LOCATION.-- Lat 39°37'31", long 90°47'38" (NAD of 1927), in NE1/4SW1/4 sec.18, T.5 S., R.3 W., Pike County, Hydrologic Unit 07110004, on right bank at downstream side of bridge on abandoned county road, 50 ft downstream from Panther Creek, 0.1 mi downstream from U.S. Highway 54, 1.4 mi northeast of Pittsfield, and at mile 33.6. |
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DRAINAGE AREA.-- 39.4 mi2. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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DISCHARGE: October 1939 to current year. |
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STAGE: Water years 1994 to current year. |
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REVISED RECORDS.-- WSP 1175: 1940(P), 1941, 1949. WSP 1508: 1942. WDR IL-75-1: Drainage area. |
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GAGE.-- Water-stage recorder, phone telemeter, and crest-stage gage. Datum of gage is 638.48 ft above NGVD of 1929 (levels by U.S. Army Corps of Engineers). Prior to Dec. 7, 1939, nonrecording gage at same site and datum. |
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REMARKS.-- Effluent from sewage-treatment plant upstream at Pittsfield. |
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EXTREMES FOR PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 13,700 ft3/s, Sept. 14, 1993, gage height, 14.92 ft, from rating curve extended above 4,400 ft3/s; no flow during many periods. |
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EXTREMES OUTSIDE PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Flood of Sept. 8, 1926, reached a stage of 18.4 ft, from floodmark, discharge not determined. |
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REMARKS FOR CURRENT YEAR.-- Records fair except those for Mar. 21 - Apr. 1 and estimated daily discharges, which are poor. Effluent from sewage-treatment plant upstream at Pittsfield averaged about 1.5 ft3/s. |
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 | 1.3 | 2.0 | 1.3 | 6.9 | 10 | 6.3 | 18 | 29 | 5.7 | 9.4 | 3.6 | 1270 |
2 | 5.5 | 1.5 | 1.3 | 5.8 | 5.7 | 6.2 | 15 | 23 | 17 | 8.6 | 4.8 | 37 |
3 | 3.6 | 1.0 | 0.85 | 5.5 | 6.7 | 7.0 | 14 | 17 | 35 | 7.3 | 34 | 15 |
4 | 2.9 | 0.94 | 1.0 | 4.8 | 3.0 | 15 | 26 | 38 | 22 | 5.1 | 5.0 | 11 |
5 | 1.8 | 2.2 | 1.0 | 5.1 | 2.1 | 16 | 17 | 57 | 15 | 4.0 | 3.9 | 9.6 |
6 | 1.1 | 2.7 | 0.94 | 5.3 | 1.9 | 7.8 | 17 | 30 | 24 | 3.3 | 4.1 | 7.0 |
7 | 0.79 | 2.1 | 1.1 | 5.1 | 1.4 | 8.5 | 50 | 27 | 23 | 3.4 | 3.4 | 6.1 |
8 | 0.80 | 1.7 | 1.2 | 6.4 | 1.0 | 14 | 30 | 21 | 15 | 5.3 | 2.6 | 6.0 |
9 | 0.76 | 1.6 | 1.1 | 6.2 | 1.0 | 8.8 | 25 | 264 | 11 | 27 | 2.5 | 6.1 |
10 | 0.55 | 1.3 | 1.2 | 4.5 | 1.1 | 5.9 | 20 | 768 | 62 | 12 | 2.3 | 5.7 |
11 | 0.52 | 1.1 | 1.4 | 3.1 | 1.1 | 5.6 | 17 | 98 | 29 | 4.1 | 2.0 | 5.3 |
12 | 0.52 | 1.2 | 2.4 | 2.6 | 1.0 | 8.1 | 14 | 49 | 27 | 2.7 | 2.3 | 5.5 |
13 | 0.50 | 1.7 | 2.4 | e2.2 | 1.1 | 162 | 12 | 39 | 111 | 2.1 | 2.0 | 6.1 |
14 | 0.51 | 1.2 | 2.4 | e2.0 | 7.2 | 27 | 11 | 35 | e180 | 1.9 | 2.4 | 9.3 |
15 | 0.57 | 1.3 | 2.5 | e1.8 | 257 | 20 | 10 | 33 | e80 | 1.7 | 2.1 | 6.0 |
16 | 0.51 | 1.1 | 1.8 | e1.7 | 25 | 16 | 23 | 26 | e45 | 2.1 | 1.8 | 5.1 |
17 | 0.48 | 1.1 | 1.2 | e1.6 | 18 | 14 | 79 | 28 | e50 | 2.5 | 1.2 | 4.4 |
18 | 2.7 | 1.2 | 52 | e1.5 | 14 | 13 | 28 | 24 | e60 | 483 | 1.4 | 4.1 |
19 | 9.8 | 1.1 | 23 | e1.4 | 65 | 153 | 23 | 22 | e50 | 44 | 1.00 | 4.6 |
20 | 2.4 | 1.0 | 9.6 | e1.3 | 173 | 345 | 23 | 18 | 9.6 | 12 | 0.94 | 3.6 |
21 | 1.3 | 0.94 | 7.2 | e1.2 | 75 | 121 | 17 | 13 | 6.6 | 7.4 | 1.0 | 63 |
22 | 0.92 | 0.80 | 6.1 | e1.1 | 47 | 42 | 14 | 12 | 5.7 | 4.9 | 1.0 | 118 |
23 | 0.73 | 0.82 | 5.1 | e1.0 | 23 | 35 | 12 | 11 | 5.0 | 4.4 | 1.1 | 8.2 |
24 | 0.89 | 0.81 | 4.6 | e0.97 | 11 | 30 | 45 | 12 | 4.2 | 3.7 | 0.99 | 5.5 |
25 | 4.9 | 0.79 | 4.7 | e0.94 | 8.0 | 27 | 156 | 18 | 361 | 3.2 | 1.1 | 4.4 |
26 | 4.0 | 0.79 | 4.2 | e0.92 | 6.4 | 22 | 44 | 9.7 | 231 | 2.9 | 1.4 | 72 |
27 | 2.0 | 0.78 | 5.2 | e0.90 | 6.1 | 19 | 32 | 7.7 | 30 | 2.3 | 1.1 | 29 |
28 | 1.5 | 0.79 | 8.1 | e1.0 | 5.6 | 42 | 39 | 7.4 | 20 | 313 | 7.9 | 7.5 |
29 | 3.0 | 0.84 | 7.9 | e1.2 | --- | 35 | 33 | 6.5 | 15 | 20 | 6.8 | 5.6 |
30 | 2.8 | 1.4 | 14 | e2.0 | --- | 25 | 27 | 14 | 12 | 9.1 | 1.7 | 5.0 |
31 | 2.8 | --- | 10 | e5.0 | --- | 22 | --- | 9.5 | --- | 5.5 | 529 | --- |
TOTAL | 62.45 | 37.80 | 186.79 | 91.03 | 778.4 | 1279.2 | 891 | 1766.8 | 1561.8 | 1017.9 | 636.43 | 1745.7 |
MEAN | 2.01 | 1.26 | 6.03 | 2.94 | 27.8 | 41.3 | 29.7 | 57.0 | 52.1 | 32.8 | 20.5 | 58.2 |
MAX | 9.8 | 2.7 | 52 | 6.9 | 257 | 345 | 156 | 768 | 361 | 483 | 529 | 1270 |
MIN | 0.48 | 0.78 | 0.85 | 0.90 | 1.0 | 5.6 | 10 | 6.5 | 4.2 | 1.7 | 0.94 | 3.6 |
CFSM | 0.05 | 0.03 | 0.15 | 0.07 | 0.71 | 1.05 | 0.75 | 1.45 | 1.32 | 0.83 | 0.52 | 1.48 |
IN. | 0.06 | 0.04 | 0.18 | 0.09 | 0.73 | 1.21 | 0.84 | 1.67 | 1.47 | 0.96 | 0.60 | 1.65 |
e Estimated |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1940 - 2003, BY WATER YEAR (WY) | ||||||||||||
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MEAN | 12.2 | 16.5 | 17.0 | 18.2 | 31.6 | 39.8 | 50.6 | 52.9 | 34.1 | 26.3 | 13.4 | 20.0 |
MAX | 140 | 201 | 142 | 114 | 126 | 132 | 207 | 283 | 243 | 417 | 103 | 359 |
(WY) | 1942 | 1986 | 1983 | 1974 | 1942 | 1973 | 1973 | 1970 | 1945 | 1981 | 1961 | 1993 |
MIN | 0.20 | 0.19 | 0.081 | 0.057 | 0.27 | 0.45 | 3.61 | 1.23 | 0.94 | 0.10 | 0.074 | 0.057 |
(WY) | 1951 | 1951 | 1951 | 1940 | 1954 | 1956 | 1963 | 1954 | 1977 | 1940 | 1941 | 1940 |
SUMMARY STATISTICS | FOR 2002 CALENDAR YEAR | FOR 2003 WATER YEAR | WATER YEARS 1940 - 2003 | |||
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ANNUAL TOTAL | 19052.57 | 10055.30 | ||||
ANNUAL MEAN | 52.2 | 27.5 | 27.7 | |||
HIGHEST ANNUAL MEAN | 94.8 | 1993 | ||||
LOWEST ANNUAL MEAN | 2.76 | 1940 | ||||
HIGHEST DAILY MEAN | 1820 | Apr 27 | 1270 | Sep 1 | 5660 | Jul 26 1981 |
LOWEST DAILY MEAN | 0.48 | Oct 17 | 0.48 | Oct 17 | 0.00 | A |
ANNUAL SEVEN-DAY MINIMUM | 0.52 | Oct 11 | 0.52 | Oct 11 | 0.00 | Aug 19 1941 |
MAXIMUM PEAK FLOW | 5770 | Sep 1 | 13700 B | Sep 14 1993 | ||
MAXIMUM PEAK STAGE | 12.44 | Sep 1 | 14.92 | Sep 14 1993 | ||
INSTANTANEOUS LOW FLOW | 0.33 | Oct 14 | ||||
ANNUAL RUNOFF (CFSM) | 1.32 | 0.70 | 0.70 | |||
ANNUAL RUNOFF (INCHES) | 17.99 | 9.49 | 9.54 | |||
10 PERCENT EXCEEDS | 91 | 44 | 39 | |||
50 PERCENT EXCEEDS | 4.6 | 5.7 | 3.7 | |||
90 PERCENT EXCEEDS | 0.79 | 1.0 | 0.30 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |