzo[k]fluoranthene, bed sediment, recoverable, dry weight, micrograms per kilogram
34247
Benzo[a]pyrene, water, unfiltered, recoverable, micrograms per liter
34250
Benzo[a]pyrene, bed sediment, recoverable, dry weight, micrograms per kilogram
34253
alpha-HCH, water, filtered, recoverable, micrograms per liter
34257
beta-HCH, bed sediment, recoverable, dry weight, micrograms per kilogram
34259
delta-HCH, water, unfiltered, recoverable, micrograms per liter
34273
Bis(2-chloroethyl) ether, water, unfiltered, recoverable, micrograms per liter
34276
Bis(2-chloroethyl) ether, bed sediment, recoverable, dry weight, micrograms per kilogram
34278
Bis(2-chloroethoxy)methane, water, unfiltered, recoverable, micrograms per liter
34281
Bis(2-chloroethoxy)methane, bed sediment, recoverable, dry weight, micrograms per kilogram
34283
Bis(2-chloroisopropyl) ether, water, unfiltered, recoverable, micrograms per liter
34286
Bis(2-chloroisopropyl) ether, bed sediment, recoverable, dry weight, micrograms per kilogram
34292
Benzyl n-butyl phthalate, water, unfiltered, recoverable, micrograms per liter
34295
Benzyl n-butyl phthalate, bed sediment, recoverable, dry weight, micrograms per kilogram
34301
Chlorobenzene, water, unfiltered, recoverable, micrograms per liter
34311
Chloroethane, water, unfiltered, recoverable, micrograms per liter
34320
Chrysene, water, unfiltered, recoverable, micrograms per liter
34323
Chrysene, bed sediment, recoverable, dry weight, micrograms per kilogram
34336
Diethyl phthalate, water, unfiltered, recoverable, micrograms per liter
34339
Diethyl phthalate, bed sediment, recoverable, dry weight, micrograms per kilogram
34341
Dimethyl phthalate, water, unfiltered, recoverable, micrograms per liter
34344
Dimethyl phthalate, bed sediment, recoverable, dry weight, micrograms per kilogram
34351
Endosulfan sulfate, water, unfiltered, recoverable, micrograms per liter
34356
beta-Endosulfan, water, unfiltered, recoverable, micrograms per liter
34361
alpha-Endosulfan, water, unfiltered, recoverable, micrograms per liter
34366
Endrin aldehyde, water, unfiltered, recoverable, micrograms per liter
34371
Ethylbenzene, water, unfiltered, recoverable, micrograms per liter
34376
Fluoranthene, water, unfiltered, recoverable, micrograms per liter
34379
Fluoranthene, bed sediment, recoverable, dry weight, micrograms per kilogram
34381
9H-Fluorene, water, unfiltered, recoverable, micrograms per liter
34384
9H-Fluorene, bed sediment, recoverable, dry weight, micrograms per kilogram
34386
Hexachlorocyclopentadiene, water, unfiltered, recoverable, micrograms per liter
34389
Hexachlorocyclopentadiene, bed sediment, recoverable, dry weight, micrograms per kilogram
34396
Hexachloroethane, water, unfiltered, recoverable, micrograms per liter
34399
Hexachloroethane, bed sediment, recoverable, dry weight, micrograms per kilogram
34403
Indeno[1,2,3-cd]pyrene, water, unfiltered, recoverable, micrograms per liter
34406
Indeno[1,2,3-cd]pyrene, bed sediment, recoverable, dry weight, micrograms per kilogram
34408
Isophorone, water, unfiltered, recoverable, micrograms per liter
34411
Isophorone, bed sediment, recoverable, dry weight, micrograms per kilogram
34413
Bromomethane, water, unfiltered, recoverable, micrograms per liter
Volatile organic compounds, unfiltered water, censored at less than 0.2 microgram per liter , purge and trap gas chromatography/mass spectrometry
34418
Chloromethane, water, unfiltered, recoverable, micrograms per liter
34423
Dichloromethane, water, unfiltered, recoverable, micrograms per liter
34428
N-Nitrosodi-n-propylamine, water, unfiltered, recoverable, micrograms per liter
34431
N-Nitrosodi-n-propylamine, bed sediment, recoverable, dry weight, micrograms per kilogram
34433
N-Nitrosodiphenylamine, water, unfiltered, recoverable, micrograms per liter
34436
N-Nitrosodiphenylamine, bed sediment, recoverable, dry weight, micrograms per kilogram
34438
N-Nitrosodimethylamine, water, unfiltered, recoverable, micrograms per liter
34441
N-Nitrosodimethylamine, bed sediment, recoverable, dry weight, micrograms per kilogram
34445
Naphthalene, bed sediment, recoverable, dry weight, micrograms per kilogram
34447
Nitrobenzene, water, unfiltered, recoverable, micrograms per liter
34450
Nitrobenzene, bed sediment, recoverable, dry weight, micrograms per kilogram
34452
4-Chloro-3-methylphenol, water, unfiltered, recoverable, micrograms per liter
Techniques of Water Resources Investigations 5-A3/1987, p. 71
Wershaw, R.L., Fishman, M.J., Grabbe, R.R., and Lowe, L.E., eds., 1987, Methods for the determination of organic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A3, p. 71-75.
O-3117-83:USGS
34455
4-Chloro-3-methylphenol, bed sediment, recoverable, dry weight, micrograms per kilogram
34461
Phenanthrene, water, unfiltered, recoverable, micrograms per liter
34464
Phenanthrene, bed sediment, recoverable, dry weight, micrograms per kilogram
34469
Pyrene, water, unfiltered, recoverable, micrograms per liter
34472
Pyrene, bed sediment, recoverable, dry weight, micrograms per kilogram
34475
Tetrachloroethene, water, unfiltered, recoverable, micrograms per liter
Volatile organic compounds, unfiltered water, censored at less than 0.2 microgram per liter+R[307]C, purge and trap gas chromatography/mass spectrometry
34488
Trichlorofluoromethane, water, unfiltered, recoverable, micrograms per liter
34496
1,1-Dichloroethane, water, unfiltered, recoverable, micrograms per liter
34501
1,1-Dichloroethene, water, unfiltered, recoverable, micrograms per liter
34506
1,1,1-Trichloroethane, water, unfiltered, recoverable, micrograms per liter
34511
1,1,2-Trichloroethane, water, unfiltered, recoverable, micrograms per liter
34516
1,1,2,2-Tetrachloroethane, water, unfiltered, recoverable, micrograms per liter
34521
Benzo[ghi]perylene, water, unfiltered, recoverable, micrograms per liter
34524
Benzo[ghi]perylene, bed sediment, recoverable, dry weight, micrograms per kilogram
34526
Benzo[a]anthracene, water, unfiltered, recoverable, micrograms per liter
34529
Benzo[a]anthracene, bed sediment, recoverable, dry weight, micrograms per kilogram
34536
1,2-Dichlorobenzene, water, unfiltered, recoverable, micrograms per liter
34539
1,2-Dichlorobenzene, bed sediment, recoverable, dry weight, micrograms per kilogram
34541
1,2-Dichloropropane, water, unfiltered, recoverable, micrograms per liter
34546
trans-1,2-Dichloroethene, water, unfiltered, recoverable, micrograms per liter
34551
1,2,4-Trichlorobenzene, water, unfiltered, recoverable, micrograms per liter
34554
1,2,4-Trichlorobenzene, bed sediment, recoverable, dry weight, micrograms per kilogram
34556
Dibenzo[a,h]anthracene, water, unfiltered, recoverable, micrograms per liter
34559
Dibenzo[a,h]anthracene, bed sediment, recoverable, dry weight, micrograms per kilogram
34561
1,3-Dichloropropene, water, unfiltered, recoverable, micrograms per liter
Purgeable organic compounds recoverable from unfiltered water, by purge and trap gas chromatography-mass spectrometry
Techniques of Water Resources Investigations 5-A3/1987, p. 67
Wershaw, R.L., Fishman, M.J., Grabbe, R.R., and Lowe, L.E., eds., 1987, Methods for the determination of organic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A3, p. 67-71.
O-3115-83:USGS
34566
1,3-Dichlorobenzene, water, unfiltered, recoverable, micrograms per liter
34569
1,3-Dichlorobenzene, bed sediment, recoverable, dry weight, micrograms per kilogram
34571
1,4-Dichlorobenzene, water, unfiltered, recoverable, micrograms per liter
34574
1,4-Dichlorobenzene, bed sediment, recoverable, dry weight, micrograms per kilogram
34576
2-Chloroethyl vinyl ether, water, unfiltered, recoverable, micrograms per liter
34581
2-Chloronaphthalene, water, unfiltered, recoverable, micrograms per liter
34584
2-Chloronaphthalene, bed sediment, recoverable, dry weight, micrograms per kilogram
34586
2-Chlorophenol, water, unfiltered, recoverable, micrograms per liter
34589
2-Chlorophenol, bed sediment, recoverable, dry weight, micrograms per kilogram
34591
2-Nitrophenol, water, unfiltered, recoverable, micrograms per liter
34594
2-Nitrophenol, bed sediment, recoverable, dry weight, micrograms per kilogram
34596
Di-n-octyl phthalate, water, unfiltered, recoverable, micrograms per liter
34599
Di-n-octyl phthalate, bed sediment, recoverable, dry weight, micrograms per kilogram
34601
2,4-Dichlorophenol, water, unfiltered, recoverable, micrograms per liter
34604
2,4-Dichlorophenol, bed sediment, recoverable, dry weight, micrograms per kilogram
34606
2,4-Dimethylphenol, water, unfiltered, recoverable, micrograms per liter
34609
2,4-Dimethylphenol, bed sediment, recoverable, dry weight, micrograms per kilogram
Chlorophenoxy acids recoverable from bottom material, by gas chromatography
Techniques of Water Resources Investigations 5-A3/1987, p. 43
Wershaw, R.L., Fishman, M.J., Grabbe, R.R., and Lowe, L.E., eds., 1987, Methods for the determination of organic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A3, p. 43-46.
O-5105-83:USGS
34611
2,4-Dinitrotoluene, water, unfiltered, recoverable, micrograms per liter
34614
2,4-Dinitrotoluene, bed sediment, recoverable, dry weight, micrograms per kilogram
34616
2,4-Dinitrophenol, water, unfiltered, recoverable, micrograms per liter
34619
2,4-Dinitrophenol, bed sediment, recoverable, dry weight, micrograms per kilogram
34621
2,4,6-Trichlorophenol, water, unfiltered, recoverable, micrograms per liter
34624
2,4,6-Trichlorophenol, bed sediment, recoverable, dry weight, micrograms per kilogram
34626
2,6-Dinitrotoluene, water, unfiltered, recoverable, micrograms per liter
34629
2,6-Dinitrotoluene, bed sediment, recoverable, dry weight, micrograms per kilogram
34631
3,3'-Dichlorobenzidine, water, unfiltered, recoverable, micrograms per liter
Open File 93-125, p. 27
Fishman, M.J., ed., 1993, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--Determination of inorganic and organic constituents in water and fluvial sediments:  U.S. Geological Survey Open-File Report 93-125, p. 27-45.
O-3116-87:USGS
34636
4-Bromophenyl phenyl ether, water, unfiltered, recoverable, micrograms per liter
34639
4-Bromophenyl phenyl ether, bed sediment, recoverable, dry weight, micrograms per kilogram
34641
4-Chlorophenyl phenyl ether, water, unfiltered, recoverable, micrograms per liter
gas chromatography/mass spectrometry: Base/Neutral- plus Acid-extractable (BNA) with NBS search: whole water recoverable
O-5021-80:USGS
34646
4-Nitrophenol, water, unfiltered, recoverable, micrograms per liter
34649
4-Nitrophenol, bed sediment, recoverable, dry weight, micrograms per kilogram
34653
p,p'-DDE, water, filtered, recoverable, micrograms per liter
34657
2-Methyl-4,6-dinitrophenol, water, unfiltered, recoverable, micrograms per liter
34660
2-Methyl-4,6-dinitrophenol, bed sediment, recoverable, dry weight, micrograms per kilogram
34668
Dichlorodifluoromethane, water, unfiltered, recoverable, micrograms per liter
34671
Aroclor 1016, water, unfiltered, recoverable, micrograms per liter
34694
Phenol, water, unfiltered, recoverable, micrograms per liter
34695
Phenol, bed sediment, recoverable, dry weight, micrograms per kilogram
34696
Naphthalene, water, unfiltered, recoverable, micrograms per liter
34699
trans-1,3-Dichloropropene, water, unfiltered, recoverable, micrograms per liter
34704
cis-1,3-Dichloropropene, water, unfiltered, recoverable, micrograms per liter
38401
Ametryn, water, filtered, recoverable, micrograms per liter
Triazine and Chloroacetanilide Herbicides and Degradates in Water, Kansas Lab Schedule gas chromatographyS, by solid-phase extraction and gas chromatography-mass spectrometry
38442
Dicamba, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
38478
Linuron, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
38482
MCPA, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
38487
MCPB, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
38501
Methiocarb, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
38535
Propazine, water, filtered, recoverable, micrograms per liter
38538
Propoxur, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
38548
Siduron, water, filtered, recoverable, micrograms per liter
38711
Bentazon, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
38746
2,4-DB, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
38811
Fluometuron, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
38866
Oxamyl, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
38888
Terbutryn, water, filtered, recoverable, micrograms per liter
38932
Chlorpyrifos, water, unfiltered, recoverable, micrograms per liter
38933
Chlorpyrifos, water, filtered, recoverable, micrograms per liter
39011
Disulfoton, water, unfiltered, recoverable, micrograms per liter
39023
Phorate, water, unfiltered, recoverable, micrograms per liter
39024
Propazine, water, unfiltered, recoverable, micrograms per liter
39030
Trifluralin, water, unfiltered, recoverable, micrograms per liter
39032
Pentachlorophenol, water, unfiltered, recoverable, micrograms per liter
Base/neutral and acid extractable compounds, unfiltered water, methylene chloride extractable, gas chromatography/mass spectrometry
39034
p,p'-Ethyl-DDD, water, unfiltered, recoverable, micrograms per liter
39040
Tribuphos, water, unfiltered, recoverable, micrograms per liter
39051
Methomyl, water, unfiltered, recoverable, micrograms per liter
Carbamate pesticides recoverable from unfiltered water, by high performance liquid chromatography
Techniques of Water Resources Investigations 5-A3/1987, p. 49
Wershaw, R.L., Fishman, M.J., Grabbe, R.R., and Lowe, L.E., eds., 1987, Methods for the determination of organic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A3, p. 49-51.
O-3107-83:USGS
39052
Propham, water, unfiltered, recoverable, micrograms per liter
39054
Simetryn, water, unfiltered, recoverable, micrograms per liter
39055
Simazine, water, unfiltered, recoverable, micrograms per liter
39056
Prometon, water, unfiltered, recoverable, micrograms per liter
39057
Prometryn, water, unfiltered, recoverable, micrograms per liter
39061
Pentachlorophenol, bed sediment, recoverable, dry weight, micrograms per kilogram
39062
cis-Chlordane, water, unfiltered, recoverable, micrograms per liter
39065
trans-Chlordane, water, unfiltered, recoverable, micrograms per liter
39076
alpha-HCH, bed sediment, recoverable, dry weight, micrograms per kilogram
39100
Bis(2-ethylhexyl) phthalate, water, unfiltered, recoverable, micrograms per liter
39102
Bis(2-ethylhexyl) phthalate, bed sediment, recoverable, dry weight, micrograms per kilogram
39110
Di-n-butyl phthalate, water, unfiltered, recoverable, micrograms per liter
39112
Di-n-butyl phthalate, bed sediment, recoverable, dry weight, micrograms per kilogram
39120
Benzidine, water, unfiltered, recoverable, micrograms per liter
39175
Vinyl chloride, water, unfiltered, recoverable, micrograms per liter
Volatile organic compounds, unfiltered water, censored at less than 0.2 micrograms per liter, purge and trap gas chromatography/mass spectrometry
39180
Trichloroethene, water, unfiltered, recoverable, micrograms per liter
39250
Polychlorinated naphthalenes, water, unfiltered, recoverable, micrograms per liter
39251
Polychlorinated naphthalenes, bed sediment, recoverable, dry weight, micrograms per kilogram
39300
p,p'-DDT, water, unfiltered, recoverable, micrograms per liter
39310
p,p'-DDD, water, unfiltered, recoverable, micrograms per liter
39320
p,p'-DDE, water, unfiltered, recoverable, micrograms per liter
39330
Aldrin, water, unfiltered, recoverable, micrograms per liter
Organochlorine pesticides at low levels, total in water, by gas chromatography
O-3202-80:USGS
Pesticides, organochlorine and total pollychlorinated biphenyls, unfiltered water, hexane extraction, gas chromatography with electron capture detector
39331
Aldrin, water, filtered, recoverable, micrograms per liter
39333
Aldrin, bed sediment, recoverable, dry weight, micrograms per kilogram
39337
alpha-HCH, water, unfiltered, recoverable, micrograms per liter
39338
beta-HCH, water, unfiltered, recoverable, micrograms per liter
39340
Lindane, water, unfiltered, recoverable, micrograms per liter
39341
Lindane, water, filtered, recoverable, micrograms per liter
39343
Lindane, bed sediment, recoverable, dry weight, micrograms per kilogram
39350
Chlordane (technical), water, unfiltered, recoverable, micrograms per liter
39351
Chlordane (technical), bed sediment, recoverable, dry weight, micrograms per kilogram
39352
Chlordane (technical), water, filtered, recoverable, micrograms per liter
39360
39361
p,p'-DDD, water, filtered, recoverable, micrograms per liter
39363
p,p'-DDD, bed sediment, recoverable, dry weight, micrograms per kilogram
39365
39366
39368
p,p'-DDE, bed sediment, recoverable, dry weight, micrograms per kilogram
39370
39371
p,p'-DDT, water, filtered, recoverable, micrograms per liter
39373
p,p'-DDT, bed sediment, recoverable, dry weight, micrograms per kilogram
39380
Dieldrin, water, unfiltered, recoverable, micrograms per liter
39381
Dieldrin, water, filtered, recoverable, micrograms per liter
39383
Dieldrin, bed sediment, recoverable, dry weight, micrograms per kilogram
39388
39602
Methyl parathion, water, filtered, recoverable, micrograms per liter
39630
Atrazine, water, unfiltered, recoverable, micrograms per liter
Pesticides, triazines, water unfiltered, gas chromatography with nitrogen phosphorus detector
39632
Atrazine, water, filtered, recoverable, micrograms per liter
39700
Hexachlorobenzene, water, unfiltered, recoverable, micrograms per liter
39701
Hexachlorobenzene, bed sediment, recoverable, dry weight, micrograms per kilogram
39702
Hexachlorobutadiene, water, unfiltered, recoverable, micrograms per liter
39705
Hexachlorobutadiene, bed sediment, recoverable, dry weight, micrograms per kilogram
39720
Picloram, water, unfiltered, recoverable, micrograms per liter
Chlorophenoxy acids recoverable from unfiltered water, by gas chromatography
Techniques of Water Resources Investigations 5-A3/1987, p. 40
Wershaw, R.L., Fishman, M.J., Grabbe, R.R., and Lowe, L.E., eds., 1987, Methods for the determination of organic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A3, p. 40-43.
O-3105-83:USGS
39730
2,4-D, water, unfiltered, recoverable, micrograms per liter
39731
2,4-D, bed sediment, recoverable, dry weight, micrograms per kilogram
39732
2,4-D, water, filtered, recoverable, micrograms per liter
Chlorophenoxy acids in filtered water, by gas chromatography
O-1105-83:USGS
39740
2,4,5-T, water, unfiltered, recoverable, micrograms per liter
39741
2,4,5-T, bed sediment, recoverable, dry weight, micrograms per kilogram
39742
2,4,5-T, water, filtered, recoverable, micrograms per liter
39750
Carbaryl, water, unfiltered, recoverable, micrograms per liter
39755
Mirex, water, unfiltered, recoverable, micrograms per liter
39756
Mirex, water, filtered, recoverable, micrograms per liter
39758
Mirex, bed sediment, recoverable, dry weight, micrograms per kilogram
39760
Silvex, water, unfiltered, recoverable, micrograms per liter
39761
Silvex, bed sediment, recoverable, dry weight, micrograms per kilogram
39762
Silvex, water, filtered, recoverable, micrograms per liter
39786
Carbophenothion, water, unfiltered, recoverable, micrograms per liter
39787
Carbophenothion, bed sediment, recoverable, dry weight, micrograms per kilogram
39790
Methyl trithion, water, unfiltered, recoverable, micrograms per liter
45501
Petroleum hydrocarbons, water, unfiltered, freon extraction, infrared chromatography, recoverable, milligram
Total Petroleum Hydrocarbons
National Water Quality Laboratory TM 96.08
Implementation of EPA Method 1664 for the Analysis of Oil and Grease or Total Petroleum Hydrocarbons in water, May 22, 1996.
1664:USEPA
45617
1,2-Dichloroethene (cis & trans), water, unfiltered, recoverable, micrograms per liter
46342
Alachlor, water, filtered, recoverable, micrograms per liter
46343
Aroclor 1016 plus Aroclor 1242, bed sediment, recoverable, dry weight, micrograms per kilogram
49235
Triclopyr, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49236
Propham, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49260
Acetochlor, water, filtered, recoverable, micrograms per liter
49291
Picloram, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49292
Oryzalin, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49293
Norflurazon, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49294
Neburon, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49296
Methomyl, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49297
Fenuron, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49299
2-Methyl-4,6-dinitrophenol, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per lit
49300
Diuron, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49301
Dinoseb, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49302
Dichlorprop, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49303
Dichlobenil, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49304
Dacthal monoacid, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49305
Clopyralid, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49306
Chlorothalonil, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49308
3-Hydroxy carbofuran, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49309
Carbofuran, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49310
Carbaryl, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49311
Bromoxynil, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49312
Aldicarb, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49313
Aldicarb sulfone, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49314
Aldicarb sulfoxide, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49315
Acifluorfen, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
49991
Methyl acrylate, water, unfiltered, recoverable, micrograms per liter
49999
1,2,3,4-Tetramethylbenzene, water, unfiltered, recoverable, micrograms per liter
50000
1,2,3,5-Tetramethylbenzene, water, unfiltered, recoverable, micrograms per liter
50002
Bromoethene, water, unfiltered, recoverable, micrograms per liter
50004
tert-Butyl ethyl ether, water, unfiltered, recoverable, micrograms per liter
50005
Methyl tert-pentyl ether, water, unfiltered, recoverable, micrograms per liter
50009
Alachlor ethanesulfonic acid, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per l
X
Chloroacetanilide Herbicide Degradates in Water by solid-phase extraction and high performance liquid chromatography-mass spectrometry
Open File 00-182
Zimmerman, L.R., Hostetler, K.A., and Thurman, E.M., 2000, Methods of analysis by the U.S. Geological Survey Organic Geochemistry Research Group--Determination of chloroacetanilide herbicide metabolites in water using high-performance liquid chromatograp
O-2134-00:USGS
50295
3-Ketocarbofuran, water, filtered, recoverable, micrograms per liter
50299
Bendiocarb, water, filtered, recoverable, micrograms per liter
50300
Benomyl, water, filtered, recoverable, micrograms per liter
50305
Caffeine, water, filtered, recoverable, micrograms per liter
50306
Chlorimuron, water, filtered, recoverable, micrograms per liter
50337
Sulfometuron, water, filtered, recoverable, micrograms per liter
50355
2-Hydroxy-4-isopropylamino-6-ethylamino-s-triazine, water, filtered, recoverable, micrograms per liter
50356
Imazaquin, water, filtered, recoverable, micrograms per liter
50359
Metalaxyl, water, filtered, recoverable, micrograms per liter
50364
Nicosulfuron, water, filtered, recoverable, micrograms per liter
50407
Imazethapyr, water, filtered, recoverable, micrograms per liter
50410
Oxamyl oxime, water, filtered, recoverable, micrograms per liter
50470
2,4-D methyl ester, water, filtered, recoverable, micrograms per liter
50471
Propiconazole, water, filtered, recoverable, micrograms per liter
50833
Radium-224, water, filtered, picocuries per liter
Radium-224, water, filtered, @ 1.0 picocuries per liter, by alpha spectrometry (analysis by Severn-Trent Laboratory)
50834
Radium-224 2-sigma combined uncertainty, water, filtered, picocuries per liter
61029
Acetochlor ethanesulfonic acid, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per
61030
Acetochlor oxanilic acid, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
61031
Alachlor oxanilic acid, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
61043
Metolachlor ethanesulfonic acid, water, filtered (0.7 micron glass fiber filter), micrograms per liter
61044
Metolachlor oxanilic acid, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per lite
61159
Tribenuron, water, filtered, recoverable, micrograms per liter
61188
Chloramben methyl ester, water, filtered, recoverable, micrograms per liter
61692
N-(4-Chlorophenyl)-N'-methylurea, water, filtered, recoverable, micrograms per liter
61693
Bensulfuron-methyl, water, filtered, recoverable, micrograms per liter
61694
Flumetsulam, water, filtered, recoverable, micrograms per liter
61695
Imidacloprid, water, filtered, recoverable, micrograms per liter
61696
Methomyl oxime, water, filtered, recoverable, micrograms per liter
61697
Metsulfuron, water, filtered, recoverable, micrograms per liter
61709
Cyanazine amide, water, filtered, recoverable, micrograms per liter
62166
Fipronil, water, filtered, recoverable, micrograms per liter
Open File 02-462
Madsen, J.E., Sandstrom, M.W., and Zaugg, S.D., 2003, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory---A method supplement for the determination of fipronil and degradates in water by gas chromatography/mass spectrome
O-1126-02:USGS
62167
Fipronil sulfide, water, filtered, recoverable, micrograms per liter
62168
Fipronil sulfone, water, filtered, recoverable, micrograms per liter
62169
Desulfinylfipronil amide, water, filtered, recoverable, micrograms per liter
62170
Desulfinyl fipronil, water, filtered, recoverable, micrograms per liter
62802
cis-Chlordane, bed sediment, recoverable, dry weight, micrograms per kilogram
62803
trans-Chlordane, bed sediment, recoverable, dry weight, micrograms per kilogram
62804
trans-Nonachlor, bed sediment, recoverable, dry weight, micrograms per kilogram
62836
Isodrin, surrogate, Schedule OCBS, bed sediment, percent recovery
62837
alpha-HCH-d6, surrogate, Schedule OCBS, bed sediment, percent recovery
62838
Nonachlorobiphenyl, surrogate, Schedule OCBS, bed sediment, percent recovery
63676
Turbidity, water, unfiltered
HACH, sensor model 2100 AN (Ratio ON), broad band light source (400-680 nm), detectors at multiple angles including 90 +/- 30 degrees, ratiometric correction, NTRU
180.1:USEPA
70300
Residue on evaporation, dried at 180 degrees Celsius, water, filtered, milligrams per liter
Residue on evaporation at 180 degrees Celsius of filtered water, by weight
Techniques of Water Resources Investigations 5-A1/1989, p. 437
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 437-438.
I-1750-85:USGS
Residue, Filterable, 180 degrees Celsius
160.1:USEPA
70301
Residue, water, filtered, sum of constituents, milligrams per liter
SOLIDS,SUM,dissolved
Techniques of Water Resources Investigations 5-A1/1979, p. 289
I-1751-78:USGS
70507
Orthophosphate, water, unfiltered, milligrams per liter as phosphorus
Orthophosphate in unfiltered water by automated-segmented flow phosphomolybdate formation and colorimetry
Techniques of Water Resources Investigations 5-A1/1989, p. 383
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 383-385.
I-4601-85:USGS
71865
Iodide, water, filtered, milligrams per liter
Anions, filtered water, ceric-arsenious, colorimetry
Techniques of Water Resources Investigations 5-A1/1989, p. 235
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 235-236.
I-2371-85:USGS
71870
Bromide, water, filtered, milligrams per liter
Anions, filtered water, fluorescein, colorimetry
Techniques of Water Resources Investigations 5-A1/1989, p. 121
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 121-123.
I-2129-85:USGS
71890
Mercury, water, filtered, micrograms per liter
Mercury in filtered water by automated-sequential cold vapor atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 289
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 289-291.
I-2462-85:USGS
Mercury in Filtered Water by Cold Vapor-Atomic Fluorescence Spectrometry
Water Resources Investigations 01-4132
Garbarino, J.R., and Damrau, D.L., 2001, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory---Determination of organic plus inorganic mercury in filtered and unfiltered natural water with cold vapor--atomic fluorescence s
I-2464-01:USGS
71900
Mercury, water, unfiltered, recoverable, micrograms per liter
Mercury recoverable from unfiltered water by cold vapor atomic absorption spectrometry
Techniques of Water Resources Investigations 5-A1/1989, p. 285
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 285-288.
I-3462-85:USGS
71921
Mercury, bed sediment, recoverable, dry weight, micrograms per gram
Mercury recoverable from bottom material by cold vapor atomic absorption spectrometry
I-5462-85:USGS
73547
trans-1,4-Dichloro-2-butene, water, unfiltered, recoverable, micrograms per liter
73570
Ethyl methacrylate, water, unfiltered, recoverable, micrograms per liter
75976
Thorium-232, water, filtered, picocuries per liter
Thorium-232, water, filtered, @ 1.0 picocuries per liter, by alpha spectrometry (analysis by Severn-Trent Laboratory)
75980
2-Chloro-6-ethylamino-4-amino-s-triazine, water, unfiltered, recoverable, micrograms per liter
75981
2-Chloro-4-isopropylamino-6-amino-s-triazine, water, unfiltered, recoverable, micrograms per liter
77041
Carbon disulfide, water, unfiltered, micrograms per liter
77093
cis-1,2-Dichloroethene, water, unfiltered, recoverable, micrograms per liter
77103
n-Butyl methyl ketone, water, unfiltered, recoverable, micrograms per liter
77128
Styrene, water, unfiltered, recoverable, micrograms per liter
77135
o-Xylene, water, unfiltered, recoverable, micrograms per liter
77168
1,1-Dichloropropene, water, unfiltered, recoverable, micrograms per liter
77170
2,2-Dichloropropane, water, unfiltered, recoverable, micrograms per liter
77173
1,3-Dichloropropane, water, unfiltered, recoverable, micrograms per liter
77220
2-Ethyltoluene, water, unfiltered, recoverable, micrograms per liter
77221
1,2,3-Trimethylbenzene, water, unfiltered, recoverable, micrograms per liter
77222
1,2,4-Trimethylbenzene, water, unfiltered, recoverable, micrograms per liter
77223
Isopropylbenzene, water, unfiltered, recoverable, micrograms per liter
77224
n-Propylbenzene, water, unfiltered, recoverable, micrograms per liter
77226
1,3,5-Trimethylbenzene, water, unfiltered, recoverable, micrograms per liter
77275
2-Chlorotoluene, water, unfiltered, recoverable, micrograms per liter
77277
4-Chlorotoluene, water, unfiltered, recoverable, micrograms per liter
77297
Bromochloromethane, water, unfiltered, recoverable, micrograms per liter
77342
n-Butylbenzene, water, unfiltered, recoverable, micrograms per liter
77350
sec-Butylbenzene, water, unfiltered, recoverable, micrograms per liter
77353
tert-Butylbenzene, water, unfiltered, recoverable, micrograms per liter
77356
4-Isopropyltoluene, water, unfiltered, recoverable, micrograms per liter
77424
Iodomethane, water, unfiltered, recoverable, micrograms per liter
77441
1-Naphthol, water, unfiltered, recoverable, micrograms per liter
77443
1,2,3-Trichloropropane, water, unfiltered, recoverable, micrograms per liter
77562
1,1,1,2-Tetrachloroethane, water, unfiltered, recoverable, micrograms per liter
77613
1,2,3-Trichlorobenzene, water, unfiltered, recoverable, micrograms per liter
77651
1,2-Dibromoethane, water, unfiltered, recoverable, micrograms per liter
77652
1,1,2-Trichloro-1,2,2-trifluoroethane, water, unfiltered, recoverable, micrograms per liter
77825
Alachlor, water, unfiltered, recoverable, micrograms per liter
78032
Methyl tert-butyl ether, water, unfiltered, recoverable, micrograms per liter
78109
3-Chloropropene, water, unfiltered, recoverable, micrograms per liter
78133
Isobutyl methyl ketone, water, unfiltered, recoverable, micrograms per liter
81551
Xylene (all isomers), water, unfiltered, recoverable, micrograms per liter
81552
Acetone, water, unfiltered, recoverable, micrograms per liter
81555
Bromobenzene, water, unfiltered, recoverable, micrograms per liter
81576
Diethyl ether, water, unfiltered, recoverable, micrograms per liter
81577
Diisopropyl ether, water, unfiltered, recoverable, micrograms per liter
81593
Methyl acrylonitrile, water, unfiltered, recoverable, micrograms per liter
81595
Ethyl methyl ketone, water, unfiltered, recoverable, micrograms per liter
81597
Methyl methacrylate, water, unfiltered, recoverable, micrograms per liter
81607
Tetrahydrofuran, water, unfiltered, recoverable, micrograms per liter
81757
Cyanazine, water, unfiltered, recoverable, micrograms per liter
81886
p,p'-Ethyl-DDD, bed sediment, recoverable, dry weight, micrograms per kilogram
82052
Dicamba, water, unfiltered, recoverable, micrograms per liter
82081
Carbon-13/Carbon-12 ratio, water, unfiltered, per mil
Carbon-13/12 Ratio, Water, Filtered   (Sample per National Water Quality Laboratory Tech Memo 96-05)
82082
Deuterium/Protium ratio, water, unfiltered, per mil
Deuterium/Protium, Water, Unfiltered, by Mass Spectrometry
82085
Oxygen-18/Oxygen-16 ratio, water, unfiltered, per mil
Oxygen-18/16, Water, Unfiltered, by Mass Spectrometry
82086
Sulfur-34/Sulfur-32 ratio, water, unfiltered, per mil
mass spectrometry, S34/S32 ratio
82183
Dichlorprop, water, unfiltered, recoverable, micrograms per liter
82184
Ametryn, water, unfiltered, recoverable, micrograms per liter
82303
Radon-222, water, unfiltered, picocuries per liter
Radon-222, Water, Unfiltered, Time Sensitive!!  MUST be rcvd  within 48 hrs of collection, Liq Scint
82342
Carbophenothion, water, filtered, recoverable, micrograms per liter
82344
Methyl trithion, water, filtered, recoverable, micrograms per liter
82346
Ethion, water, filtered, recoverable, micrograms per liter
82348
p,p'-Ethyl-DDD, water, filtered, recoverable, micrograms per liter
82350
p,p'-Methoxychlor, water, filtered, recoverable, micrograms per liter
82354
alpha-Endosulfan, water, filtered, recoverable, micrograms per liter
82356
Dichlorprop, water, filtered, recoverable, micrograms per liter
82360
Polychlorinated naphthalenes, water, filtered, recoverable, micrograms per liter
82584
3-Hydroxy carbofuran, water, unfiltered, recoverable, micrograms per liter
82586
Aldicarb sulfoxide, water, unfiltered, recoverable, micrograms per liter
82587
Aldicarb sulfone, water, unfiltered, recoverable, micrograms per liter
82611
Metribuzin, water, unfiltered, recoverable, micrograms per liter
82612
Metolachlor, water, unfiltered, recoverable, micrograms per liter
82613
Oxamyl, water, unfiltered, recoverable, micrograms per liter
82614
Fonofos, water, unfiltered, recoverable, micrograms per liter
82615
Carbofuran, water, unfiltered, recoverable, micrograms per liter
82619
Aldicarb, water, unfiltered, recoverable, micrograms per liter
82625
1,2-Dibromo-3-chloropropane, water, unfiltered, recoverable, micrograms per liter
82626
1,2-Diphenylhydrazine, water, unfiltered, recoverable, micrograms per liter
82630
Metribuzin, water, filtered, recoverable, micrograms per liter
Triazine and Chloroacetanilide Herbicides and Degradates, Water, Kansas Lab Schedule gas chromatography, by solid-phase extraction and gas chromatography-mass spectrometry
82660
2,6-Diethylaniline, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82661
Trifluralin, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82663
Ethalfluralin, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82664
Phorate, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82665
Terbacil, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82666
82667
Methyl parathion, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82668
EPTC, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82669
Pebulate, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82670
Tebuthiuron, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82671
Molinate, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82672
Ethoprop, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82673
Benfluralin, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82674
82675
Terbufos, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82676
Propyzamide, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82677
Disulfoton, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82678
Triallate, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82679
Propanil, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82680
82681
Thiobencarb, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82682
DCPA, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82683
Pendimethalin, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82684
Napropamide, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82685
Propargite, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82686
Azinphos-methyl, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
82687
cis-Permethrin, water, filtered (0.7 micron glass fiber filter), recoverable, micrograms per liter
85795
m-Xylene plus p-xylene, water, unfiltered, recoverable, micrograms per liter
Specific conductance, laboratory, automated, by Wheatstone bridge
Techniques of Water Resources Investigations 5-A1/1989, p. 461
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 461-463.
I-2781-85:USGS
90410
Alkalinity by automated electrometric titration to pH 4.5
Techniques of Water Resources Investigations 5-A1/1989, p. 57
Fishman, M.J., and Friedman, L.C., 1989, Methods for determination of inorganic substances in water and fluvial sediments: U.S. Geological Survey Techniques of Water-Resources Investigations, book 5, chap. A1, p. 57-58.
I-2030-85:USGS
90504
alpha-HCH-d6, surrogate, Schedule 1325, bed sediment, percent recovery
90568
Isodrin, surrogate, Schedule 1325, bed sediment, percent recovery
90571
Isodrin, surrogate, Schedule 1398, water, unfiltered, percent recovery
gas chromatography/electron capture detector: Pesticides, Insecticides, Organochlorine with gross polychlorinated biphenylss and polychlorinated naphthalenes (low-level): whole water recoverable
90575
PCB congener 207, surrogate, Schedule 1325, bed sediment, percent recovery
90593
2,4-DB, surrogate, Schedule 1304, water, unfiltered, percent recovery
90640
Barban, surrogate, Schedules 2060/9060, water, filtered, percent recovery
90712
Isofenphos, surrogate, Schedule 1319, water, unfiltered, percent recovery
91063
Diazinon-d10, surrogate, water, filtered (0.7 micron glass fiber filter), percent recovery
91064
Terbuthylazine, surrogate, water, filtered (0.7 micron glass fiber filter), percent recovery
91065
alpha-HCH-d6, surrogate, water, filtered (0.7 micron glass fiber filter), percent recovery
95902
Noncarbonate hardness, water, milligrams per liter as calcium carbonate
Noncarbonate hardness, laboratory
I-1344-85:USGS
99324
Radium-224 sample-specific minimum detectable concentration, water, filtered, picocuries per liter
99325
Radium-226 sample-specific minimum detectable concentration, water, filtered, picocuries per liter
99326
Radium-228 sample-specific minimum detectable concentration, water, filtered, picocuries per liter
Radium-228, Water, Filtered, by Radiochemical separation and Beta counting
99630
Set number, lab code 0113
dissolved organic carbon by ultraviolet-Promoted Persulfate Oxidation and infrared Spectrometry
99631
Set number, lab code 0114
99750
Set number, Schedule 2060, lab code 9060
99760
Set number, lab code 2127
99777
alpha-HCH-d6, surrogate, Schedule 1398, water, unfiltered, percent recovery
gas chromatography/electron capture detector: Pesticides, Insecticides, Organochlorine with gross polychlorinated biphenylss & gross polychlorinated naphthalenes (low-level): whole water recoverable
99780
PCB congener 207, surrogate, Schedule 1398, water, unfiltered, percent recovery
99800
Set number, Schedule 1301
99801
Set number, Schedule 1304
99804
Set number, Schedule 1319, code
99805
Set number, Schedule 1321
99808
Set number, Schedule 1359
99815
Set number, Schedule 1389
99816
Set number, Schedule 1398
gas chromatography/electron capture detector: Pesticides, Insecticides, Organochlorine with gross polychlorinated biphenyls andpolychlorinated naphthalenes (low-level): whole water recoverable
99817
Set number, Schedule 1608
99818
Set number, Schedule 2001
99820
Set number, Schedule 2050
99826
Set number, Schedule 79
99827
Set number, Schedule 2090
99832
1,2-Dichloroethane-d4, surrogate, Schedule 2090, water, unfiltered, percent recovery
99833
Toluene-d8, surrogate, Schedule 2090, water, unfiltered, percent recovery
99834
1-Bromo-4-fluorobenzene, surrogate, water, unfiltered, percent recovery
99835
BDMC, surrogate, water, unfiltered, percent recovery
99840
Sample volume, Schedules 2060 and 9060, milliliters
99848
Sample volume, Schedule 2050, milliliters
99855
Sample volume, Schedule 1383, milliliters
99856
Sample volume, Schedule 2001, milliliters
99860
Sample volume, Schedule 1379, milliliters
99861
Sample volume, Schedule 1389, milliliters
99864
Sample volume, Schedule 1398, milliliters
99865
Sample volume, Schedule 1324, milliliters
99866
Sample volume, Schedule 1608, milliliters
99868
Sample volume, Schedule 1319, milliliters
99870
Julian date, in-bottle digestion
Metals, digestion, unfiltered water, in-bottle
Open File 96-225
Hoffman, G.L., Fishman, M.J., and Garbarino, J.R., 1996, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory--In-bottle acid digestion of whole-water samples:  U.S. Geological Survey Open-File Report 96-225, 28 p.
I-3486-95:USGS
99872
Turbidity, water, unfiltered, laboratory, Hach 2100AN, nephelometric turbidity units
99891
Phosphorus, modified jirka method
99892
Ammonia plus organic nitrogen, water, unfiltered, modified jirka method, milligrams per liter as nitrogen
Ammonia plus organic nitrogen, water, total, modified jirka method
99893
Phosphorus, water, filtered, modified jirka method, milligrams per liter
Phosphorus, water, dissolved, modified jirka method
99894
Ammonia plus organic nitrogen, water, filtered, modified jirka method, milligrams per liter as nitrogen
Ammonia plus organic nitrogen, water, filtered, modified jirka method
99946
Sample volume, Schedule 1304, milliliters
99954
Set number, Schedule 1325
99955
Sample weight, Schedule 1325, grams
99958
2,4,5-T, surrogate, Schedule 9060/2060, water, filtered, percent recovery
99959
Caffeine-13C, surrogate, Schedule 9060/2060, water, filtered, percent recovery
99962
Sample weight, Schedule OCBS, grams
00003
Sampling depth in feet
00009
Location in cross section
Distance from left bank looking downstream in feet
00010
Water temperature, degrees Celsius
00020
Air temperature in degrees Celsius
00025
Barometric pressure, millimeters of mercury
00027
Collection agency
500 = US Department of Agriculture, 1028 = US Geological Survey, 84015 = Oklahoma Conservation Commission
00028
Analyzing agency
500=US Dept. of Agriculture, 810=US Corp of Engineers, 1028=USGS, 80020=National Water Qualitly Lab, 84013=USGS-OK, 84015=Ok Conservation Comm., 84041=OK Geological Survey, 9740=OK State Health Dept.
00058
Flow rate of well, gallons per minute
00061
Discharge, instantaneous, cubic feet per second
00070
Turbidity, water, unfiltered, Jackson turbidity units
00075
Turbidity, water, unfiltered, milligrams per liter as silicon dioxide
00065
Gage height, feet
70346
Suspended sediment, fall diameter (deionized water), percent smaller than 1 millimeter
71820
Density, water, unfiltered, grams per milliliter at 20 degrees Celsius
71885
Iron, water, unfiltered, micrograms per liter
80164
Bed sediment, dry sieved, sieve diameter, percent smaller than 0.063 millimeters
80165
Bed sediment, dry sieved, sieve diameter, percent smaller than 0.125 millimeters
80166
Bed sediment, dry sieved, sieve diameter, percent smaller than 0.25 millimeters
80167
Bed sediment, dry sieved, sieve diameter, percent smaller than 0.5 millimeters
80168
Bed sediment, dry sieved, sieve diameter, percent smaller than 1 millimeter
80169
Bed sediment, dry sieved, sieve diameter, percent smaller than 2 millimeters
80170
Bed sediment, dry sieved, sieve diameter, percent smaller than 4 millimeters
80171
Bed sediment, dry sieved, sieve diameter, percent smaller than 8 millimeters
80172
Bed sediment, dry sieved, sieve diameter, percent smaller than 16 millimeters
81903
Depth to bottom at sample location, feet
82068
Potassium-40, water, filtered, picocuries per liter