LOCATION.-- Lat 37°08'51", long 88°44'27" (NAD of 1927), Massac County Il., Hydrologic Unit 05140206, near center of span on downstream side of pier of Paducah & Illinois Railroad bridge at Metropolis, 9.5 mi downstream from Tennessee River, 37 mi upstream from mouth, and at mile 944.1. |
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DRAINAGE AREA.-- 203,000 mi2, approximately. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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DISCHARGE: January 1928 to current year. Prior to April 1928 monthly discharge only, published in WSP 1305. |
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STAGE: Gage-height records collected 9.6 mi upstream at Paducah since 1890 are contained in reports of National Weather Service. |
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PARTIAL RECORD: Occasional discharge measurements 1881 to 1924 in reports of Mississippi River Commission. |
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GAGE.-- Water-stage recorder with telemetry. Datum of gage is 276.27 ft above NGVD of 1929. Prior to Dec. 22, 1936, water-stage recorders (temporary installations) at Paducah, Ky., Metropolis and Joppa, Il., and Dam 52. Auxiliary water-stage recorder near Grand Chain, 0.5 mi upstream from Dam 53, and 18 mi downstream from base gage. Prior to May 29, 1936, auxiliary nonrecording gage at Dam 53. |
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REMARKS.-- Flow regulated by many dams and reservoirs. Maximum daily discharges include overflow through Bay Creek and Cache River Valleys. |
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EXTREMES FOR PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 1,850,000 ft3/s, February 1, 1937, maximum gage height, 66.60 ft, February 2, 1937; minimum daily discharge, 15,000 ft3/s, July 20, 1930. |
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REMARKS FOR CURRENT YEAR.-- Records fair except discharges below 100,000 ft3/s and for estimated daily discharges, which are poor. |
Discharge, cubic feet per second, WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003 DAILY MEAN VALUES |
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DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | 217000 | 206000 | 161000 | 485000 | 143000 | 986000 | 286000 | 228000 | e180000 | 180000 | 238000 | 195000 |
2 | 206000 | 229000 | 164000 | 499000 | 153000 | 985000 | 270000 | 232000 | e150000 | 190000 | 267000 | e280000 |
3 | 179000 | 235000 | 198000 | 486000 | 162000 | 978000 | 237000 | 249000 | 209000 | 192000 | 278000 | 294000 |
4 | 175000 | 228000 | 204000 | 508000 | 193000 | 944000 | 223000 | 235000 | 230000 | 183000 | 263000 | 337000 |
5 | 126000 | 190000 | 194000 | 517000 | 232000 | 920000 | 216000 | 242000 | 247000 | 192000 | 286000 | 485000 |
6 | 110000 | 166000 | 191000 | 517000 | 268000 | 882000 | 218000 | 326000 | 274000 | 193000 | 293000 | 511000 |
7 | 82700 | 189000 | 179000 | 519000 | 296000 | 827000 | 231000 | 556000 | 295000 | 201000 | 304000 | 519000 |
8 | 89000 | 234000 | 173000 | 526000 | 316000 | 751000 | 239000 | 727000 | 329000 | 218000 | 329000 | 498000 |
9 | 86400 | 280000 | 204000 | 516000 | 332000 | 699000 | 267000 | 805000 | 387000 | 231000 | 331000 | 498000 |
10 | 105000 | 309000 | 208000 | 473000 | 325000 | 630000 | 323000 | 799000 | 399000 | 224000 | 302000 | 487000 |
11 | 125000 | 336000 | 223000 | 407000 | 307000 | 578000 | 412000 | 828000 | 453000 | 268000 | 268000 | 442000 |
12 | 136000 | 354000 | 263000 | 312000 | 279000 | 561000 | 463000 | 875000 | 501000 | 319000 | 278000 | 293000 |
13 | 237000 | 428000 | 306000 | 268000 | 245000 | 553000 | 491000 | 895000 | 514000 | 387000 | 292000 | 169000 |
14 | 244000 | 443000 | 340000 | 280000 | 245000 | 538000 | 518000 | 902000 | 513000 | 433000 | 279000 | 208000 |
15 | 230000 | 422000 | 377000 | 284000 | e353000 | 515000 | 554000 | 856000 | 496000 | 411000 | 273000 | 194000 |
16 | 192000 | 384000 | 428000 | 239000 | e560000 | 502000 | 568000 | 851000 | 473000 | 393000 | 248000 | 154000 |
17 | 150000 | 372000 | 515000 | 198000 | e668000 | 477000 | 569000 | 869000 | 453000 | 356000 | 232000 | 169000 |
18 | 129000 | 345000 | 537000 | 183000 | 758000 | 440000 | 536000 | 873000 | 450000 | 286000 | 229000 | 165000 |
19 | 183000 | 290000 | 587000 | 162000 | 812000 | 437000 | 497000 | 871000 | 472000 | 227000 | 217000 | 160000 |
20 | 204000 | 275000 | 625000 | 173000 | 853000 | 444000 | 443000 | 857000 | 506000 | 203000 | 222000 | 161000 |
21 | 165000 | 278000 | 641000 | 168000 | 881000 | 453000 | 351000 | 850000 | 530000 | 227000 | 234000 | 154000 |
22 | 114000 | 294000 | 659000 | 167000 | 918000 | 424000 | 305000 | 838000 | 548000 | 272000 | 215000 | 205000 |
23 | 115000 | 291000 | 647000 | 177000 | 949000 | 430000 | 310000 | 818000 | 553000 | 250000 | 166000 | e300000 |
24 | 108000 | 271000 | 602000 | 204000 | 972000 | 441000 | 317000 | 790000 | 551000 | 244000 | 171000 | 365000 |
25 | 112000 | 254000 | 576000 | 181000 | 990000 | 423000 | 341000 | 769000 | 530000 | 265000 | 181000 | 358000 |
26 | 99000 | 253000 | 562000 | 141000 | 1000000 | 424000 | 367000 | 746000 | 486000 | 297000 | 176000 | 311000 |
27 | 109000 | 238000 | 564000 | 147000 | 1010000 | 392000 | 350000 | 693000 | 359000 | 313000 | 175000 | 277000 |
28 | 111000 | 196000 | 547000 | 142000 | 1000000 | 349000 | 341000 | 573000 | e250000 | 336000 | 167000 | 279000 |
29 | 113000 | 181000 | 505000 | 121000 | --- | 303000 | 292000 | 463000 | e100000 | 318000 | 168000 | 293000 |
30 | 131000 | 177000 | 476000 | 118000 | --- | 277000 | 268000 | 370000 | e140000 | 275000 | 139000 | 288000 |
31 | 175000 | --- | 471000 | 136000 | --- | 284000 | --- | e220000 | --- | 237000 | 160000 | --- |
TOTAL | 4558100 | 8348000 | 12327000 | 9254000 | 15220000 | 17847000 | 10803000 | 20206000 | 11578000 | 8321000 | 7381000 | 9049000 |
MEAN | 147000 | 278300 | 397600 | 298500 | 543600 | 575700 | 360100 | 651800 | 385900 | 268400 | 238100 | 301600 |
MAX | 244000 | 443000 | 659000 | 526000 | 1010000 | 986000 | 569000 | 902000 | 553000 | 433000 | 331000 | 519000 |
MIN | 82700 | 166000 | 161000 | 118000 | 143000 | 277000 | 216000 | 220000 | 100000 | 180000 | 139000 | 154000 |
e Estimated |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1928 - 2003, BY WATER YEAR (WY) | ||||||||||||
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MEAN | 104400 | 164700 | 291100 | 392200 | 468500 | 522600 | 454200 | 344100 | 221700 | 154700 | 123300 | 102000 |
MAX | 335600 | 450300 | 717500 | 1022000 | 1217000 | 1039000 | 896400 | 917800 | 596400 | 441200 | 331100 | 383500 |
(WY) | 1980 | 1986 | 1973 | 1937 | 1937 | 1997 | 1994 | 1983 | 1997 | 1928 | 1958 | 1979 |
MIN | 22710 | 33400 | 48610 | 71650 | 77380 | 154700 | 129900 | 75180 | 53840 | 23350 | 25390 | 29330 |
(WY) | 1931 | 1931 | 1931 | 1940 | 1934 | 1941 | 1986 | 1941 | 1936 | 1930 | 1930 | 1930 |
SUMMARY STATISTICS | FOR 2002 CALENDAR YEAR | FOR 2003 WATER YEAR | WATER YEARS 1928 - 2003 | |||
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ANNUAL TOTAL | 110021700 | 134892100 | ||||
ANNUAL MEAN | 301400 | 369600 | 277000 | |||
HIGHEST ANNUAL MEAN | 436600 | 1979 | ||||
LOWEST ANNUAL MEAN | 120300 | 1931 | ||||
HIGHEST DAILY MEAN | 940000 | Mar 26 | 1010000 | Feb 27 | 1850000 | Feb 1 1937 |
LOWEST DAILY MEAN | 30500 | Sep 15 | 82700 | Oct 7 | 15000 | Jul 20 1930 |
ANNUAL SEVEN-DAY MINIMUM | 38500 | Sep 10 | 103000 | Oct 5 | 16600 | Jul 20 1930 |
MAXIMUM PEAK FLOW | 1010000 | Feb 26 | 1850000 | Feb 1 1937 | ||
MAXIMUM PEAK STAGE | 52.01 | May 14 | 66.60 | Feb 2 1937 | ||
10 PERCENT EXCEEDS | 719000 | 748000 | 638000 | |||
50 PERCENT EXCEEDS | 197000 | 293000 | 190000 | |||
90 PERCENT EXCEEDS | 67300 | 161000 | 68600 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |