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Water Quality in Red River of the North Basin, Minnesota, North Dakota, and South Dakota, 1992-95

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SUMMARY OF COMPOUND DETECTIONS AND CONCENTRATIONS

Table 9. Semivolatile organic compounds, organochlorine compounds, and trace elements not detected in fish tissue or bed sediment of the Red River of the North Basin Study Unit
Semivolatile organic compounds

1,2,4-Trichlorobenzene

1,2-Dichlorobenzene (o-Dichlorobenzene, 1,2-DCB)

1,3-Dichlorobenzene (m-Dichlorobenzene)

1,4-Dichlorobenzene (p-Dichlorobenzene, 1,4-DCB)

2,3,5,6-Tetramethylphenol

2,4,6-Trichlorophenol

2,4,6-Trimethylphenol

2,4-Dichlorophenol

2,4-Dinitrophenol

2,4-Dinitrotoluene

2,6-Dinitrotoluene

2-Chloronaphthalene

2-Chlorophenol

2-Nitrophenol

4,6-Dinitro-2-methylphenol

4-Bromophenyl-phenylether

4-Chlorophenyl-phenylether

4-Nitrophenol

Azobenzene

Benzo[ c ]cinnoline

C8-Alkylphenol

Hexachlorobutadiene

Hexachlorocyclopentadiene

Hexachloroethane

Isophorone

N-Nitrosodi-n-propylamine

Nitrobenzene

Pentachloronitrobenzene

bis (2-Chloroethoxy)methane

bis (2-Chloroisopropyl)ether

Organochlorine compounds

Aldrin (HHDN, Octalene)

Chloroneb (chloronebe, Demosan, Soil Fungicide 1823)

DCPA (Dacthal, chlorthal-dimethyl)

Dieldrin (Panoram D-31, Octalox, Compound 497, Aldrin epoxide)

Endosulfan I (alpha-Endosulfan, Thiodan, Cyclodan, Beosit, Malix, Thimul, Thifor)

Endrin (Endrine)

Heptachlor epoxide (Heptachlor metabolite)

Heptachlor (Heptachlore, Velsicol 104)

Hexachlorobenzene (HCB)

Isodrin (Isodrine, Compound 711)

Mirex (Dechlorane)

Pentachloroanisole (PCA, pentachlorophenol metabolite)

Total Trihalomethanes (Trichloromethane (Chloroform), Dibromochloromethane, Bromodichloromethane, Tribromomethane (Bromoform))

Toxaphene (Camphechlor, Hercules 3956)

alpha-HCH (alpha-BHC, alpha-lindane, alpha-hexachlorocyclohexane, alpha-benzene hexachloride)

beta-HCH (beta-BHC, beta-hexachlorocyclohexane, alpha-benzene hexachloride)

cis-Permethrin (Ambush, Astro, Pounce, Pramex, Pertox, Ambushfog, Kafil, Perthrine, Picket, Picket G, Dragnet, Talcord, Outflank, Stockade, Eksmin, Coopex, Peregin, Stomoxin, Stomoxin P, Qamlin, Corsair, Tornade)

delta-HCH (delta-BHC, delta-hexachlorocyclohexane, delta-benzene hexachloride)

gamma-HCH (Lindane, gamma-BHC, Gammexane, Gexane, Soprocide, gamma-hexachlorocyclohexane, gamma-benzene hexachloride, gamma-benzene)

o,p'-Methoxychlor

p,p'-Methoxychlor (Marlate, methoxychlore)

trans-Permethrin (Ambush, Astro, Pounce, Pramex, Pertox, Ambushfog, Kafil, Perthrine, Picket, Picket G, Dragnet, Talcord, Outflank, Stockade, Eksmin, Coopex, Peregin, Stomoxin, Stomoxin P, Qamlin, Corsair, Tornade)

Trace elements

No non-detects


¹ Selected water-quality standards and guidelines or sediment-quality guidelines(Gilliom and others, in press).

² Rates of detection are based on the number of analyses and detections in the Study Unit, not on national data. Rates of detection for herbicides and insecticides were computed by only counting detections equal to or greater than 0.01 µg/L in order to facilitate equal comparisons among compounds, which had widely varying detection limits. For herbicides and insecticides, a detection rate of ''<1%'' means that all detections are less than 0.01 µg/L, or the detection rate rounds to less than one percent. For other compound groups, all detections were counted and minimum detection limits for most compounds were similar to the lower end of the national ranges shown. Method detection limits for all compounds in these tables are summarized in Gilliom and others (in press).

³ Detections of these compounds are reliable, but concentrations are determined with greater uncertainty than for the other compounds and are reported as estimated values (Zaugg and others, 1995).


U.S. Geological Survey Circular 1169

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Suggested citation:
Stoner, J.D., Lorenz, D.L., Goldstein, R.M., Brigham, M.E., and Cowdery, T.K., 1998, Water Quality in the Red River of the North Basin, Minnesota, North Dakota, and South Dakota, 1992-95: U.S. Geological Survey Circular 1169, on line at <URL: https://water.usgs.gov/pubs/circ1169>, updated April 21, 1998

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Last modified: 4/9/98