LOCATION.-- Lat 41°06'26", long 89°21'23" (NAD of 1927), in SW1/4 sec.15, T.13 N., R.10 E., Marshall County, Hydrologic Unit 07130001, on right bank 600 ft upstream from bridge on State Highway 18, 4.4 mi upstream from Crow Creek, 38.2 mi upstream from Peoria Lock and Dam, and at mile 196.0. |
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DRAINAGE AREA.-- 13,543 mi2, does not include diversion from Lake Michigan through the Chicago Sanitary and Ship Canal, which has occurred since Jan. 17, 1900. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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DISCHARGE: October 1981 to current year. Prior to October 1983, published as station number "05558900." |
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STAGE: Water years 1994-2002. |
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SURFACE-WATER QUALITY |
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SEDIMENT: June 1983 to September 1986, May 1993 to September 1993. |
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MISCELLANEOUS: Contaminants in streambed sediments, October 1996; contaminants in fish tissue, October 1996. |
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GAGE.-- Water-stage recorder, phone telemeter, and acoustical-velocity meter. Datum of gage is 425.88 ft above NGVD of 1929. |
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REMARKS.-- Some regulation by locks and dams upstream from station at Starved Rock and downstream at Peoria. |
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EXTREMES FOR PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Maximum recorded discharge, 117,000 ft3/s, based on stage-area and velocity ratings, Feb. 23, 1997, gage height, 27.19 ft; maximum gage height, 32.02 ft, Mar. 7, 1985; minimum daily discharge, 2,600 ft3/s (estimated), Nov. 12, 1999. |
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SUSPENDED-SEDIMENT CONCENTRATIONS: Maximum daily mean, 324 mg/L, June 11, 1993; minimum daily mean, 19 mg/L, May 2, 1993. |
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SUSPENDED-SEDIMENT LOADS: Maximum daily, 52,800 tons, June 11, 1993; minimum daily, 1,600 tons, June 2, 1993. |
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EXTREMES OUTSIDE PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Flood of Mar. 22, 1979, reached a stage of 32.67 ft, from information by the U.S. Army Corps of Engineers, discharge, about 140,000 ft3/s, based on rating curve extended above 32.20 ft. |
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REMARKS FOR CURRENT YEAR.-- Records fair except those for estimated daily discharges, which are poor. |
DISCHARGE, in CFS, WATER YEAR OCTOBER 2001 TO SEPTEMBER 2002 DAILY MEAN VALUES |
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DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | 6560 | 27000 | 14300 | 6760 | 17600 | 19200 | 19400 | 27600 | 19200 | 12000 | e6000 | 6050 |
2 | 5310 | 26500 | 15500 | 6500 | 24700 | 18200 | 20800 | 27000 | 18300 | 11600 | e5800 | 4840 |
3 | 5040 | 23700 | 16700 | e7400 | 28800 | 18100 | 23500 | 24600 | 17200 | 10900 | e5500 | 8070 |
4 | 5860 | 24200 | 15400 | e7100 | 27500 | 17400 | 25000 | 24100 | 18500 | 8300 | e6800 | 6190 |
5 | 9300 | 21900 | 12900 | e6500 | 25400 | 19300 | 23800 | 22100 | 27600 | 7970 | e7000 | 6240 |
6 | 9830 | 19500 | 16000 | e6300 | 24800 | 19900 | 21900 | 22000 | 32400 | 7030 | 7970 | 5730 |
7 | 9180 | 18700 | 14500 | 6820 | 23000 | 20300 | 20600 | 21500 | 28400 | 6790 | 6470 | 4930 |
8 | 6550 | 18500 | 13500 | 5650 | 20900 | 22000 | 22300 | 18700 | 26000 | 5120 | 6090 | 4590 |
9 | 5850 | 15500 | 12100 | 7700 | 18800 | 31400 | 28700 | 20500 | 24000 | 9070 | 5470 | 4830 |
10 | 6730 | 16000 | 11300 | 8900 | 20500 | 40100 | 35000 | 23800 | 21300 | 10500 | 4960 | 4310 |
11 | 8010 | 14500 | 11200 | 8840 | 20000 | 41300 | 36300 | 24600 | 22000 | 10100 | 5400 | 4460 |
12 | 8120 | 13600 | 10900 | 9210 | 22500 | 38800 | 34700 | 39000 | 21900 | 8760 | 4260 | 3780 |
13 | 12700 | 12300 | 11800 | 7070 | 21100 | 34100 | 30600 | 66100 | 19100 | 8070 | 5560 | 3170 |
14 | 25900 | 13000 | 12400 | 8710 | 17600 | 30100 | 27600 | 85100 | 18000 | 7440 | 7410 | 4040 |
15 | 33300 | 11600 | 12500 | 8570 | 19500 | 30900 | 25900 | 78000 | 18100 | 6580 | 6610 | 3320 |
16 | 36200 | 10600 | 12800 | 8010 | 18500 | 27300 | 23900 | 65600 | 18500 | 5980 | 8090 | e3000 |
17 | 34600 | 9800 | 13800 | 7190 | 17500 | 24500 | 25000 | 58200 | 16000 | 4820 | 6580 | 3600 |
18 | 32100 | 9110 | 15000 | 7430 | 14500 | 23600 | 20900 | 52300 | 14300 | 4790 | 6180 | 3250 |
19 | 31300 | 10000 | 18200 | 5570 | 15800 | 22300 | 23600 | 48700 | 13500 | 5340 | 6950 | 3460 |
20 | 28700 | 8140 | 19100 | 5570 | 18100 | 21300 | 21100 | 45200 | 12600 | 4750 | 6760 | 4680 |
21 | 27200 | 9180 | 18800 | 7200 | 23800 | 21700 | 20000 | 41000 | 12200 | 4650 | 7100 | 6010 |
22 | 24400 | 8480 | 16600 | e6700 | 26100 | 17100 | 20400 | 35600 | 11800 | 5800 | 11400 | 5370 |
23 | 25600 | 8860 | 17500 | 8700 | 25900 | 16900 | 19000 | 36300 | 11300 | 4380 | 18800 | 6380 |
24 | 30600 | 7180 | 17000 | 6550 | 24500 | 17800 | 19400 | 34900 | 11000 | 4390 | 19500 | 6720 |
25 | 33400 | 12000 | 15500 | 5480 | 26200 | 17200 | 19500 | 32900 | 10300 | e5000 | 19900 | 4430 |
26 | 36300 | 12600 | 14000 | 7040 | 23400 | 15000 | 19900 | 29800 | 11600 | e4500 | 18100 | 3810 |
27 | 35800 | 11300 | 12200 | 5800 | 21100 | 14000 | 18400 | 27200 | 12700 | e5400 | 15900 | 4320 |
28 | 32600 | 11800 | 12000 | 6700 | 19300 | 13900 | 21500 | 24900 | 16600 | e5100 | 14500 | 3540 |
29 | 33400 | 11600 | 10400 | 7290 | --- | 14700 | 27200 | 23100 | 15400 | e4800 | 12300 | 3470 |
30 | 31200 | 10300 | 7840 | 6970 | --- | 16200 | 28800 | 21500 | 13100 | e4700 | 7920 | 4450 |
31 | 27100 | --- | 6950 | 9110 | --- | 17800 | --- | 20900 | --- | e5200 | 6870 | --- |
TOTAL | 658740 | 427450 | 428690 | 223340 | 607400 | 702400 | 724700 | 1122800 | 532900 | 209830 | 278150 | 141040 |
MEAN | 21250 | 14250 | 13830 | 7205 | 21690 | 22660 | 24160 | 36220 | 17760 | 6769 | 8973 | 4701 |
MAX | 36300 | 27000 | 19100 | 9210 | 28800 | 41300 | 36300 | 85100 | 32400 | 12000 | 19900 | 8070 |
MIN | 5040 | 7180 | 6950 | 5480 | 14500 | 13900 | 18400 | 18700 | 10300 | 4380 | 4260 | 3000 |
e Estimated |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1982 - 2002, BY WATER YEAR (WY) | ||||||||||||
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MEAN | 9595 | 12760 | 14870 | 13470 | 18070 | 23760 | 23010 | 19500 | 17620 | 12790 | 9419 | 9016 |
MAX | 23990 | 31730 | 51370 | 36120 | 38680 | 55690 | 48890 | 36220 | 33600 | 28840 | 18640 | 26090 |
(WY) | 1994 | 1986 | 1983 | 1993 | 2001 | 1982 | 1983 | 2002 | 1996 | 1993 | 1993 | 1993 |
MIN | 5032 | 3758 | 4698 | 5202 | 7132 | 8122 | 10770 | 8544 | 7199 | 5669 | 3739 | 2687 |
(WY) | 2000 | 2000 | 1990 | 2000 | 2000 | 2000 | 1986 | 1989 | 1988 | 1991 | 1991 | 1991 |
SUMMARY STATISTICS | FOR 2001 CALENDAR YEAR | FOR 2002 WATER YEAR | WATER YEARS 1982 - 2002 | |||
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ANNUAL TOTAL | 5758190 | 6057440 | ||||
ANNUAL MEAN | 15780 | 16600 | 15300 | |||
HIGHEST ANNUAL MEAN | 24470 | 1993 | ||||
LOWEST ANNUAL MEAN | 10100 | 2000 | ||||
HIGHEST DAILY MEAN | 71500 | Feb 12 | 85100 | May 14 | 111000 | Feb 23 1997 |
LOWEST DAILY MEAN | 3490 | Aug 14 | 3000 A | Sep 16 | 2040 | Sep 27 1991 |
ANNUAL SEVEN-DAY MINIMUM | 4260 | Jan 6 | 3410 | Sep 13 | 2140 | Sep 24 1991 |
MAXIMUM PEAK FLOW | 88500 B | May 14 | 117000 C | Feb 23 1997 | ||
MAXIMUM PEAK STAGE | 28.28 D | May 18 | 32.02 | Mar 7 1985 | ||
10 PERCENT EXCEEDS | 31600 | 30600 | 29600 | |||
50 PERCENT EXCEEDS | 12200 | 14500 | 11400 | |||
90 PERCENT EXCEEDS | 5650 | 5170 | 5650 |
C - Based on stage-area and velocity ratings, gage height, 27.19 ft. |
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Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |