Station list     Available data
LOWER MISSISSIPPI RIVER BASIN


07020500       MISSISSIPPI RIVER AT CHESTER, IL

 

LOCATION.-- Lat 37°54'10", long 89°50'10" (NAD of 1927), in SW 1/4 sec.24, T.7 S., R.7 W., third principal meridian, Randolph County, Hydrologic Unit 07140105, on downstream side of left pier of main truss of highway bridge at Chester, 8.1 mi downstream from Kaskaskia River, and at mile 109.9 above Ohio River.
 

DRAINAGE AREA.-- 708,600 mi2, approximately.
 

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE
 

DISCHARGE: October 1927 to current year in reports of the U.S. Geological Survey. Monthly discharge only for some periods, published in WSP 1311. Since August 1873, results of discharge measurements in reports of the Mississippi River Commission.
 

STAGE: July 1942 to current year in reports of the U.S. Geological Survey. Since May 1891, in reports of the Mississippi River Commission and National Weather Service.

SURFACE-WATER QUALITY
 

SEDIMENT: August 1980 to current year.
 

REVISED RECORDS.-- WDR MO-76-1: Drainage area. WDR MO-98-1: Extremes outside period of record.
 

GAGE.-- Water-stage recorder and U.S. Army Corps of Engineers satellite telemeter. Datum of gage is 341.05 ft above NGVD of 1929. Prior to Feb. 1, 1962, nonrecording gage 0.4 mi downstream at present datum.
 

REMARKS.-- Natural flow of stream affected by many reservoirs and navigation dams in upper Mississippi River Basin and by many reservoirs and diversions for irrigation in Missouri River Basin.
 

EXTREMES FOR PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 1,000,000 ft3/s, August 7, 1993, gage height, 49.74 ft; minimum discharge, 30,000 ft3/s, December 12, 1937.

SUSPENDED-SEDIMENT CONCENTRATIONS: Maximum daily mean, 3,380 mg/L, Apr. 13, 1987; minimum daily mean, 13 mg/L, Mar. 18, 1981.

SUSPENDED-SEDIMENT LOADS: Maximum daily, 3,330,000 tons, Feb. 25, 1997; minimum daily, 3,580 tons, Mar. 18, 1981.
 

EXTREMES OUTSIDE PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Flood of June 30, 1844, reached a gage height of 39.8 ft, discharge, 1,050,000 ft3/s, computed by the U.S. Army Corps of Engineers.
 

EXTREMES FOR CURRENT YEAR.--

SUSPENDED-SEDIMENT CONCENTRATIONS: Maximum daily mean, 842 mg/L, May 13; minimum daily mean, 90 mg/L, Jan. 21.

SUSPENDED-SEDIMENT LOADS: Maximum daily, 969,000 tons, May 13; minimum daily, 13,700 tons, Jan. 16.
 

REMARKS FOR CURRENT YEAR.--Sediment records fair except those for estimated daily loads, which are poor.
SEDIMENT DISCHARGE, SUSPENDED (TONS/DAY), WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003
MEAN MEAN MEAN
MEAN CONCEN- SEDIMENT MEAN CONCEN- SEDIMENT MEAN CONCEN- SEDIMENT
DISCHARGE TRATION DISCHARGE DISCHARGE TRATION DISCHARGE DISCHARGE TRATION DISCHARGE
DAY (CFS) (MG/L) (TONS/DAY) (CFS) (MG/L) (TONS/DAY) (CFS) (MG/L) (TONS/DAY)
 
OCTOBER NOVEMBER DECEMBER
1 96400 --- e20300 139000 --- e45400 95000 --- e25800
2 98300 --- e22300 133000 --- e41700 95200 --- e25600
3 102000 --- e23700 127000 --- e37500 96300 --- e26100
4 109000 --- e27500 125000 --- e34700 93100 --- e24700
5 112000 --- e28600 125000 --- e32400 93100 --- e24900
 
6 125000 --- e42700 125000 --- e31300 85600 --- e22500
7 126000 --- e44300 127000 97 33300 76300 --- e19400
8 131000 --- e40900 124000 --- e33200 75600 --- e18500
9 132000 --- e39500 123000 --- e33700 76300 --- e18800
10 132000 --- e38300 119000 --- e32300 76900 --- e19100
 
11 129000 --- e36400 111000 --- e29200 78800 91 19400
12 136000 --- e38800 108000 --- e28000 79400 --- e19500
13 143000 --- e43700 107000 --- e27400 79300 --- e19600
14 153000 --- e55900 107000 --- e27300 80100 --- e20000
15 150000 --- e55200 107000 --- e27800 84000 --- e22100
 
16 149000 --- e51000 109000 --- e30000 86900 --- e23500
17 157000 137 58000 107000 --- e29100 85000 --- e21900
18 158000 --- e55100 107000 --- e28200 85700 --- e22000
19 160000 --- e57400 106000 --- e27600 95300 --- e28300
20 166000 --- e62200 107000 --- e29200 109000 --- e43300
 
21 163000 --- e57700 102000 --- e29200 107000 --- e39500
22 160000 --- e53100 99700 104 28000 104000 --- e36600
23 157000 --- e49200 99900 --- e28300 99500 --- e34200
24 153000 --- e46400 98400 --- e27400 96900 --- e32500
25 150000 --- e47000 101000 --- e28900 94300 --- e31000
 
26 153000 --- e50400 99400 --- e28000 92000 --- e29400
27 145000 --- e44400 97500 --- e26800 83700 --- e24600
28 132000 --- e36000 98800 --- e27700 76400 --- e21200
29 131000 --- e35800 97300 --- e26900 71700 --- e19700
30 142000 --- e47900 94600 --- e25100 71300 --- e19700
 
31 141000 --- e47200 --- --- --- 76200 --- e21800
 
TOTAL 4291700 --- 1356900 3331600 --- 915600 2699900 --- 775200
 
JANUARY FEBRUARY MARCH
1 85400 --- e26400 60500 --- e17100 82300 133 29700
2 93500 --- e29900 62200 --- e18700 83500 144 32400
3 95500 --- e29800 63700 --- e20300 84900 144 33100
4 91500 --- e27800 65500 124 22000 85300 138 31800
5 86500 --- e25700 66200 130 23300 84200 138 31400
 
6 83600 --- e24200 64500 --- 21700 82100 138 30500
7 82600 --- e23100 62800 --- 20000 80900 132 28900
8 80200 --- e21600 66200 133 23900 80500 127 27500
9 79000 --- e20800 66000 --- 23000 81000 124 27200
10 78200 --- e20200 67700 --- 22000 79800 119 25700
 
11 78000 --- e19800 67700 113 20700 75000 115 23300
12 75800 --- e19000 67300 111 20100 70500 109 20700
13 72100 --- e17800 64200 109 18900 70400 107 20300
14 67200 --- e16400 63100 107 18300 75600 149 30500
15 60700 --- e14600 64300 98 16900 88900 204 48900
 
16 57200 --- e13700 70500 --- 18300 105000 208 58900
17 58000 --- e14000 79000 --- 22000 107000 206 59500
18 64600 --- e16500 81300 134 29400 105000 208 59000
19 67500 --- e16900 80400 194 42200 109000 212 62100
20 65500 --- e15900 89900 239 57900 116000 217 68100
 
21 62500 90 15100 92300 270 67300 148000 --- e97400
22 61200 --- e14900 97000 237 61800 170000 --- e107000
23 59800 --- e14700 101000 151 41500 162000 --- e93600
24 59800 --- e15700 97000 --- 37100 148000 --- e78000
25 61300 101 16700 91500 --- 34800 141000 --- e72300
 
26 62800 --- e17000 89400 --- 33800 141000 175 66500
27 63000 --- e17200 86800 137 32200 135000 163 59400
28 61600 --- e16500 84200 131 29900 129000 161 56300
29 61500 --- e16200 --- --- --- 136000 166 61800
30 60500 --- e16100 --- --- --- 141000 163 62700
 
31 59900 --- e16100 --- --- --- 140000 129 48700
 
TOTAL 2196500 --- 590300 2112200 --- 815100 3337900 --- 1553200
 
APRIL MAY JUNE
1 133000 --- e43900 239000 250 162000 270000 204 149000
2 131000 --- e41200 242000 207 135000 254000 206 141000
3 126000 --- e37600 245000 226 149000 243000 266 175000
4 124000 --- e35000 253000 235 161000 228000 206 127000
5 121000 100 32500 287000 250 194000 214000 169 98100
 
6 125000 104 34900 329000 328 293000 204000 147 81000
7 130000 122 e42900 367000 672 668000 195000 174 91300
8 135000 138 50300 371000 704 706000 194000 172 89700
9 134000 --- e50400 378000 580 592000 186000 212 106000
10 136000 --- e50800 378000 501 511000 173000 254 118000
 
11 135000 --- e50200 392000 500 530000 192000 315 163000
12 132000 --- e47500 416000 765 861000 230000 372 231000
13 130000 --- e44300 426000 842 969000 253000 475 323000
14 128000 --- e41300 411000 750 833000 294000 299 237000
15 121000 --- e36400 381000 666 686000 290000 321 252000
 
16 116000 --- e31400 349000 588 555000 265000 334 239000
17 115000 --- e29300 325000 478 419000 242000 267 175000
18 118000 --- e29100 314000 432 367000 228000 235 145000
19 119000 --- e28500 308000 386 321000 221000 299 178000
20 120000 --- e28400 302000 322 263000 214000 295 171000
 
21 124000 --- e29500 296000 341 272000 203000 308 168000
22 125000 88 29800 292000 308 242000 190000 279 143000
23 131000 93 32800 292000 272 215000 178000 278 134000
24 143000 103 40100 293000 248 196000 166000 264 119000
25 167000 156 71300 304000 260 213000 159000 216 92700
 
26 200000 227 122000 316000 247 211000 169000 224 103000
27 219000 216 128000 310000 256 215000 201000 411 224000
28 233000 191 120000 303000 349 285000 207000 280 156000
29 233000 197 124000 296000 314 251000 194000 261 137000
30 233000 202 127000 289000 308 241000 176000 278 132000
 
31 --- --- --- 283000 281 215000 --- --- ---
 
TOTAL 4337000 --- 1610400 9987000 --- 11931000 6433000 --- 4698800
 
JULY AUGUST SEPTEMBER
1 167000 225 101000 143000 126 48800 72600 109 21400
2 167000 200 90200 139000 118 44000 105000 217 63000
3 167000 186 83900 131000 120 42500 134000 256 92800
4 176000 138 65700 124000 119 39900 120000 212 69000
5 181000 222 108000 120000 117 38100 132000 140 49800
 
6 179000 317 153000 117000 116 36600 129000 152 52700
7 178000 285 137000 118000 112 35900 110000 143 42700
8 175000 274 130000 112000 120 36200 95500 137 35400
9 176000 215 102000 110000 180 53800 87200 139 32900
10 187000 151 76300 106000 144 41100 81000 138 30200
 
11 216000 256 149000 101000 136 37000 75700 151 30900
12 231000 344 214000 97000 136 35600 73900 141 28200
13 235000 325 206000 94000 141 35900 75300 145 29600
14 233000 297 187000 90800 147 36100 75400 126 25600
15 232000 265 166000 89400 126 30300 80200 131 28500
 
16 229000 225 139000 88100 116 27500 95700 171 44200
17 222000 217 130000 86200 118 27600 109000 151 44700
18 221000 273 163000 83200 140 31500 107000 138 39800
19 229000 319 198000 79900 143 30800 95300 131 33800
20 237000 268 172000 78900 102 21700 85000 143 32900
 
21 228000 251 155000 76700 124 25600 84600 157 35900
22 211000 225 128000 73900 119 23700 89900 132 32100
23 197000 207 110000 73200 91 18000 93100 131 32900
24 193000 144 75200 75300 100 20500 95900 150 38900
25 191000 122 63100 79100 131 28000 94400 189 48200
 
26 183000 120 59000 78700 108 23000 96200 164 42600
27 177000 117 56000 76000 100 20600 93100 135 34000
28 169000 114 52000 73400 101 20100 91400 152 37600
29 160000 111 48000 73500 134 26600 86300 170 39500
30 157000 111 47100 78700 113 24100 79300 137 29400
 
31 152000 116 47700 74500 94 18900 --- --- ---
 
TOTAL 6056000 --- 3612200 2941500 --- 980000 2843000 --- 1199200
 
YEAR 50567300 30037900
e Estimated


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data