Station list     Available data
LOWER MISSISSIPPI RIVER BASIN


07022000       MISSISSIPPI RIVER AT THEBES, IL



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.--
SURFACE-WATER DISCHARGE AND STAGE
 

DISCHARGE: October 1932 to current year. Monthly discharge only for some periods, published in WSP 1311. Prior to April 1941, published as "at Cape Girardeau, Mo".
 

STAGE: March 1933 to February 1938 and October 1939 to current year in reports of the U.S. Geological Survey. Prior to April 1941, published as "at Cape Girardeau, Mo". Since November 1878, under name of "at Grays Point" in files of the U.S. Army Corps of Engineers; January 1879 to May of 1896, published as "at Grays Point"; since May 1896, published as "at Cape Girardeau" in reports of the Mississippi River Commission February 1891 to February 1894; and since 1904, published as "at Cape Girardeau" in reports of the National Weather Service.
SURFACE-WATER QUALITY
 

CHEMICAL: January 1973 to current year.
 

SEDIMENT: October 1980 to current year.
 

SPECIFIC CONDUCTANCE: October 1974 to September 1981.
 

WATER TEMPERATURE: October 1974 to September 1981.

REVISED RECORDS.-- WSP 1341: 1844(M). WDR MO-76-1: Drainage area, WDR MO-98-1: Extreme outside period of record.

GAGE.-- Water-stage recorder, U.S. Army Corps of Engineers satellite telemeter and telemark. Datum of gage is 300.00 ft above sea level. Mar. 17, 1933, to Dec. 21 1934, nonrecording gage; Dec. 22, 1934, to Apr. 4, 1941, water-stage recorder, at site 8.2 mi upstream at datum 4.65 ft higher; Apr. 5, 1941, to Sept. 30, 1941, nonrecording gage at present site and datum; Oct. 1, 1941, to Oct. 11, 1943, at datum 0.07 ft higher. Prior to Apr. 5, 1941, various auxiliary gages used. Since Oct. 1, 1943, former gage at Cape Girardeau used as auxiliary gage.

REMARKS.-- Natural flow of stream affected by many reservoirs and navigation dams in upper the Mississippi River Basin and by many reservoirs and diversions for irrigation in the Missouri River Basin. 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 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.
SUSPENDED-SEDIMENT CONCENTRATONS: Maximum daily mean, 3,890 mg/L, Dec. 22, 1985; minimum daily mean, 13 mg/L, Jan. 28, 1981.
SUSPENDED-SEDIMENT LOADS: Maximum daily, 6,280,000 tons, Mar. 1, 1985; minimum daily, 2,530 tons, Jan. 28, 1981.

EXTREMES OUTSIDE PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Flood of July 4, 1844, reached an elevation of 345.14 ft, present datum, at Grays Point, from floodmarks, discharge, 1,075,000 ft3/s, computed by the U.S. Army Corps of Engineers.
WATER-QUALITY DATA
DIS- UV UV OXYGEN, pH E. COLI COLI- STREP-
CHARGE, ABSORB- ABSORB- DIS- WATER SPE- WATER FORM, TOCOCCI
INST. ANCE ANCE SOLVED WHOLE CIFIC WHOLE FECAL, FECAL,
(CUBIC 254 nm, 280 nm, OXYGEN, (PER- FIELD CON- TEMPER- TOTAL 0.7 KF AGAR
FEET WTR FLT WTR FLT DIS- CENT (STAND- DUCT- ATURE UREASE mm-MF (col
DATE TIME PER (UNITS (UNITS SOLVED SATUR- ARD ANCE WATER (col / (col / /
SECOND) /cm) /cm) (mg/L) ATION) UNITS) (mS/cm) (DEG C) 100 mL) 100 mL) 100 mL)
(00061) (50624) (61726) (00300) (00301) (00400) (00095) (00010) (31633) (31625) (31673)
OCT
13... 1345 121000 .115 --        10.3 110 7.6 630 19.3 130 270    K20
DEC
27... 1440 83100 .092 .066 14.2 105 7.8 714 3.0 200 275    K19
JAN
31... 1445 93700 .103 .075 13.6 96 8.0 484 1.6 210 260    50
MAR
06... 1435 182000 .111 .082 10.9 95 7.9 587 9.6 180 220    170
APR
06... 0950 127000 .111 .082 9.1 87 8.4 597 13.0 210 K140    K15
MAY
03... 1335 162000 .115 .084 8.3 89 8.1 588 18.4 K37 K140    K23
11... 1005 167000 .162 .122 6.3 70 8.0 395 20.8 310 560    370
31... 1330 234000 .171 .128 6.0 68 7.8 473 22.1 320 420    290
JUN
12... 1330 228000 .136 .099 6.4 72 7.8 515 21.1 100 200    80
29... 0940 414000 .160 .119 4.5 53 7.7 418 24.2 K880 1000    K250
JUL
12... 1400 267000 .165 .123 6.3 80 7.8 469 28.6 230 K160    K110
AUG
14... 1525 146000 .139 .102 8.0 102 8.1 529 28.7 42 110    23
21... 1430 129000 .111 .080 8.4 109 8.2 577 28.2 220 240    K14
SEP
06... 1330 111000 .120 .086 6.1 79 8.1 585 28.4 K23 48    K13
ALKA- ALKA- BICAR- CAR- HARD-
LINITY LINITY BONATE BONATE HARD- NESS MAGNE- POTAS- CHLO- FLUO-
WAT DIS WAT DIS WATER WATER NESS NONCARB CALCIUM SIUM, SIUM, SODIUM, RIDE, RIDE,
FIX END TOT IT DIS IT DIS IT TOTAL DISSOLV DIS- DIS- DIS- DIS- DIS- DIS-
FIELD FIELD FIELD FIELD (mg/L FLD. as SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED
DATE CaCO3 (mg/L as ( mg/L as (mg/L as as CaCO3 (mg/L (mg/L (mg/L (mg/L (mg/L (mg/L
(mg/L) CaCO3) HCO3) CO3) CaCO3) (mg/L) as Ca) as Mg) as K) as Na) as Cl) as F)
(39036) (39086) (00453) (00452) (00900) (00904) (00915) (00925) (00935) (00930) (00940) (00950)
OCT
13... 150 152 185 0 220 68 53.6 20.9 4.9 45.8 25.6 .4
DEC
27... 200 204 249 0 260 53 64.6 23.3 5.1 46.2 29.1 .4
JAN
31... 150 154 192 0 230 68 55.2 21.2 3.7 41.4 28.5 .3
MAR
06... 145 150 184 0 220 65 52.7 20.4 3.6 25.1 41.3 .2
APR
06... 180 179 204 7 220 43 55.0 20.4 4.1 37.9 31.1 .3
MAY
03... 150 149 182 0 210 65 50.1 21.5 4.3 35.8 35.2 .3
11... 110 106 129 0 150 43 36.1 14.2 3.4 23.5 19.9 .3
31... 130 127 155 0 170 44 40.5 17.0 3.3 28.8 23.8 .2
JUN
12... 150 152 185 0 220 63 51.0 21.2 3.8 27.8 24.6 .2
29... 120 118 144 0 160 44 40.6 14.7 4.1 16.9 16.8 .2
JUL
12... 140 136 166 0 180 46 47.3 15.4 3.5 21.2 17.3 .3
AUG
14... 150 150 183 0 200 47 48.3 18.5 3.8 32.2 21.8 .3
21... 150 156 190 0 220 61 51.4 21.3 4.0 40.1 26.9 .3
SEP
06... 160 157 191 0 210 50 47.9 21.0 4.2 37.7 24.1 .3
K--Results based on colony count outside the acceptable range (non-ideal colony count).
NITRO- NITRO- NITRO- NITRO- NITRO- PHOS- SOLIDS,
SILICA, GEN, GEN,AM- GEN,AM- GEN, GEN, PHOS- PHORUS RESIDUE
DIS- SULFATE AMMONIA MONIA + MONIA + NO2+NO3 NITRITE PHORUS ORTHO, PHOS- AT 180
SOLVED DIS- DIS- ORGANIC ORGANIC DIS- DIS- DIS- DIS- PHORUS DEG. C TUR-
(mg/L SOLVED SOLVED DIS. TOTAL SOLVED SOLVED SOLVED SOLVED TOTAL DIS- BID-
DATE as (mg/L (mg/L (mg/L (mg/L (mg/L (mg/L (mg/L (mg/L (mg/L SOLVED ITY
SiO2) as SO4) as N) as N) as N) as N) as N) as P) as P) as P) (mg/L) (NTU)
(00955) (00945) (00608) (00623) (00625) (00631) (00613) (00666) (00671) (00665) (70300) (00076)
OCT
13... 8.5 125    .040 .32 .68 .890 .012 .108 .103 .214 396 25   
DEC
27... 9.0 119    .157 .45 .66 1.32   <.010 .081 .077 .177 444 17   
JAN
31... 8.4 102    .088 .37 .75 1.40   .011 .064 .047 .161 396 8.1
MAR
06... --    67.1 .071 .46 .82 2.25   .024 .122 .110 .260 365 45   
APR
06... 6.8 85.8 .067 .43 .87 1.37   .014 .085 .061 .194 369 21   
MAY
03... 5.1 81.5 <.020 .46 1.0   2.52   .074 .111 .082 .236 350 23   
11... 8.9 53.9 .052 .48 1.6   1.48   .074 .096 .070 .543 257 --   
31... 6.8 66.4 <.020 .53 1.3   1.79   .078 .115 .098 .410 293 76   
JUN
12... 8.1 66.4 <.020 .54 1.2   3.52   .013 .134 .123 .350 320 50   
29... 9.5 41.8 .029 .60 1.5   3.29   .015 .142 .123 .557 245 110   
JUL
12... 9.6 60.7 <.020 .37 .95 2.99   <.010 .159 .134 .417 290 80   
AUG
14... 6.0 75.5 <.020 .41 .95 1.25   .029 .128 .101 .262 319 38   
21... 1.9 93.7 <.020 .39 .86 .894 .032 .103 .081 .219 351 25   
SEP
06... 2.5 90.8 <.020 .34 .74 .516 .025 .115 .093 .243 341 32   
CARBON, 2,6-DI-
SELE- STRON- VANA- CARBON, ORGANIC ETHYL ACETO- ALA-
ARSENIC BORON, IRON, LITHIUM NIUM, TIUM, DIUM, ORGANIC PARTIC- ANILINE CHLOR, CHLOR,
DIS- DIS- DIS- DIS- DIS- DIS- DIS- DIS- ULATE WAT FLT WATER WATER,
SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED SOLVED TOTAL 0.7 m FLTRD DISS,
DATE (mg/L (mg/L (mg/L (mg/L (mg/L (mg/L (mg/L (mg/L (mg/L GF, REC REC REC,
as As) as B) as Fe) as Li) as Se) as Sr) as V) as C) as C) (mg/L) (mg/L) (mg/L)
(01000) (01020) (01046) (01130) (01145) (01080) (01085) (00681) (00689) (82660) (49260) (46342)
OCT
13... E2.0 89 <10 27.6 E1.6 332 <10 4.5 1.5 <.003 <.010 <.002
DEC
27... E1.7 86 <10 26.1 E1.8 383 E6 4.1 1.4 <.003 .013 .007
JAN
31... E1.4 75 10 18.8 E1.3 324 <10 4.6 .7 <.003 .021 .009
MAR
06... E1.7 -- <10 8.9 E1.2 -- <10 4.6 1.1 <.003 .132 <.010
APR
06... E1.7 93 20 16.0 E1.2 283 <10 5.6 1.1 <.003 .076 <.002
MAY
03... E1.6 79 20 16.1 <2.4 235 <10 4.6 1.9 <.003 .344 .017
11... E1.5 92 530 9.3 <2.4 177 E6 5.4 4.8 <.003 .256 .259
31... 2.6 103 110 11.9 E2.3 207 <10 7.1 1.4 <.003 .526 .089
JUN
12... 2.8 82 30 13.6 E1.5 219 <10 5.9 1.8 <.003 .481 .030
29... E1.5 46 100 8.3 <2.4 148 E7 6.9 >5.0 <.003 .158 .025
JUL
12... 2.1 72 30 9.0 E1.4 175 <10 8.0 3.7 <.003 .061 .011
AUG
14... 2.2 148 30 14.9 <2.4 231 <10 4.8 1.1 <.003 <.002 <.002
21... 2.6 141 10 20.0 E2.0 282 <10 5.8 1.4 <.003 <.002 <.010
SEP
06... 3.4 95 20 19.4 E1.4 270 <10 6.0 1.5 <.003 <.002 <.002
E--Laboratory estimated value.
METHYL BEN- CAR- CARBO- DEETHYL
ATRA- AZIN- FLUR- BUTYL- BARYL FURAN CYANA- DCPA ATRA-
ZINE, PHOS ALIN ATE, WATER WATER CHLOR- ZINE, WATER ZINE, DI- DI-
WATER, WAT FLT WAT FLD WATER, FLTRD FLTRD PYRIFOS WATER, FLTRD WATER, AZINON, ELDRIN
DISS, 0.7 m 0.7 m DISS, 0.7 m 0.7 m DIS- DISS, 0.7 m DISS, DIS- DIS-
DATE REC GF, REC GF, REC REC GF, REC GF, REC SOLVED REC GF, REC REC SOLVED SOLVED
(mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L)
(39632) (82686) (82673) (04028) (82680) (82674) (38933) (04041) (82682) (04040) (39572) (39381)
OCT
13... .141 <.001 <.002 <.002 <.003 <.003 <.004 <.004 <.002 E.008 <.010 <.001
DEC
27... .110 <.001 <.002 <.002 <.003 <.003 <.004 <.004 <.002 E.025 <.002 <.001
JAN
31... .257 <.001 <.002 <.002 <.003 <.003 <.004 <.004 <.002 E.029 .022 <.001
MAR
06... .247 <.001 <.002 <.002 <.003 <.003 <.004 <.010 <.002 E.030 .016 <.001
APR
06... .166 <.001 <.002 <.002 <.003 <.003 <.004 <.010 <.002 E.030 E.003 <.001
MAY
03... 1.38   <.001 <.002 <.002 <.003 <.003 <.004 .019 <.002 E.080 .013 <.001
11... 2.18   <.001 <.002 <.002 E.012 E.018 <.004 .024 <.002 E.100 .019 <.001
31... 2.82   <.001 <.002 <.002 <.003 <.003 <.004 .063 <.002 E.200 .011 <.001
JUN
12... 2.25   <.001 <.002 <.002 <.003 E.025 <.004 .043 <.002 E.180 .004 <.001
29... 1.51   <.001 <.002 <.002 <.003 E.018 <.004 .027 <.002 E.240 .015 <.001
JUL
12... .777 <.001 <.002 <.002 <.003 <.003 <.004 .008 <.002 E.029 .006 <.001
AUG
14... .272 <.001 <.002 <.002 <.003 <.003 <.004 <.004 <.002 E.016 .004 <.001
21... .276 <.001 <.002 <.002 <.003 <.003 <.004 <.004 <.002 E.019 <.002 <.001
SEP
06... .208 <.001 <.002 <.002 <.003 <.003 <.004 <.004 <.002 E.067 <.002 <.001
DISUL- ETHAL- ETHO- LIN- MOL- NAPROP-
FOTON EPTC FLUR- PROP URON METRI- INATE AMIDE
WATER WATER ALIN WATER FONOFOS WATER MALA- METO- BUZIN WATER WATER
FLTRD FLTRD WAT FLT FLTRD WATER LINDANE FLTRD THION, LACHLOR SENCOR FLTRD FLTRD
0.7 m 0.7 m 0.7 m 0.7 m DISS DIS- 0.7 m DIS- WATER WATER 0.7 m 0.7 m
DATE GF, REC GF, REC GF, REC GF, REC REC SOLVED GF, REC SOLVED DISSOLV DISSOLV GF, REC GF, REC
(mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L)
(82677) (82668) (82663) (82672) (04095) (39341) (82666) (39532) (39415) (82630) (82671) (82684)
OCT
13... <.017 <.002 <.004 <.003 <.003 <.004 <.002 <.005 .038 <.004 <.004 <.003
DEC
27... <.017 <.002 <.004 <.003 <.003 <.004 <.002 <.005 .055 <.004 <.004 <.003
JAN
31... <.017 <.002 <.004 <.003 <.003 <.004 <.002 <.005 .073 <.004 <.004 <.003
MAR
06... <.017 <.002 <.004 <.003 <.003 <.004 <.002 <.005 .090 <.004 <.004 <.003
APR
06... <.017 <.002 <.004 <.003 <.003 <.004 <.002 <.005 .063 <.004 <.004 <.003
MAY
03... <.017 <.002 <.004 <.003 <.003 <.004 <.002 <.005 .611 .014 <.004 <.003
11... <.017 <.002 <.004 <.003 <.003 <.004 <.002 <.005 .286 .011 <.004 <.003
31... <.017 <.002 <.004 <.003 <.003 <.004 <.002 <.005 .789 .023 <.004 <.003
JUN
12... <.017 <.002 <.004 <.003 <.003 <.004 <.002 <.005 .784 .013 <.004 <.003
29... <.017 <.002 <.004 <.003 <.003 <.004 <.002 <.005 .515 .012 <.004 <.003
JUL
12... <.017 <.002 <.004 <.003 <.003 <.004 <.002 <.005 .258 <.004 <.004 <.003
AUG
14... <.017 <.002 <.004 <.003 <.003 <.004 <.002 <.005 .051 <.004 <.004 <.003
21... <.017 <.002 <.004 <.003 <.003 <.004 <.002 <.005 .058 <.004 <.004 <.003
SEP
06... <.017 <.002 <.004 <.003 <.003 <.004 <.002 <.005 .044 <.004 <.004 <.003
E--Laboratory estimated value.
METHYL PEB- PENDI- PRO- PRO- PRON- TEBU-
PARA- ULATE METH- PHORATE PRO- PROPA- PANIL PARGITE AMIDE SI- THIURON
PARA- THION WATER ALIN WATER METON, CHLOR, WATER WATER WATER MAZINE, WATER
THION, WAT FLT FILTRD WAT FLT FLTRD WATER, WATER, FLTRD FLTRD FLTRD WATER, FLTRD
DIS- 0.7 m 0.7 m 0.7 m 0.7 m DISS, DISS, 0.7 m 0.7 m 0.7 m DISS, 0.7 m
DATE SOLVED GF, REC GF, REC GF, REC GF, REC REC REC GF, REC GF, REC GF, REC REC GF, REC
(mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L)
(39542) (82667) (82669) (82683) (82664) (04037) (04024) (82679) (82685) (82676) (04035) (82670)
OCT
13... <.004 <.006 <.004 <.004 <.002 E.008 <.007 <.004 <.013 <.003 <.005 <.010
DEC
27... <.004 .016 <.004 <.004 <.002 <.018 <.007 <.004 <.013 <.003 .008 <.010
JAN
31... <.004 <.006 <.004 <.004 <.002 E.008 <.007 <.004 <.013 <.003 <.010 <.010
MAR
06... <.004 <.006 <.004 <.004 <.002 E.006 <.007 <.004 <.013 <.003 .011 <.010
APR
06... <.004 <.006 <.004 <.004 <.002 E.007 <.007 <.004 <.013 <.003 <.010 <.010
MAY
03... <.004 <.006 <.004 <.004 <.002 E.009 <.007 <.004 <.013 <.003 .032 <.010
11... <.004 <.006 <.004 <.004 <.002 E.011 <.007 <.004 <.013 <.003 .141 <.010
31... <.004 <.030 <.004 <.004 <.002 E.014 <.007 <.004 <.013 <.003 .134 .012
JUN
12... <.004 <.006 <.004 <.004 <.002 E.011 <.007 <.004 <.013 <.003 .026 <.010
29... <.004 .038 <.004 <.004 <.002 E.011 <.007 <.004 <.013 <.003 .040 .014
JUL
12... <.004 .041 <.004 <.004 <.002 E.011 <.007 <.004 <.013 <.003 .013 <.010
AUG
14... <.004 <.006 <.004 <.004 <.002 E.009 <.007 <.004 <.013 <.003 .010 <.010
21... <.004 <.006 <.004 <.004 <.002 E.010 <.007 <.004 <.013 <.003 .011 <.010
SEP
06... <.004 <.006 <.004 <.004 <.002 E.011 <.007 <.004 <.013 <.003 .013 <.010
TER- TER- TER- THIO- TRIAL- TRI- PER- SED.
BACIL BUFOS BUTHYL- BENCARB LATE FLUR- METHRIN SUSP.
WATER WATER AZINE, WATER WATER ALIN ALPHA CIS SEDI- SIEVE
FLTRD FLTRD WATER, FLTRD FLTRD WAT FLT BHC WAT FLT P,P' MENT, DIAM.
0.7 m 0.7 m DISS, 0.7 m 0.7 m 0.7 m DIS- 0.7 m DDE SUS- % FINER
DATE GF, REC GF, REC REC GF, REC GF, REC GF, REC SOLVED GF, REC DISSOLV PENDED THAN
(mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) .062 mm
(82665) (82675) (04022) (82681) (82678) (82661) (34253) (82687) (34653) (80154) (70331)
OCT
13... <.007 <.013 --        <.002 <.001 <.002 <.002 <.005 <.006 78 84
DEC
27... <.007 <.013 --        <.002 <.001 <.002 <.002 <.005 <.006 108 89
JAN
31... <.007 <.013 --        <.002 <.001 <.002 <.002 <.005 <.006 100 81
MAR
06... <.007 <.013 --        <.005 <.001 <.002 <.002 <.005 <.006 170 68
APR
06... <.007 <.013 --        <.002 <.001 <.002 <.002 <.005 <.006 185 84
MAY
03... <.007 <.013 .006 <.002 <.001 <.002 <.002 <.005 <.006 146 80
11... <.007 <.013 --        <.002 <.001 <.002 <.002 <.005 <.006 651 96
31... <.007 <.013 --        <.002 <.001 <.002 <.002 <.005 <.006 315 87
JUN
12... <.007 <.013 --        <.002 <.001 <.002 <.002 <.005 <.006 292 77
29... <.007 <.013 --        <.002 <.001 <.002 <.002 <.005 <.006 597 78
JUL
12... <.007 <.013 --        <.002 <.001 <.002 <.002 <.005 <.006 367 84
AUG
14... <.007 <.013 --        <.002 <.001 <.002 <.002 <.005 <.006 186 83
21... <.007 <.013 --        <.002 <.001 <.002 <.002 <.005 <.006 158 86
SEP
06... <.007 <.013 --        <.002 <.001 <.002 <.002 <.005 <.006 155 88
E--Laboratory estimated value.

Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data