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 2000 TO SEPTEMBER 2001
DAILY MEAN VALUES | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
| 1 | 1.3 | e1.5 | 3.9 | e1.4 | e6.0 | 7.8 | 3.3 | 2.7 | 4.2 | 0.74 | 2.9 | 0.99 |
| 2 | 1.2 | 6.1 | 4.4 | e1.5 | e5.2 | 7.5 | 3.5 | 1.8 | 3.1 | 0.47 | 6.4 | 0.73 |
| 3 | 1.3 | 2.3 | 3.7 | e1.8 | e4.8 | 6.7 | 12 | 1.6 | 5.4 | 0.25 | 11 | 0.66 |
| 4 | 78 | 1.9 | 3.6 | e1.8 | e4.6 | 6.1 | 5.1 | 1.6 | 39 | 8.4 | 3.0 | 0.61 |
| 5 | 46 | 1.9 | 3.4 | e1.6 | e4.4 | 5.2 | 4.5 | 1.7 | 6.6 | 0.43 | 2.1 | 0.54 |
| 6 | 8.0 | 52 | 3.2 | e1.5 | 4.8 | 5.0 | 3.8 | 7.8 | 5.8 | 0.19 | 1.5 | 0.55 |
| 7 | 3.9 | 19 | 3.5 | e1.4 | 4.4 | 5.0 | 3.1 | 3.4 | 3.4 | 0.16 | 1.3 | 0.91 |
| 8 | 2.8 | 6.7 | 3.2 | e1.3 | 4.7 | 4.8 | 2.5 | 2.0 | 2.5 | 0.14 | 1.1 | 3.5 |
| 9 | 2.4 | 76 | 2.9 | e1.2 | 58 | 4.4 | 2.3 | 1.6 | 2.0 | 0.10 | 3.4 | 18 |
| 10 | 2.1 | 17 | 3.1 | e1.2 | 15 | 4.4 | 22 | 1.4 | 1.7 | 0.09 | 2.3 | 2.6 |
| 11 | 2.0 | 8.8 | 12 | e1.3 | 9.8 | 4.3 | 51 | 1.2 | 1.5 | 0.07 | 0.76 | 1.3 |
| 12 | 1.8 | 8.6 | 5.9 | e1.4 | 8.5 | 4.6 | 8.6 | 1.1 | 1.3 | 0.12 | 0.50 | 1.0 |
| 13 | 1.7 | 17 | 3.3 | e3.0 | 11 | 4.0 | 6.4 | 1.0 | 1.1 | 0.18 | 0.33 | 0.67 |
| 14 | 1.9 | 6.8 | e4.5 | e20 | 14 | 3.8 | 5.5 | 1.1 | 1.1 | 0.07 | 0.25 | 0.44 |
| 15 | 13 | 5.7 | e3.4 | e9.0 | 9.1 | 9.6 | 9.1 | 1.0 | 2.7 | 0.05 | 0.18 | 0.42 |
| 16 | 24 | 5.2 | e2.6 | e7.0 | 7.7 | 16 | 4.6 | 0.94 | 0.72 | 0.03 | 0.68 | 0.42 |
| 17 | 15 | 4.2 | e2.2 | e5.5 | e6.7 | 5.8 | 3.9 | 1.0 | 0.55 | 28 | 0.21 | 0.45 |
| 18 | 5.0 | 4.0 | e1.9 | e4.5 | e6.2 | 5.1 | 3.9 | 5.1 | 0.48 | 23 | 1.7 | 23 |
| 19 | 4.1 | 4.0 | e1.7 | e4.0 | e5.6 | 4.8 | 3.9 | 4.3 | 0.43 | 169 | 0.21 | 2.4 |
| 20 | 3.4 | 3.6 | e1.5 | e3.6 | e5.2 | 4.5 | 3.6 | 1.4 | 2.2 | 27 | 0.09 | 1.0 |
| 21 | 3.0 | 3.5 | e1.4 | e3.2 | 5.0 | 4.3 | 3.5 | 4.6 | 4.8 | 18 | 0.06 | 1.4 |
| 22 | e2.8 | 3.4 | e1.3 | e2.9 | 5.6 | 4.3 | 3.3 | 1.3 | 1.2 | 14 | 0.06 | 0.59 |
| 23 | e2.6 | 3.4 | e1.2 | e2.7 | 5.2 | 4.1 | 4.7 | 1.4 | 0.59 | 24 | 0.18 | 0.50 |
| 24 | e2.3 | 3.5 | e1.2 | e2.5 | 48 | 3.8 | 2.9 | 1.3 | 0.43 | 55 | 358 | 0.45 |
| 25 | e2.1 | 28 | e1.2 | e2.3 | 33 | 3.5 | 2.7 | 1.4 | 0.35 | 15 | 13 | 2.6 |
| 26 | e1.9 | 10 | e1.5 | e2.2 | 12 | 3.3 | 2.6 | 1.5 | 0.31 | 10 | 5.4 | 0.78 |
| 27 | e1.8 | 6.3 | e1.8 | e2.1 | 10 | 3.3 | 2.5 | 1.3 | 0.28 | 8.5 | 3.0 | 0.35 |
| 28 | e1.7 | 5.3 | e1.6 | e2.0 | 8.6 | 3.4 | 2.3 | 1.1 | 0.27 | 7.2 | 1.9 | 0.34 |
| 29 | e1.6 | 4.5 | e1.5 | e10 | --- | 3.4 | 2.1 | 0.91 | 0.28 | 6.0 | 1.3 | 0.27 |
| 30 | e1.5 | 3.9 | e1.4 | e20 | --- | 3.4 | 2.2 | 2.9 | 1.1 | 4.7 | 4.0 | 0.27 |
| 31 | e1.5 | --- | e1.4 | e8.0 | --- | 3.3 | --- | 36 | --- | 3.7 | 3.2 | --- |
| TOTAL | 241.7 | 324.1 | 89.4 | 131.9 | 323.1 | 159.5 | 191.4 | 97.45 | 95.39 | 424.59 | 430.01 | 67.74 |
| MEAN | 7.797 | 10.80 | 2.884 | 4.255 | 11.54 | 5.145 | 6.380 | 3.144 | 3.180 | 13.70 | 13.87 | 2.258 |
| MAX | 78 | 76 | 12 | 20 | 58 | 16 | 51 | 36 | 39 | 169 | 358 | 23 |
| MIN | 1.2 | 1.5 | 1.2 | 1.2 | 4.4 | 3.3 | 2.1 | 0.91 | 0.27 | 0.03 | 0.06 | 0.27 |
| CFSM | 0.94 | 1.30 | 0.35 | 0.51 | 1.39 | 0.62 | 0.77 | 0.38 | 0.38 | 1.64 | 1.67 | 0.27 |
| IN. | 1.08 | 1.45 | 0.40 | 0.59 | 1.44 | 0.71 | 0.85 | 0.44 | 0.43 | 1.90 | 1.92 | 0.30 |
| e Estimated |
| STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 2000 - 2001, BY WATER YEAR (WY) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MEAN | 7.797 | 10.80 | 2.884 | 4.255 | 11.54 | 5.145 | 6.380 | 3.144 | 10.33 | 11.51 | 11.73 | 2.810 |
| MAX | 7.80 | 10.8 | 2.88 | 4.25 | 11.5 | 5.15 | 6.38 | 3.14 | 17.5 | 13.7 | 13.9 | 3.36 |
| (WY) | 2001 | 2001 | 2001 | 2001 | 2001 | 2001 | 2001 | 2001 | 2000 | 2001 | 2001 | 2000 |
| MIN | 7.80 | 10.8 | 2.88 | 4.25 | 11.5 | 5.15 | 6.38 | 3.14 | 3.18 | 9.33 | 9.59 | 2.26 |
| (WY) | 2001 | 2001 | 2001 | 2001 | 2001 | 2001 | 2001 | 2001 | 2001 | 2000 | 2000 | 2001 |
| SUMMARY STATISTICS | FOR 2001 WATER YEAR | WATER YEARS 2000 - 2001 | ||||
|---|---|---|---|---|---|---|
| ANNUAL TOTAL | 2576.28 | |||||
| ANNUAL MEAN | 7.058 | |||||
| HIGHEST ANNUAL MEAN | ||||||
| LOWEST ANNUAL MEAN | ||||||
| HIGHEST DAILY MEAN | 358 | Aug 24 | 358 | Aug 24 2001 | ||
| LOWEST DAILY MEAN | 0.03 | Jul 16 | 0.03 | Jul 16 2001 | ||
| ANNUAL SEVEN-DAY MINIMUM | 0.09 | Jul 10 | 0.09 | Jul 10 2001 | ||
| MAXIMUM PEAK FLOW | 2540 A | Aug 24 | 2540 A | Aug 24 2001 | ||
| MAXIMUM PEAK STAGE | 29.04 | Aug 24 | 29.04 | Aug 24 2001 | ||
| INSTANTANEOUS LOW FLOW | 0.00 | Jul 17 | 0.00 | Jul 17 2001 | ||
| ANNUAL RUNOFF (CFSM) | 0.85 | 0.85 | ||||
| ANNUAL RUNOFF (INCHES) | 11.51 | 11.51 | ||||
| 10 PERCENT EXCEEDS | 12 | 12 | ||||
| 50 PERCENT EXCEEDS | 3.0 | 3.0 | ||||
| 90 PERCENT EXCEEDS | 0.45 | 0.45 | ||||