LOCATION.-- Lat 42°02'58", long 87°55'05" (NAD of 1927), in NW1/4NW1/4 sec.18, T.41 N., R.12 E., Cook County, Hydrologic Unit 07120004, on right bank 10 ft upstream from bridge on State Highway 58 (Golf Road) in Des Plaines, 2 mi west of U.S. Highway 45, and at mile 3.0. | |
DRAINAGE AREA.-- 13.2 mi2. | |
PERIOD OF RECORD.-- | |
SURFACE-WATER DISCHARGE AND STAGE | |
DISCHARGE: October 1950 to current year. | |
STAGE: Water years 1994-2002. | |
REVISED RECORDS.-- WSP 1915: 1957-60. WDR IL-75-1: Drainage area. | |
GAGE.-- Water-stage recorder, phone telemeter, and crest-stage gage. Datum of gage is 634.02 ft above NGVD of 1929 (Cook County Highway Department bench mark). Prior to Sept. 9, 1968, at site 90 ft downstream and at datum 1.00 ft higher. Sept. 9, 1968, to Sept. 10, 1970, at present site at datum 1.00 ft higher. | |
REMARKS.-- Prior to Nov. 15, 1958, effluent from Arlington Heights sewage-treatment plant entered Weller Creek above station. | |
EXTREMES FOR PERIOD OF RECORD.-- | |
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 1,590 ft3/s, June 10, 1967, gage height, 15.09 ft, present datum; no flow at times in most years. | |
REMARKS FOR CURRENT YEAR.-- Records good except those for October 1 - August 20, which are fair, and 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 | 4.2 | 2.2 | 1.7 | e0.60 | 8.6 | 1.3 | 3.1 | 38 | 0.44 | 0.10 | 1.3 | 0.70 |
| 2 | 4.5 | 1.7 | 0.61 | e0.59 | 2.5 | 6.0 | 2.5 | 112 | 0.41 | 0.11 | 1.7 | 73 |
| 3 | 4.3 | 0.98 | 0.54 | e0.54 | 1.5 | 3.3 | 0.91 | 20 | 19 | 0.09 | 2.0 | 10 |
| 4 | 16 | 1.1 | 0.31 | e0.50 | 3.4 | 2.4 | 0.65 | 12 | 316 | 0.09 | 9.7 | 1.4 |
| 5 | 41 | 0.88 | 0.26 | e0.50 | 1.1 | 1.7 | 0.49 | 10 | 81 | 0.09 | 7.0 | 0.67 |
| 6 | 5.4 | 0.84 | 0.24 | e0.52 | 0.89 | 2.8 | 0.45 | 8.3 | 15 | 0.11 | 4.3 | 0.40 |
| 7 | 2.9 | 1.0 | 0.22 | e0.56 | 1.0 | 4.3 | 7.7 | 4.2 | 4.5 | 0.12 | 5.6 | 0.30 |
| 8 | 2.0 | 0.73 | 0.21 | e0.58 | 1.8 | 54 | 51 | 3.6 | 2.5 | 0.10 | 8.5 | 0.22 |
| 9 | 1.5 | 0.78 | 0.16 | e0.56 | 4.0 | 77 | 55 | 23 | 1.5 | 75 | 12 | 0.22 |
| 10 | 3.6 | 0.79 | 0.20 | e0.54 | 11 | 16 | 16 | 5.7 | 2.7 | 0.48 | 21 | 0.76 |
| 11 | 9.3 | 0.80 | 0.15 | e0.52 | 5.1 | 11 | 7.8 | 132 | 33 | e0.40 | 29 | 0.74 |
| 12 | 57 | 0.81 | 2.6 | e0.54 | 3.1 | 8.0 | 4.6 | 200 | 2.2 | 0.27 | 43 | 0.36 |
| 13 | 359 | 1.0 | 25 | e0.58 | 2.8 | 6.2 | 2.9 | 43 | 0.93 | 0.16 | 215 | 0.27 |
| 14 | 248 | 0.90 | 2.5 | e0.64 | 2.6 | 3.4 | 2.4 | 18 | 16 | 0.15 | 54 | 0.24 |
| 15 | 53 | 0.88 | 1.0 | 0.96 | 2.5 | 1.2 | 2.4 | 8.2 | 4.7 | 0.16 | e15 | 0.36 |
| 16 | 24 | 0.74 | 3.7 | 0.94 | 2.1 | 0.77 | 1.7 | 107 | 0.61 | 0.16 | e6.6 | 0.43 |
| 17 | 3.3 | 0.77 | 4.1 | 1.3 | 1.8 | 0.57 | 2.8 | 39 | 0.43 | 0.25 | e2.5 | 0.35 |
| 18 | 2.2 | 0.78 | 1.5 | 1.0 | 1.9 | 0.48 | 1.7 | 18 | 0.28 | 0.17 | e1.1 | 1.6 |
| 19 | 1.9 | 1.4 | 5.4 | 1.1 | 9.7 | 0.36 | 2.1 | 10 | 0.20 | 0.20 | e1.4 | 39 |
| 20 | 1.4 | 0.83 | 2.1 | 0.93 | 22 | 0.44 | 12 | 6.5 | 0.17 | 0.23 | e1.0 | 35 |
| 21 | 1.1 | 2.5 | 1.3 | 0.85 | 7.4 | 0.38 | 35 | 4.0 | 0.16 | 0.29 | 6.0 | 10 |
| 22 | 23 | 0.94 | 2.1 | 0.88 | 2.7 | 0.32 | 13 | 3.2 | 0.15 | 0.34 | 392 | 35 |
| 23 | 168 | 0.80 | 4.3 | 1.1 | 2.2 | 0.42 | 5.7 | 3.2 | 0.16 | 0.42 | 167 | 8.3 |
| 24 | 117 | 6.6 | 1.4 | 0.94 | 1.6 | 0.22 | 15 | 2.4 | 0.16 | 0.50 | 34 | 4.2 |
| 25 | 26 | 5.1 | 1.3 | 0.82 | 1.3 | 0.20 | 14 | 8.8 | 0.17 | 0.53 | 16 | 3.1 |
| 26 | 11 | 1.00 | 1.2 | 0.81 | 2.2 | 0.23 | 5.9 | 1.9 | 0.20 | 0.54 | 10 | 2.2 |
| 27 | 6.7 | 0.98 | e0.93 | 0.69 | 2.0 | 0.22 | 27 | 1.3 | 0.16 | 4.1 | 6.3 | 1.4 |
| 28 | 3.9 | 0.87 | 1.1 | 0.80 | 1.8 | 0.16 | 22 | 0.86 | 0.13 | 0.81 | 3.0 | 1.5 |
| 29 | 3.0 | 2.4 | e0.74 | 0.92 | --- | 23 | 7.9 | 0.72 | 0.12 | 1.6 | 2.4 | 33 |
| 30 | 2.8 | 12 | e0.64 | 1.1 | --- | 4.7 | 5.0 | 0.58 | 0.12 | 1.0 | 1.6 | 7.7 |
| 31 | 2.4 | --- | e0.59 | 5.6 | --- | 1.2 | --- | 0.59 | --- | 1.2 | 1.1 | --- |
| TOTAL | 1209.4 | 53.10 | 68.10 | 28.51 | 110.59 | 232.27 | 328.70 | 846.05 | 503.10 | 89.77 | 1081.1 | 272.42 |
| MEAN | 39.01 | 1.770 | 2.197 | 0.920 | 3.950 | 7.493 | 10.96 | 27.29 | 16.77 | 2.896 | 34.87 | 9.081 |
| MAX | 359 | 12 | 25 | 5.6 | 22 | 77 | 55 | 200 | 316 | 75 | 392 | 73 |
| MIN | 1.1 | 0.73 | 0.15 | 0.50 | 0.89 | 0.16 | 0.45 | 0.58 | 0.12 | 0.09 | 1.0 | 0.22 |
| CFSM | 2.96 | 0.13 | 0.17 | 0.07 | 0.30 | 0.57 | 0.83 | 2.07 | 1.27 | 0.22 | 2.64 | 0.69 |
| IN. | 3.41 | 0.15 | 0.19 | 0.08 | 0.31 | 0.65 | 0.93 | 2.38 | 1.42 | 0.25 | 3.05 | 0.77 |
| e Estimated |
| STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1951 - 2002, BY WATER YEAR (WY) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MEAN | 7.436 | 7.941 | 6.675 | 6.764 | 9.195 | 14.37 | 19.13 | 12.62 | 12.25 | 8.877 | 11.19 | 8.734 |
| MAX | 39.0 | 46.4 | 34.3 | 43.2 | 38.2 | 107 | 54.1 | 64.0 | 54.1 | 38.4 | 69.9 | 55.7 |
| (WY) | 2002 | 1986 | 1983 | 1974 | 1997 | 1979 | 1975 | 1974 | 1972 | 1957 | 1987 | 1972 |
| MIN | 0.13 | 0.31 | 0.077 | 0.077 | 0.19 | 0.72 | 2.24 | 1.44 | 0.90 | 2.41 | 0.32 | 0.60 |
| (WY) | 1963 | 1963 | 1964 | 1959 | 1972 | 1968 | 1989 | 1982 | 1982 | 1998 | 1973 | 1966 |
| SUMMARY STATISTICS | FOR 2001 CALENDAR YEAR | FOR 2002 WATER YEAR | WATER YEARS 1951 - 2002 | |||
|---|---|---|---|---|---|---|
| ANNUAL TOTAL | 5906.32 | 4823.11 | ||||
| ANNUAL MEAN | 16.18 | 13.21 | 10.42 | |||
| HIGHEST ANNUAL MEAN | 23.4 | 1974 | ||||
| LOWEST ANNUAL MEAN | 3.07 | 1963 | ||||
| HIGHEST DAILY MEAN | 408 | Sep 19 | 392 | Aug 22 | 1120 | Aug 14 1987 |
| LOWEST DAILY MEAN | 0.15 | Dec 11 | 0.09 | Jul 3-5 | 0.00 | A |
| ANNUAL SEVEN-DAY MINIMUM | 0.21 | Dec 5 | 0.10 | Jun 30 | 0.00 | Nov 4 1958 |
| MAXIMUM PEAK FLOW | 1070 | Oct 13 | 1590 | Jun 10 1967 | ||
| MAXIMUM PEAK STAGE | 9.84 | Oct 13 | 15.09 B | Jun 10 1967 | ||
| INSTANTANEOUS LOW FLOW | 0.00 | C | ||||
| ANNUAL RUNOFF (CFSM) | 1.23 | 1.00 | 0.79 | |||
| ANNUAL RUNOFF (INCHES) | 16.65 | 13.59 | 10.73 | |||
| 10 PERCENT EXCEEDS | 37 | 26 | 21 | |||
| 50 PERCENT EXCEEDS | 4.2 | 1.7 | 2.2 | |||
| 90 PERCENT EXCEEDS | 0.79 | 0.22 | 0.26 | |||