LOCATION.-- Lat 41°21'57", long 89°29'54" (NAD of 1927), in SW1/4SE1/4 sec.18, T.16 N., R.9 E., Bureau County, Hydrologic Unit 07130001, on right bank 500 ft downstream from bridge on U.S. Highways 6 and 34, 0.6 mi downstream from Epperson Run, 1.5 mi west of Princeton, and at mile 20.5. | |
DRAINAGE AREA.-- 196 mi2. | |
PERIOD OF RECORD.-- | |
SURFACE-WATER DISCHARGE AND STAGE | |
DISCHARGE: March 1936 to current year. Prior to October 1974, published as Bureau Creek at Princeton. | |
STAGE: Water years 1994 to current year. | |
SURFACE-WATER QUALITY | |
CHEMICAL: Water years 1978-91. | |
BIOLOGICAL: Benthic macroinvertebrates, water year 1997. | |
REVISED RECORDS.-- WSP 1175: 1940-41, 1948. WSP 1308: 1942(M). WDR IL-75-1: Drainage area. | |
GAGE.-- Water-stage recorder and U.S. Army Corps of Engineers satellite telemeter. Datum of gage is 555.39 ft above NGVD of 1929 (levels by U.S. Army Corps of Engineers). Prior to July 18, 1940, nonrecording gage at bridge 400 ft upstream at datum 30.00 ft lower. July 18, 1940, to Sept. 30, 1944, water-stage recorder at site 500 ft upstream at present datum. | |
EXTREMES FOR PERIOD OF RECORD.-- | |
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 12,500 ft3/s, May 17, 1974, gage height, 16.01 ft, from rating curve extended above 11,800 ft3/s; no flow during January 1940 and for several days in October and November 1953. | |
REMARKS FOR CURRENT YEAR.-- Records good except those for Oct. 1-4, Oct. 29-Nov. 21 and estimated daily discharges, which are poor. | |
| Discharge, cubic feet per second, WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003
DAILY MEAN VALUES | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
| 1 | 2.2 | 3.4 | 3.4 | 4.9 | e3.2 | e3.6 | 7.2 | 352 | 75 | 28 | 18 | 10 |
| 2 | 4.8 | 3.7 | 3.5 | 4.8 | e3.4 | e3.6 | 6.2 | 112 | 65 | 24 | 14 | 5.7 |
| 3 | 5.0 | 3.6 | 3.3 | 4.7 | e3.8 | e3.7 | 6.0 | 77 | 68 | 22 | 12 | 4.9 |
| 4 | 18 | 3.7 | 3.4 | 4.6 | e4.2 | 3.9 | 25 | 89 | 67 | 20 | 12 | 4.5 |
| 5 | 5.5 | 3.9 | 3.5 | e4.4 | e4.1 | 4.1 | 16 | 376 | 60 | 17 | 10 | 4.2 |
| 6 | 3.7 | 3.9 | 3.3 | e4.2 | e3.9 | 4.2 | 12 | 218 | 59 | 17 | 11 | 3.9 |
| 7 | 3.9 | 4.1 | 3.5 | e4.1 | e3.8 | 4.2 | 13 | 124 | 58 | 19 | 9.5 | 3.8 |
| 8 | 3.9 | 4.0 | 3.3 | e3.9 | e3.7 | 4.4 | 11 | 93 | 59 | 56 | 8.1 | 3.9 |
| 9 | 3.8 | 3.9 | 3.2 | e3.8 | e3.6 | 4.0 | 10 | 618 | 54 | 55 | 7.3 | 3.8 |
| 10 | 3.7 | 3.8 | 3.4 | e3.7 | e3.6 | 3.8 | 9.5 | 560 | 56 | 82 | 6.7 | 3.8 |
| 11 | 3.5 | 4.2 | 3.4 | e3.7 | e3.6 | 4.5 | 8.8 | 2930 | 48 | 71 | 7.5 | 3.8 |
| 12 | 3.6 | 4.1 | 3.6 | e3.7 | e3.6 | 6.7 | 8.0 | 1060 | 46 | 68 | 7.2 | 3.9 |
| 13 | 3.8 | 4.0 | 3.6 | e3.6 | e3.5 | 7.1 | 7.1 | 581 | 42 | 82 | 6.3 | 6.0 |
| 14 | 3.7 | 3.9 | 3.7 | e3.6 | e3.5 | 6.6 | 6.7 | 467 | 40 | 56 | 6.0 | 5.5 |
| 15 | 3.9 | 3.9 | 3.9 | e3.6 | e3.5 | 9.4 | 6.4 | 325 | 36 | 39 | 5.9 | 4.4 |
| 16 | 4.0 | 4.0 | 3.9 | e3.6 | e3.6 | 13 | 6.0 | 240 | 32 | 31 | 5.5 | 4.1 |
| 17 | 3.9 | 3.8 | 3.6 | e3.7 | e3.6 | 21 | 6.0 | 192 | 29 | 32 | 5.4 | 3.9 |
| 18 | 3.9 | 3.7 | 29 | e3.7 | e3.6 | 19 | 5.6 | 160 | 34 | 26 | 5.0 | 3.9 |
| 19 | 3.9 | 3.7 | 12 | e3.6 | e3.8 | 19 | 5.6 | 145 | 108 | 22 | 4.8 | 3.9 |
| 20 | 3.8 | 3.6 | 7.3 | e3.5 | e4.0 | 20 | 6.5 | 563 | 81 | 20 | 4.6 | 4.1 |
| 21 | 5.0 | 3.7 | e5.8 | e3.4 | e4.1 | 15 | 6.1 | 373 | 53 | 24 | 4.6 | 4.0 |
| 22 | 4.3 | 3.6 | e5.4 | e3.3 | e3.8 | 12 | 5.8 | 227 | 43 | 28 | 4.3 | 5.7 |
| 23 | 4.1 | 3.4 | e5.1 | e3.2 | e3.7 | 10 | 5.5 | 180 | 39 | 30 | 4.0 | 4.4 |
| 24 | 4.2 | 3.4 | e4.8 | e3.1 | e3.6 | 9.1 | 5.3 | 152 | 34 | 22 | 3.8 | 4.9 |
| 25 | 7.2 | 3.5 | e4.4 | e3.0 | e3.6 | 9.4 | 5.1 | 130 | 38 | 17 | 3.8 | 4.6 |
| 26 | 4.1 | 3.6 | e4.3 | e3.0 | e3.5 | 7.9 | 4.9 | 113 | 42 | 14 | 3.9 | 15 |
| 27 | 4.0 | 3.5 | e4.2 | e2.9 | e3.5 | 7.2 | 4.8 | 101 | 32 | 21 | 3.9 | 5.8 |
| 28 | 4.1 | 3.3 | e4.3 | e2.9 | e3.5 | 12 | 5.0 | 96 | 28 | 48 | 3.7 | 4.4 |
| 29 | 4.3 | 3.5 | e4.4 | e2.9 | --- | 9.0 | 4.9 | 92 | 30 | 39 | 4.4 | 4.4 |
| 30 | 3.5 | 3.4 | e4.6 | e3.0 | --- | 7.5 | 62 | 91 | 38 | 28 | 4.0 | 4.2 |
| 31 | 3.1 | --- | e4.7 | e3.0 | --- | 6.9 | --- | 85 | --- | 21 | 12 | --- |
| TOTAL | 140.4 | 111.8 | 159.8 | 113.1 | 102.9 | 271.8 | 292.0 | 10922 | 1494 | 1079 | 219.2 | 149.4 |
| MEAN | 4.53 | 3.73 | 5.15 | 3.65 | 3.67 | 8.77 | 9.73 | 352 | 49.8 | 34.8 | 7.07 | 4.98 |
| MAX | 18 | 4.2 | 29 | 4.9 | 4.2 | 21 | 62 | 2930 | 108 | 82 | 18 | 15 |
| MIN | 2.2 | 3.3 | 3.2 | 2.9 | 3.2 | 3.6 | 4.8 | 77 | 28 | 14 | 3.7 | 3.8 |
| CFSM | 0.02 | 0.02 | 0.03 | 0.02 | 0.02 | 0.04 | 0.05 | 1.80 | 0.25 | 0.18 | 0.04 | 0.03 |
| IN. | 0.03 | 0.02 | 0.03 | 0.02 | 0.02 | 0.05 | 0.06 | 2.07 | 0.28 | 0.20 | 0.04 | 0.03 |
| e Estimated |
| STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1936 - 2003, BY WATER YEAR (WY) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MEAN | 62.6 | 84.9 | 92.4 | 126 | 190 | 257 | 245 | 232 | 212 | 99.3 | 55.4 | 53.7 |
| MAX | 523 | 556 | 572 | 626 | 851 | 1439 | 832 | 915 | 716 | 624 | 356 | 567 |
| (WY) | 1942 | 1993 | 1983 | 1969 | 1949 | 1979 | 1973 | 1995 | 1972 | 1982 | 1972 | 1970 |
| MIN | 0.92 | 0.37 | 1.79 | 0.000 | 3.67 | 8.77 | 9.73 | 9.94 | 10.2 | 0.63 | 2.29 | 1.93 |
| (WY) | 1954 | 1954 | 1977 | 1940 | 2003 | 2003 | 2003 | 1989 | 1977 | 1936 | 1944 | 1943 |
| SUMMARY STATISTICS | FOR 2002 CALENDAR YEAR | FOR 2003 WATER YEAR | WATER YEARS 1936 - 2003 | |||
|---|---|---|---|---|---|---|
| ANNUAL TOTAL | 63237.9 | 15055.4 | ||||
| ANNUAL MEAN | 173 | 41.2 | 143 | |||
| HIGHEST ANNUAL MEAN | 365 | 1993 | ||||
| LOWEST ANNUAL MEAN | 14.6 | 1977 | ||||
| HIGHEST DAILY MEAN | 6720 | Jun 5 | 2930 | May 11 | 8730 | Jun 24 1994 |
| LOWEST DAILY MEAN | 1.8 | Sep 29 | 2.2 | Oct 1 | 0.00 | A |
| ANNUAL SEVEN-DAY MINIMUM | 2.0 | Sep 25 | 3.0 B | Jan 25 | 0.00 | Jan 1 1940 |
| MAXIMUM PEAK FLOW | 3510 | May 11 | 12500 C | May 17 1974 | ||
| MAXIMUM PEAK STAGE | 8.45 | May 11 | 16.01 | May 17 1974 | ||
| INSTANTANEOUS LOW FLOW | 1.8 | Oct 1 | ||||
| ANNUAL RUNOFF (CFSM) | 0.88 | 0.21 | 0.73 | |||
| ANNUAL RUNOFF (INCHES) | 12.00 | 2.86 | 9.89 | |||
| 10 PERCENT EXCEEDS | 386 | 73 | 336 | |||
| 50 PERCENT EXCEEDS | 58 | 4.8 | 56 | |||
| 90 PERCENT EXCEEDS | 3.4 | 3.5 | 3.2 | |||
A - January 1940 and several days in October and November 1953. | |
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