Station list     Available data
LOWER MISSISSIPPI RIVER BASIN


07022000       MISSISSIPPI RIVER AT THEBES, IL

(National stream-quality accounting network station)


LOCATION.--Lat 37°13'00", long 89°27'50", in NW 1/4 sec.17, T.15 S., R.3 W., Alexander County, Hydrologic Unit 07140105, near center span on downstream side of railroad bridge at Thebes, 5.0 mi downstream from Headwater Diversion Channel, and at mile 43.7 above Ohio River.

DRAINAGE AREA.--713,200 mi2, approximately.

PERIOD OF RECORD.--January 1973 to current year.

PERIOD OF DAILY RECORD.--
SPECIFIC CONDUCTANCE: October 1974 to September 1981.
WATER TEMPERATURE: October 1974 to September 1981.

REMARKS.--NASQAN station January 1973 to September 1986. Illinois Environmental Protection Agency station October 1986 to September 1994 (during the period, samples were analyzed by the Illinois EPA). Re-established as a NASQAN station October 1994 to current year.

EXTREMES FOR PERIOD OF DAILY RECORD.--
SPECIFIC CONDUCTANCE: Maximum daily, 705 microsiemens per centimeter, Aug. 5-7, 1980; minimum daily, 272 microsiemens per centimeter, Apr. 6, 1979.
WATER TEMPERATURE: Maximum daily, 31.5°C, July 10 and 11, 1975, and July 17, 1977; minimum daily, 0.0°C, on several days during winter periods.
WATER-QUALITY DATA, WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998
DIS- PH OXYGEN, COLI- STREP- E. COLI ALKA-
CHARGE, SPE- WATER DIS- FORM, TOCOCCI WATER LINITY
INST. CIFIC WHOLE SOLVED FECAL, FECAL, WHOLE WAT DIS
CUBIC TEMPER- CON- FIELD TUR- OXYGEN, (PER- 0.7µ KF AGAR TOTAL FIX END
FEET ATURE DUCT- (STAND- BID- DIS- CENT MF (COLS. UREASE FIELD
DATE TIME PER WATER ANCE ARD ITY SOLVED SATUR- (COLS./ PER (COL / CaCO3
SECOND (DEG C) (µS/cm) UNITS) (NTU) (mg/L) ATION) 100 mL) 100 mL) 100 mL) (mg/L)
(00061) (00010) (00095) (00400) (00076) (00300) (00301) (31625) (31673) (31633) (39036)
OCT
20... 1600 165000 17.8 526 7.94 25 9.0 94 140 200 150 146
NOV
24... 1545 148000 6.0 656 8.00 15 13.4 104 110 250 96 161
JAN
07... 1325 196000 5.9 570 8.22 38 12.1 98 2200 8300 620 160
FEB
02... 1520 161000 4.2 681 8.05 12 15.8 118 110 450 100 190
MAR
04... 1325 278000 7.4 481 8.07 72 10.6 89 250 210 210 150
24... 1255 542000 5.4 220 7.72 140 13.2 102 2400 1900 3900 110
APR
16... 1350 579000 12.6 401 7.85 100 9.2 87 430 1600 570 140
MAY
07... 1055 453000 15.3 485 7.88 52 9.7 96 420 620 K230 130
21... 0930 267000 23.4 525 8.05 26 7.8 91 96 30 100 160
JUN
10... 1410 282000 20.9 496 7.93 96 7.1 78 4600 440 2700 150
22... 1525 454000 24.0 435 7.84 300 6.4 74 1000 740 1000 140
JUL
22... 1610 271000 30.0 500 8.02 65 5.9 78 430 K50 290 160
AUG
11... 1040 252000 27.4 491 8.08 54 6.5 80 510 K150 220 160
26... 1335 152000 28.2 577 8.09 24 8.0 101 K110 K24 220 170
SEP
09... 1330 130000 27.2 571 8.09 27 7.7 95 110 K32 100 170
ALKA- BICAR- CAR- NITRO- NITRO- NITRO- NITRO- NITRO- NITRO-
LINITY BONATE BONATE NITRO- NITRO- GEN, GEN, GEN, GEN, GEN,AM- GEN,AM-
WAT DIS WATER WATER NITRO- GEN GEN, ORGANIC AMMONIA NITRITE NITRATE MONIA + MONIA +
TOT IT DIS IT DIS IT GEN, DIS- ORGANIC DIS- DIS- DIS- DIS- ORGANIC ORGANIC
FIELD FIELD FIELD TOTAL SOLVED TOTAL SOLVED SOLVED SOLVED SOLVED DIS. TOTAL
DATE (mg/L as (mg/L as (mg/L (mg/L (mg/L (mg/L (mg/L (mg/L (mg/L (mg/L (mg/L (mg/L
CaCO3) HCO3) as CO3) as N) as N) as N) as N) as N) as N) as N) as N) as N)
(39086) (00453) (00452) (00600) (00602) (00605) (00607) (00608) (00613) (00618) (00623) (00625)
OCT
20... 145 177 0 1.5 1.1 0.52 0.20 0.031 0.016 0.889 0.23 0.55
NOV
24... 166 202 0 1.8 1.8 0.29 0.30 0.086 0.021 1.42   0.38 0.37
JAN
07... 163 198 0 2.5 2.1 0.74 0.40 0.041 <0.010 --        0.44 0.78
FEB
02... 188 230 0 1.9 1.8 0.43 0.35 0.120 0.020 1.36   0.47 0.55
MAR
04... 146 178 0 3.1 3.3 0.14 0.34 0.070 0.015 2.92   0.41 0.21
24... 106 129 0 2.9 2.6 0.57 0.32 0.153 0.015 2.12   0.47 0.73
APR
16... 139 169 0 4.9 4.1 1.2   0.42 0.071 0.044 3.59   0.49 1.2  
MAY
07... 135 164 0 4.6 4.0 1.0   0.40 0.039 0.047 3.54   0.44 1.0  
21... 151 185 0 5.1 4.6 0.88 0.40 0.029 0.058 4.12   0.43 0.91
JUN
10... 147 179 0 4.4 4.3 --      --      <0.020 0.045 3.74   0.47 0.62
22... 139 170 0 5.8 4.5 1.6   0.41 0.043 0.011 4.08   0.45 1.7  
JUL
22... 156 191 0 4.3 3.7 --      --      <0.020 0.016 3.21   0.43 1.1  
AUG
11... 158 193 0 2.7 2.3 0.69 0.28 0.083 0.020 1.95   0.36 0.77
26... 171 208 0 2.2 2.4 --      --      <0.020 0.014 1.85   0.50 0.33
SEP
09... 168 205 0 1.8 1.5 --      --      <0.020 0.014 1.14   0.37 0.69
NITRO- PHOS- PHOS- CARBON, HARD- HARD-
GEN, PHATE, PHOS- PHORUS CARBON, ORGANIC HARD- NESS NESS MAGNE-
NO2+NO3 ORTHO, PHOS- PHORUS ORTHO, ORGANIC SUS- NESS NONCARB NONCARB CALCIUM SIUM,
DIS- DIS- PHORUS DIS- DIS- DIS- PENDED TOTAL DISSOLV DISSOLV DIS- DIS-
SOLVED SOLVED TOTAL SOLVED SOLVED SOLVED TOTAL (mg/L FLD. as LAB as SOLVED SOLVED
DATE (mg/L (mg/L (mg/L (mg/L (mg/L (mg/L (mg/L as CaCO3 CaCO3 (mg/L (mg/L
as N) as PO4) as P) as P) as P) as C) as C) CaCO3) (mg/L) (mg/L) as Ca) as Mg)
(00631) (00660) (00665) (00666) (00671) (00681) (00689) (00900) (00904) (00905) (00915) (00925)
OCT
20... 0.905 0.29 0.213 0.096 0.095 4.2 0.90 210 67 57 51 21
NOV
24... 1.45   0.31 0.063 0.070 0.100 4.0 0.20 220 -- 53 55 21
JAN
07... 1.71   0.27 0.229 0.092 0.089 3.9 1.8   220 57 50 55 20
FEB
02... 1.38   0.24 0.068 0.057 0.078 4.0 0.90 260 74 67 66 24
MAR
04... 2.93   0.29 0.692 0.100 0.096 4.4 4.1   200 55 45 50 19
24... 2.14   0.20 0.161 0.070 0.066 5.2 3.5   140 38 35 37 13
APR
16... 3.64   0.25 0.415 0.089 0.080 4.6 5.4   180 44 48 47 16
MAY
07... 3.59   0.25 0.329 0.082 0.083 4.6 3.4   210 75 58 53 18
21... 4.18   0.27 0.255 0.096 0.088 4.1 1.4   230 83 65 57 22
JUN
10... 3.78   0.36 0.205 0.135 0.119 4.3 5.7   200 52 50 49 18
22... 4.09   0.41 0.646 0.120 0.134 3.8 >10      170 28 37 43 14
JUL
22... 3.22   0.50 0.435 0.143 0.163 6.6 3.0   220 59 48 55 19
AUG
11... 1.97   0.38 0.263 0.116 0.123 4.2 2.6   200 46 49 51 19
26... 1.86   0.39 0.229 0.133 0.128 4.5 1.3   230 61 57 58 21
SEP
09... 1.16   0.44 0.255 0.139 0.144 4.1 1.1   210 43 42 52 20
SOLIDS, SOLIDS, SED.
POTAS- CHLO- FLUO- SILICA, RESIDUE SUM OF SOLIDS, SUSP.
SODIUM, SODIUM SIUM, RIDE, SULFATE RIDE, DIS- AT 180 CONSTI- DIS- SIEVE
DIS- AD- DIS- DIS- DIS- DIS- SOLVED DEG. C TUENTS, SOLVED DIAM.
SOLVED SORP- SOLVED SOLVED SOLVED SOLVED (mg/L DIS- DIS- (TONS % FINER
DATE (mg/L TION SODIUM (mg/L (mg/L (mg/L (mg/L as SOLVED SOLVED PER THAN
as Na) RATIO PERCENT as K) as Cl) as SO4) as F) SiO2) (mg/L) (mg/L) DAY) 0.062 mm
(00930) (00931) (00932) (00935) (00940) (00945) (00950) (00955) (70300) (70301) (70302) (70331)
OCT
20... 44 1    31 4.8 21 120 0.28 8.4 394 367 176000 81
NOV
24... 46 1    30 5.2 22 140 0.30 9.3 417 401 167000 62
JAN
07... 34 1    25 4.2 31 78 0.28 7.8 341 335 180000 72
FEB
02... 36 1    23 4.0 36 86 0.27 9.1 406 380 176000 58
MAR
04... 21 0.7 18 3.8 24 56 0.23 8.9 308 283 231000 83
24... 15 0.5 18 3.4 16 38 0.18 8.4 224 204 328000 82
APR
16... 15 0.5 15 3.7 17 44 0.21 9.8 260 252 406000 83
MAY
07... 16 0.5 14 3.7 21 56 0.19 8.2 304 274 372000 79
21... 22 0.6 16 4.0 25 71 0.27 6.4 347 318 250000 80
JUN
10... 19 0.6 17 4.1 21 59 0.27 8.3 307 284 234000 92
22... 14 0.5 15 4.3 15 43 0.27 9.3 268 246 329000 96
JUL
22... 19 0.6 16 4.3 19 52 0.25 12    314 289 230000 92
AUG
11... 23 0.7 20 4.3 18 57 0.30 9.0 291 286 198000 89
26... 29 0.8 21 5.6 23 78 0.33 9.6 354 336 145000 92
SEP
09... 31 0.9 23 5.6 22 84 0.31 8.8 357 330 125000 92
ALUM- ANTI- BERYL- CHRO-
SEDI- INUM, MONY, ARSENIC BARIUM, LIUM, BORON, CADMIUM IRON, MIUM, COBALT, COPPER,
MENT, DIS- DIS- DIS- DIS- DIS- DIS- DIS- DIS- DIS- DIS- DIS-
SUS- SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED
DATE PENDED (µg/L (µg/L (µg/L (µg/L (µg/L (µg/L (µg/L (µg/L (µg/L (µg/L (µg/L
(mg/L) as Al) as Sb) as As) as Ba) as Be) as B) as Cd) as Fe) as Cr) as Co) as Cu)
(80154) (01106) (01095) (01000) (01005) (01010) (01020) (01025) (01046) (01030) (01035) (01040)
OCT
20... 157 1.7 <1.0 2 64 <1.0 80 <1.0 <3.0 1.4 <1.0 2.2
NOV
24... 160 6.6 <1.0 2 63 <1.0 82 <1.0 7.1 2.0 <1.0 1.8
JAN
07... 287 34    <1.0 1 61 <1.0 59 <1.0 29    1.9 <1.0 1.4
FEB
02... 125 5.3 <1.0 1 74 <1.0 65 <1.0 <10    3.8 <1.0 1.5
MAR
04... 330 30    <1.0 1 65 <1.0 43 <1.0 31    3.1 <1.0 1.9
24... 739 121    <1.0 <1 56 <1.0 31 <1.0 120    1.1 <1.0 1.7
APR
16... 604 1.9 <1.0 2 75 <1.0 33 <1.0 <10    2.1 <1.0 1.8
MAY
07... 348 59    <1.0 1 79 <1.0 40 <1.0 79    2.2 <1.0 1.8
21... 198 5.3 <1.0 2 85 <1.0 55 <1.0 <10    2.3 <1.0 2.2
JUN
10... 472 3.7 <1.0 2 79 <1.0 51 <1.0 <10    2.0 <1.0 2.3
22... 1510 44    <1.0 2 80 <1.0 40 <1.0 52    1.3 <1.0 2.2
JUL
22... 329 7.5 <1.0 2 100 <1.0 51 <1.0 <10    2.0 1.2 2.3
AUG
11... 244 3.4 <1.0 2 94 <1.0 66 <1.0 <10    1.7 <1.0 2.2
26... 144 3.8 <1.0 3 101 <1.0 70 <1.0 <10    1.4 <1.0 2.5
SEP
09... 160 3.7 <1.0 3 101 <1.0 77 <1.0 <10    1.7 <1.0 2.2
2,6-DI-
MANGA- MOLYB- STRON- URANIUM VANA- ETHYL ACETO-
LITHIUM LEAD, NESE, DENUM, NICKEL, SILVER, TIUM, NATURAL DIUM, ZINC, ANILINE CHLOR,
DIS- DIS- DIS- DIS- DIS- DIS- DIS- DIS- DIS- DIS- WAT FLT WATER
SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED 0.7 m FLTRD
DATE (µg/L (µg/L (µg/L (µg/L (µg/L (µg/L (µg/L (µg/L (µg/L (µg/L GF, REC REC
as Li) as Pb) as Mn) as Mo) as Ni) as Ag) as Sr) as U) as V) as Zn) (µg/L) (µg/L)
(01130) (01049) (01056) (01060) (01065) (01075) (01080) (22703) (01085) (01090) (82660) (49260)
OCT
20... 29 <1.0 <1.0 3.0 2.3 <1.0 323 2.8 <6 2.0 <0.003 0.120
NOV
24... 28 <1.0 3.9 2.7 2.2 <1.0 344 3.2 <6 1.2 <0.003 0.036
JAN
07... 15 <1.0 6.7 2.4 2.0 <1.0 265 2.2 <10 1.6 E0.001 0.056
FEB
02... 16 <1.0 4.3 2.2 1.8 <1.0 287 2.4 <10 5.7 E0.001 0.093
MAR
04... 10 <1.0 2.0 1.6 1.9 <1.0 180 1.9 <10 13    <0.003 0.008
24... 6 <1.0 8.6 1.2 2.0 <1.0 143 1.3 <10 9.9 --        --       
APR
16... 7 <1.0 <1.0 1.6 1.9 <1.0 182 2.0 <10 <1.0 <0.003 0.025
MAY
07... 10 <1.0 9.5 1.8 2.0 <1.0 186 2.6 <10 2.7 <0.003 0.469
21... 12 <1.0 <1.0 2.3 2.9 <1.0 222 2.7 <10 6.8 <0.003 0.819
JUN
10... 11 <1.0 <1.0 2.3 2.1 <1.0 196 2.2 <10 1.1 E0.004 0.482
22... 8 <1.0 4.5 2.1 1.9 <1.0 182 1.8 <10 2.7 <0.003 0.606
JUL
22... 13 <1.0 4.1 2.7 2.2 <1.0 207 2.3 <10 36    <0.003 0.034
AUG
11... 13 <1.0 <1.0 3.0 2.3 <1.0 234 2.2 <10 1.4 <0.003 0.020
26... 19 <1.0 <1.0 3.7 2.1 <1.0 277 3.0 <10 1.3 <0.003 0.011
SEP
09... 20 <1.0 1.6 3.7 2.0 <1.0 270 2.7 <10 1.6 <0.003 0.012
METHYL BEN- CAR- CARBO- DEETHYL
ALA- ATRA- AZIN- FLUR- BUTYL- BARYL FURAN CYANA- DCPA ATRA-
CHLOR, ZINE, PHOS ALIN ATE, WATER WATER CHLOR- ZINE, WATER ZINE, DI-
WATER, WATER, WAT FLT WAT FLD WATER, FLTRD FLTRD PYRIFOS WATER, FLTRD WATER, AZINON,
DISS, DISS, 0.7 m 0.7 m DISS, 0.7 m 0.7 m DIS- DISS, 0.7 m DISS, DIS-
DATE REC, REC GF, REC GF, REC REC GF, REC GF, REC SOLVED REC GF, REC REC SOLVED
(µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L)
(46342) (39632) (82686) (82673) (04028) (82680) (82674) (38933) (04041) (82682) (04040) (39572)
OCT
20... 0.006 0.143 <0.001 <0.002 <0.002 <0.003 <0.003 <0.004 0.013   <0.002 E0.012 <0.002
NOV
24... 0.010 0.093 <0.001 <0.002 <0.002 <0.003 <0.003 <0.004 <0.004   <0.002 E0.004 0.006
JAN
07... 0.007 0.233 <0.001 <0.002 <0.002 <0.003 <0.003 <0.004 <0.004   <0.002 E0.008 0.004
FEB
02... 0.006 0.199 <0.001 <0.002 <0.002 <0.003 <0.003 <0.004 <0.004   <0.002 E0.007 E0.003
MAR
04... 0.006 0.105 <0.001 <0.002 <0.002 <0.003 <0.003 <0.004 <0.004   <0.002 E0.006 <0.002
APR
16... 0.013 0.137 <0.001 <0.002 <0.002 <0.003 <0.003 <0.004 0.020   <0.002 E0.034 0.015
MAY
07... 0.034 2.36   <0.001 <0.002 <0.002 <0.003 <0.003 <0.010 0.165   <0.002 E0.014 E0.004
21... 0.040 2.45   <0.001 <0.002 <0.002 <0.003 <0.003 <0.004 0.719   <0.002 E0.073 0.006
JUN
10... 0.155 4.33   <0.001 <0.002 <0.002 <0.003 E0.011 <0.030 0.713   <0.002 E0.246 0.018
22... 0.103 5.96   <0.001 <0.002 <0.002 <0.003 E0.029 <0.020 0.363   <0.002 E0.113 0.004
JUL
22... 0.022 1.10   <0.001 <0.002 <0.002 <0.003 <0.003 <0.004 0.066   <0.002 E0.040 <0.002
AUG
11... 0.010 0.583 <0.001 <0.002 <0.002 <0.003 <0.003 <0.004 <0.020   <0.002 E0.016 <0.002
26... 0.010 0.411 <0.001 <0.002 <0.002 E0.045 <0.003 <0.004 0.013   0.028 E0.022 E0.004
SEP
09... E0.003 0.229 <0.001 <0.002 <0.002 <0.003 <0.003 <0.004 0.0096 <0.002 E0.013 E0.001
DISUL- ETHAL- ETHO- LIN-
FOTON EPTC FLUR- PROP URON METRI-
DI- WATER WATER ALIN WATER FONOFOS WATER MALA- METO- BUZIN
ELDRIN FLTRD FLTRD WAT FLT FLTRD WATER LINDANE FLTRD THION, LACHLOR SENCOR
DIS- 0.7 m 0.7 m 0.7 m 0.7 m DISS DIS- 0.7 m DIS- WATER WATER
DATE SOLVED GF, REC GF, REC GF, REC GF, REC REC SOLVED GF, REC SOLVED DISSOLV DISSOLV
(µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L)
(39381) (82677) (82668) (82663) (82672) (04095) (39341) (82666) (39532) (39415) (82630)
OCT
20... <0.001 <0.017 <0.002 <0.004 <0.003 <0.003 <0.004 <0.002 <0.005 0.032 <0.004
NOV
24... <0.001 <0.017 <0.002 <0.004 <0.003 <0.003 <0.004 <0.002 <0.005 0.052 <0.004
JAN
07... <0.001 <0.017 <0.002 <0.004 <0.003 <0.003 <0.004 <0.002 <0.005 0.075 <0.004
FEB
02... <0.001 <0.017 <0.002 <0.004 <0.003 <0.003 <0.004 <0.002 <0.005 0.074 <0.004
MAR
04... <0.001 <0.017 <0.002 <0.004 <0.003 <0.003 <0.004 <0.002 <0.005 0.109 <0.004
APR
16... <0.001 <0.017 <0.002 <0.004 <0.003 <0.003 <0.004 <0.002 <0.005 0.091 0.006
MAY
07... <0.001 <0.017 E0.003 <0.004 <0.003 <0.003 <0.004 <0.002 <0.005 0.981 <0.004
21... <0.001 <0.017 E0.003 <0.004 <0.003 <0.003 <0.004 <0.002 <0.005 1.46   <0.004
JUN
10... <0.001 <0.017 E0.002 <0.004 <0.003 <0.003 <0.004 <0.002 <0.005 1.30   0.029
22... <0.001 <0.017 <0.002 <0.004 <0.003 <0.003 <0.004 <0.002 <0.005 2.10   0.025
JUL
22... <0.001 <0.017 <0.002 <0.004 <0.003 <0.003 <0.004 <0.002 <0.005 0.408 <0.004
AUG
11... <0.001 <0.017 <0.002 <0.004 <0.003 <0.003 <0.004 <0.002 <0.005 0.246 <0.004
26... <0.001 <0.017 <0.002 <0.004 <0.003 <0.003 <0.004 <0.002 <0.005 0.170 <0.004
SEP
09... <0.001 <0.017 <0.002 <0.004 <0.003 <0.003 <0.004 <0.002 <0.005 0.070 <0.004
MOL- NAPROP- METHYL PEB- PENDI- PRO- PRO-
INATE AMIDE PARA- ULATE METH- PHORATE PRO- PROP- PANIL PARGITE
WATER WATER PARA- THION WATER ALIN WATER METON, CHLOR, WATER WATER
FLTRD FLTRD THION, WAT FLT FILTRD WAT FLT FLTRD WATER, WATER, FLTRD FLTRD
0.7 m 0.7 m DIS- 0.7 m 0.7 m 0.7 m 0.7 m DISS, DISS, 0.7 m 0.7 m
DATE GF, REC GF, REC SOLVED GF, REC GF, REC GF, REC GF, REC REC REC GF, REC GF, REC
(µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L)
(82671) (82684) (39542) (82667) (82669) (82683) (82664) (04037) (04024) (82679) (82685)
OCT
20... <0.004 <0.003 <0.004 <0.006 <0.004 <0.004 <0.002 E0.007 <0.007 <0.004 <0.013
NOV
24... <0.004 <0.003 <0.004 <0.006 <0.004 <0.004 <0.002 E0.005 <0.007 <0.004 <0.013
JAN
07... <0.004 <0.003 <0.004 <0.006 <0.004 <0.004 <0.002 E0.005 <0.007 <0.004 <0.013
FEB
02... <0.004 <0.003 <0.004 <0.006 <0.004 <0.004 <0.002 E0.005 <0.007 <0.004 <0.013
MAR
04... <0.004 <0.003 <0.004 <0.006 <0.004 <0.004 <0.002 E0.004 <0.007 <0.004 <0.013
APR
16... <0.004 <0.003 <0.004 <0.006 <0.004 <0.004 <0.002 <0.018 <0.007 <0.004 <0.013
MAY
07... <0.004 <0.003 <0.004 <0.006 <0.004 <0.004 <0.002 E0.012 <0.007 <0.004 <0.013
21... <0.004 <0.003 <0.004 <0.006 <0.004 <0.004 <0.002 E0.011 <0.007 <0.004 <0.013
JUN
10... <0.004 <0.003 <0.004 <0.006 <0.004 0.013 <0.002 0.026 <0.007 <0.004 <0.013
22... <0.004 <0.003 <0.004 <0.006 <0.004 0.016 <0.002 E0.016 <0.007 <0.004 <0.013
JUL
22... <0.004 <0.003 <0.004 <0.006 <0.004 <0.004 <0.002 E0.012 <0.007 <0.004 <0.013
AUG
11... <0.004 <0.003 <0.004 <0.006 <0.004 <0.004 <0.002 E0.010 <0.007 <0.004 <0.013
26... <0.004 <0.003 <0.004 <0.006 <0.004 <0.004 <0.002 E0.012 <0.007 <0.004 0.024
SEP
09... <0.004 <0.003 <0.004 <0.006 <0.004 <0.004 <0.002 E0.010 <0.007 <0.004 <0.013
PRON- TEBU- TER- TER- THIO- TRIAL- TRI- PER-
AMIDE SI- THIURON BACIL BUFOS BENCARB LATE FLUR- METHRIN
WATER MAZINE, WATER WATER WATER WATER WATER ALIN ALPHA CIS
FLTRD WATER, FLTRD FLTRD FLTRD FLTRD FLTRD WAT FLT BHC WAT FLT P,P'
0.7 m DISS, 0.7 m 0.7 m 0.7 m 0.7 m 0.7 m 0.7 m DIS- 0.7 m DDE
DATE GF, REC REC GF, REC GF, REC GF, REC GF, REC GF, REC GF, REC SOLVED GF, REC DISSOLV
(µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L) (µg/L)
(82676) (04035) (82670) (82665) (82675) (82681) (82678) (82661) (34253) (82687) (34653)
OCT
20... <0.003 E0.005   <0.010 <0.007 <0.013 <0.002 <0.001 <0.002 <0.002 <0.005 <0.006
NOV
24... <0.003 <0.005   <0.010 <0.007 <0.013 <0.002 <0.001 <0.002 <0.002 <0.005 <0.006
JAN
07... <0.003 E0.004   <0.010 <0.007 <0.013 <0.002 <0.001 <0.002 <0.002 <0.005 <0.006
FEB
02... <0.003 E0.003   <0.010 <0.007 <0.013 <0.002 <0.001 <0.002 <0.002 <0.005 <0.006
MAR
04... <0.003 <0.005   <0.010 <0.007 <0.013 <0.002 <0.001 <0.002 <0.002 <0.005 <0.006
APR
16... <0.003 0.008   <0.010 <0.007 <0.013 <0.002 <0.001 <0.002 <0.002 <0.005 <0.006
MAY
07... <0.003 0.051   <0.010 <0.007 <0.013 <0.002 <0.001 <0.002 <0.002 <0.005 <0.006
21... <0.003 0.034   <0.010 <0.007 <0.013 <0.002 <0.001 <0.002 <0.002 <0.005 <0.006
JUN
10... <0.003 0.111   E0.010 <0.007 <0.013 <0.002 <0.001 E0.003 <0.002 <0.005 <0.006
22... <0.003 0.054   <0.010 <0.007 <0.013 <0.002 <0.001 0.005 <0.002 <0.005 <0.006
JUL
22... <0.003 0.013   <0.010 <0.007 <0.013 <0.002 <0.001 <0.002 <0.002 <0.005 <0.006
AUG
11... <0.003 <0.010   <0.010 <0.007 <0.013 <0.002 <0.001 <0.002 <0.002 <0.005 <0.006
26... <0.003 0.009   <0.010 <0.007 <0.013 <0.002 <0.001 <0.002 <0.002 <0.005 E0.001
SEP
09... <0.003 0.0068 <0.010 <0.007 <0.013 <0.002 <0.001 <0.002 <0.002 <0.005 <0.006
E - Laboratory estimated value.
K - Results based on colony count outside the acceptable range (non-ideal colony count).

Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data