LOCATION.-- Lat 38°44'27", long 90°00'07" (NAD of 1983), in NW1/4SW1/4NW1/4 sec.4, T.3 N., R.8 W., Madison County, Hydrologic Unit 07140101, on right bank at upstream side of high bank of stream on Illinois Route 157 in Glen Carbon. Heritage Trail in Glen Carbon. | |
DRAINAGE AREA.-- 8.33 mi2. | |
PERIOD OF RECORD.-- | |
SURFACE-WATER DISCHARGE AND STAGE | |
DISCHARGE: May 2000 to current year. | |
STAGE: Water years 2000-2002. | |
GAGE.-- Water-stage recorder and phone telemeter. Datum of gage is 410.00 ft above NGVD of 1929. | |
EXTREMES FOR PERIOD OF RECORD.-- | |
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 2,540 ft3/s, Aug. 24, 2001, gage height, 29.04 ft; based on slope/area computed measurement of peak flow; no flow at times in 2001 and 2002. | |
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 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
| 1 | 0.26 | e2.2 | 7.1 | e1.4 | 31 | e2.9 | 5.8 | 9.3 | 4.0 | 0.77 | 0.04 | 0.02 |
| 2 | 0.30 | e4.0 | 5.0 | e1.4 | 15 | e17 | 6.0 | 7.5 | 3.6 | 0.69 | 0.33 | 0.01 |
| 3 | 0.33 | e3.4 | 4.2 | e1.4 | 12 | e10 | 4.9 | 6.5 | 3.3 | 0.77 | 0.05 | 0.00 |
| 4 | 0.38 | e2.6 | 3.9 | e1.4 | 8.5 | e7.5 | 4.4 | 5.6 | 2.8 | 1.0 | 0.03 | 0.00 |
| 5 | 5.6 | e2.1 | 3.7 | e1.5 | 7.4 | e6.0 | 4.2 | 5.0 | 3.9 | 0.58 | 0.02 | 0.00 |
| 6 | 0.80 | e1.8 | 4.6 | e1.6 | 7.0 | e5.2 | 4.0 | 26 | 3.1 | 0.49 | 1.3 | 0.00 |
| 7 | 0.33 | e1.6 | 4.7 | e1.8 | 6.4 | e4.7 | 4.4 | 122 | 2.5 | 0.43 | 0.13 | 0.00 |
| 8 | 0.29 | e1.4 | 3.0 | e2.0 | 6.0 | e4.3 | 21 | 66 | 2.3 | 0.42 | 0.03 | 0.00 |
| 9 | 0.36 | e1.2 | 2.5 | e2.3 | 5.7 | 44 | 8.3 | 103 | 3.3 | 0.39 | 0.0 | 0.00 |
| 10 | 41 | e1.1 | 2.4 | e2.7 | 5.9 | 9.5 | 5.6 | 20 | 46 | 0.38 | 0.00 | 0.00 |
| 11 | 35 | e1.0 | 2.3 | e2.9 | 5.0 | 7.7 | 5.1 | 14 | 243 | 0.50 | 13 | 0.00 |
| 12 | 31 | e0.95 | 15 | 3.1 | 4.6 | 7.3 | 8.6 | 46 | 78 | 0.50 | 0.89 | 0.00 |
| 13 | 39 | e0.90 | 13 | 3.1 | 3.8 | 6.2 | 5.6 | 109 | 16 | 0.53 | 0.19 | 0.00 |
| 14 | 8.4 | e0.85 | 41 | 3.1 | 3.7 | 6.2 | 6.3 | 24 | 8.5 | 0.37 | 0.20 | 0.00 |
| 15 | 21 | e0.80 | 10 | 2.7 | 3.7 | 15 | 4.9 | 15 | 5.7 | 0.29 | 0.31 | 0.00 |
| 16 | 21 | e0.80 | 102 | 2.7 | 3.5 | 12 | 4.2 | 16 | 4.2 | 0.28 | 1.2 | 0.00 |
| 17 | 5.0 | e0.75 | 104 | 2.6 | 3.3 | 7.1 | 4.1 | 64 | 3.3 | 0.33 | 0.67 | 7.5 |
| 18 | 3.5 | e0.75 | 22 | 2.5 | 3.3 | 6.0 | 3.7 | 25 | 2.7 | 0.90 | 7.6 | 2.1 |
| 19 | 2.8 | e1.0 | 14 | 3.7 | 14 | 10 | 21 | 15 | 2.3 | 0.36 | 7.5 | 4.9 |
| 20 | 2.3 | e0.85 | 9.8 | 3.0 | 7.9 | 7.8 | 34 | 11 | 1.9 | 0.24 | 0.65 | 8.0 |
| 21 | 2.2 | e0.75 | 8.0 | 2.8 | 4.9 | 5.6 | 24 | 9.4 | 1.7 | 0.18 | 0.27 | 0.93 |
| 22 | 2.1 | e0.70 | 7.3 | 2.8 | 4.2 | 4.8 | 10 | 8.4 | 1.6 | 0.17 | 0.17 | 0.23 |
| 23 | 2.7 | e2.0 | 6.0 | 3.7 | e3.7 | 5.0 | 7.4 | 7.6 | 1.4 | 0.33 | 0.17 | 0.12 |
| 24 | 14 | 28 | 5.1 | 6.7 | e3.4 | 5.3 | 6.6 | 7.6 | 1.3 | 0.20 | 0.25 | 0.06 |
| 25 | 4.8 | 3.4 | e4.0 | 3.2 | e3.7 | 43 | 5.0 | 7.0 | 1.8 | 0.11 | 0.15 | 0.05 |
| 26 | 3.5 | 2.4 | e3.5 | 3.1 | e4.0 | 21 | 4.3 | 6.0 | 1.4 | 1.0 | 0.09 | 0.05 |
| 27 | 3.3 | 2.1 | e3.0 | 3.0 | e3.4 | 13 | 86 | 6.6 | 1.3 | 0.34 | 0.16 | 0.05 |
| 28 | 4.0 | 11 | e2.5 | 3.1 | e3.1 | 9.7 | 26 | 7.9 | 1.1 | 0.08 | 0.10 | 0.06 |
| 29 | 4.9 | 16 | e2.0 | 3.7 | --- | 8.7 | 14 | 6.6 | 0.96 | 0.05 | 0.05 | 0.05 |
| 30 | e3.5 | 31 | e1.7 | 39 | --- | 7.1 | 10 | 5.3 | 0.89 | 0.04 | 0.04 | 0.04 |
| 31 | e2.6 | --- | e1.5 | 98 | --- | 6.3 | --- | 4.6 | --- | 0.04 | 0.02 | --- |
| TOTAL | 266.25 | 127.40 | 418.8 | 216.0 | 188.1 | 325.9 | 359.4 | 786.9 | 453.85 | 12.76 | 35.61 | 24.17 |
| MEAN | 8.589 | 4.247 | 13.51 | 6.968 | 6.718 | 10.51 | 11.98 | 25.38 | 15.13 | 0.412 | 1.149 | 0.806 |
| MAX | 41 | 31 | 104 | 98 | 31 | 44 | 86 | 122 | 243 | 1.0 | 13 | 8.0 |
| MIN | 0.26 | 0.70 | 1.5 | 1.4 | 3.1 | 2.9 | 3.7 | 4.6 | 0.89 | 0.04 | 0.00 | 0.00 |
| CFSM | 1.03 | 0.51 | 1.62 | 0.84 | 0.81 | 1.26 | 1.44 | 3.05 | 1.82 | 0.05 | 0.14 | 0.10 |
| IN. | 1.19 | 0.57 | 1.87 | 0.96 | 0.84 | 1.46 | 1.61 | 3.51 | 2.03 | 0.06 | 0.16 | 0.11 |
| e Estimated |
| STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 2000 - 2002, BY WATER YEAR (WY) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MEAN | 8.193 | 7.525 | 8.197 | 5.611 | 9.129 | 7.829 | 9.180 | 14.26 | 11.93 | 7.813 | 8.205 | 2.142 |
| MAX | 8.59 | 10.8 | 13.5 | 6.97 | 11.5 | 10.5 | 12.0 | 25.4 | 17.5 | 13.7 | 13.9 | 3.36 |
| (WY) | 2002 | 2001 | 2002 | 2002 | 2001 | 2002 | 2002 | 2002 | 2000 | 2001 | 2001 | 2000 |
| MIN | 7.80 | 4.25 | 2.88 | 4.25 | 6.72 | 5.15 | 6.38 | 3.14 | 3.18 | 0.41 | 1.15 | 0.81 |
| (WY) | 2001 | 2002 | 2001 | 2001 | 2002 | 2001 | 2001 | 2001 | 2001 | 2002 | 2002 | 2002 |
| SUMMARY STATISTICS | FOR 2001 CALENDAR YEAR | FOR 2002 WATER YEAR | WATER YEARS 2000 - 2002 | |||
|---|---|---|---|---|---|---|
| ANNUAL TOTAL | 2733.53 | 3215.14 | ||||
| ANNUAL MEAN | 7.489 | 8.809 | ||||
| HIGHEST ANNUAL MEAN | ||||||
| LOWEST ANNUAL MEAN | ||||||
| HIGHEST DAILY MEAN | 358 | Aug 24 | 243 | Jun 11 | 358 | Aug 24 2001 |
| LOWEST DAILY MEAN | 0.03 | Jul 16 | 0.00 | A | 0.00 | B |
| ANNUAL SEVEN-DAY MINIMUM | 0.09 | Jul 10 | 0.00 | Sep 3 | 0.00 | Sep 3 2002 |
| MAXIMUM PEAK FLOW | 2260 | Jun 11 | 2540 C | Aug 24 2001 | ||
| MAXIMUM PEAK STAGE | 28.53 | Jun 11 | 29.04 | Aug 24 2001 | ||
| ANNUAL RUNOFF (CFSM) | 0.90 | 1.06 | 0.95 | |||
| ANNUAL RUNOFF (INCHES) | 12.21 | 14.36 | 12.94 | |||
| 10 PERCENT EXCEEDS | 14 | 20 | 15 | |||
| 50 PERCENT EXCEEDS | 3.0 | 3.4 | 3.2 | |||
| 90 PERCENT EXCEEDS | 0.37 | 0.07 | 0.25 | |||