Station list
05535000 SKOKIE RIVER AT LAKE FOREST, IL
LOCATION.--Lat 42°13'57", long 87°50'41", in NW¼SW¼ sec.4, T.43 N., R.12 E., Lake County, Hydrologic Unit 07120003, on
left bank at downstream side of bridge on West Leigh Road at Lake Forest and at mile 13.1.
DRAINAGE AREA.--13.0 mi2.
PERIOD OF RECORD.--October 1951 to current year. Prior to October 1952, records published with those for streams in the
St. Lawrence River Basin (WSP 1237).
REVISED RECORDS.--WDR IL-75-1: Drainage area.
GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 648.75 ft above sea level.
REMARKS.--Records good except those for estimated daily discharges, which are poor. Gage-height telemeter at station.
DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998
DAILY MEAN VALUES
|
|---|
| DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP
|
|---|
| |
| 1 | .67 | 1.6 | 8.0 | 8.7 | 14 | 14 | 64 | 23 | 2.4 | 15 | 1.1 | .84
|
| 2 | .64 | 1.4 | 6.2 | 39 | 33 | 14 | 46 | 23 | 2.0 | 14 | 1.1 | .85
|
| 3 | .63 | 1.3 | 9.2 | 20 | 23 | 14 | 34 | 24 | 1.8 | 30 | 1.0 | .97
|
| 4 | .55 | 1.2 | 7.2 | 52 | 17 | 13 | 27 | 23 | 1.5 | 31 | e9.6 | .86
|
| 5 | .61 | 1.2 | 5.1 | 48 | 11 | 12 | 23 | 22 | 2.9 | 15 | e9.0 | .75
|
| |
| 6 | .68 | 11 | 3.7 | 46 | 9.1 | 12 | 21 | 22 | 2.0 | 13 | e2.9 | .75
|
| 7 | .75 | 4.4 | 3.1 | 59 | 8.8 | 12 | 30 | 70 | 1.6 | 14 | e20 | 24 |
| 8 | .75 | 3.2 | 2.7 | 36 | 7.6 | 83 | 101 | 53 | 1.5 | 12 | e15 | 3.4 |
| 9 | .95 | 2.4 | 2.8 | 47 | 7.7 | 67 | 97 | 27 | 2.5 | 12 | e3.0 | 1.7 |
| 10 | e1.5 | 1.9 | 23 | 22 | 7.5 | 39 | 52 | 18 | 2.7 | 11 | e1.5 | 1.2 |
| |
| 11 | e.62 | 1.8 | 21 | 11 | 59 | 26 | 34 | 14 | 16 | 10 | e.84 | .88
|
| 12 | e.60 | 1.5 | 10 | 7.1 | 60 | 20 | 27 | 16 | 11 | 9.9 | e.90 | .84
|
| 13 | e5.0 | 1.3 | 6.4 | e6.4 | 31 | 17 | 25 | 41 | 11 | 9.2 | e.86 | .76
|
| 14 | e4.0 | 1.4 | 4.1 | e5.8 | 21 | 16 | e22 | 20 | 5.8 | 5.5 | e.86 | 5.7 |
| 15 | e1.5 | 4.1 | 3.7 | e5.4 | 17 | 15 | e20 | 15 | 4.5 | 2.9 | e.86 | 21 |
| |
| 16 | 1.0 | 4.8 | 5.0 | e5.0 | 18 | 16 | e80 | 14 | 3.6 | 2.4 | e.84 | 11 |
| 17 | .94 | 4.3 | 4.4 | e4.5 | 33 | 42 | 58 | 12 | 2.9 | 2.1 | e.82 | 9.4 |
| 18 | .84 | 3.2 | 3.8 | e4.2 | 42 | 136 | 33 | 11 | 7.4 | 2.0 | e.80 | 4.3 |
| 19 | .78 | 3.5 | 3.1 | e3.9 | 26 | 77 | 26 | 19 | 20 | 3.4 | e.86 | 1.7 |
| 20 | .75 | 3.7 | 2.7 | 3.7 | 21 | 44 | 29 | 12 | 9.5 | 2.6 | e.84 | 14 |
| |
| 21 | .75 | 8.9 | 2.6 | 3.7 | 17 | 32 | 35 | 10 | 5.0 | 3.0 | e.80 | 8.3 |
| 22 | .75 | 8.3 | 3.2 | 4.0 | 15 | 27 | 28 | 8.7 | 3.4 | 1.9 | e.84 | 3.4 |
| 23 | .75 | 7.0 | 3.1 | 4.6 | 16 | 25 | 25 | 7.8 | 2.8 | 1.4 | e.80 | 2.1 |
| 24 | .90 | 3.8 | 3.0 | 3.8 | 16 | 22 | 22 | 12 | 2.4 | 1.3 | e.80 | 2.0 |
| 25 | 1.5 | 3.7 | 9.8 | 3.6 | 15 | 22 | 22 | 7.1 | 17 | 1.3 | e15 | 1.5 |
| |
| 26 | 9.7 | 5.1 | 6.8 | 3.8 | 14 | 22 | 41 | 5.6 | 162 | 1.3 | e3.0 | 1.3 |
| 27 | 23 | 6.3 | 4.1 | 4.1 | 18 | 21 | 33 | 4.5 | 65 | 1.3 | e1.5 | .96
|
| 28 | 5.4 | 8.0 | 3.8 | 4.3 | 15 | 22 | 24 | 3.6 | 78 | 1.2 | e9.0 | .85
|
| 29 | 4.2 | 9.5 | 3.0 | 6.2 | --- | 20 | 25 | 7.8 | 34 | 1.2 | e3.5 | 1.2 |
| 30 | 2.6 | 11 | 2.5 | 5.9 | --- | 21 | 23 | 5.2 | 19 | 1.2 | e1.8 | 1.7 |
| |
| 31 | 2.2 | --- | 2.3 | 6.2 | --- | 69 | --- | 3.1 | --- | 1.1 | e.79 | --- |
| TOTAL | 75.51 | 130.8 | 179.4 | 484.9 | 592.7 | 992 | 1127 | 554.4 | 501.2 | 233.2 | 110.51 | 128.21
|
| MEAN | 2.44 | 4.36 | 5.79 | 15.6 | 21.2 | 32.0 | 37.6 | 17.9 | 16.7 | 7.52 | 3.56 | 4.27
|
| MAX | 23 | 11 | 23 | 59 | 60 | 136 | 101 | 70 | 162 | 31 | 20 | 24
|
| MIN | .55 | 1.2 | 2.3 | 3.6 | 7.5 | 12 | 20 | 3.1 | 1.5 | 1.1 | .79 | .75
|
| CFSM | .19 | .34 | .45 | 1.20 | 1.63 | 2.46 | 2.89 | 1.38 | 1.29 | .58 | .27 | .33
|
| IN. | .22 | .37 | .51 | 1.39 | 1.70 | 2.84 | 3.22 | 1.59 | 1.43 | .67 | .32 | .37
|
e Estimated
| STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1952 - 1998, BY WATER YEAR (WY)
|
|---|
| MEAN | 6.93 | 10.6 | 11.3 | 9.53 | 13.2 | 23.2 | 24.5 | 14.8 | 12.0 | 8.17 | 7.22 | 7.82
|
| MAX | 30.0 | 44.5 | 53.7 | 42.4 | 35.5 | 82.3 | 56.9 | 54.3 | 41.6 | 33.3 | 41.7 | 61.7
|
| (WY) | 1987 | 1986 | 1983 | 1974 | 1997 | 1979 | 1983 | 1996 | 1996 | 1993 | 1972 | 1986
|
| MIN | .83 | 1.38 | 1.20 | .29 | 1.08 | 4.01 | 5.95 | 2.26 | .91 | 1.29 | 1.26 | 1.12
|
| (WY) | 1957 | 1954 | 1959 | 1959 | 1963 | 1956 | 1986 | 1988 | 1988 | 1991 | 1955 | 1979
|
| SUMMARY STATISTICS | FOR 1997 CALENDAR YEAR | FOR 1998 WATER YEAR | WATER YEARS 1952 - 1998 |
|---|
| ANNUAL TOTAL | 3383.43 | | 5109.83 | | |
|
| ANNUAL MEAN | 9.27 | | 14.0 | | 12.4 |
|
| HIGHEST ANNUAL MEAN | | | | | 22.2 | 1974
|
| LOWEST ANNUAL MEAN | | | | | 3.54 | 1963
|
| HIGHEST DAILY MEAN | 369 | Feb 21 | 162 | Jun 26 | 444 | Sep 27 1986
|
| LOWEST DAILY MEAN | .55 | Oct 4 | .55 | Oct 4 | .00 | A
|
| ANNUAL SEVEN-DAY MINIMUM | .64 | Sep 30 | .65 | Oct 1 | .00 | Jan 3 1959
|
| INSTANTANEOUS PEAK FLOW | | | 246 | Jun 26 | 496 B | Feb 21 1997
|
| INSTANTANEOUS PEAK STAGE | | | 5.12 | Jun 26 | 8.35 | Jul 22 1982
|
| INSTANTANEOUS LOW FLOW | | | .48 | Oct 3 | |
|
| ANNUAL RUNOFF (CFSM) | .71 | | 1.08 | | .96 |
|
| ANNUAL RUNOFF (INCHES) | 9.68 | | 14.62 | | 12.98 |
|
| 10 PERCENT EXCEEDS | 20 | | 33 | | 28 |
|
| 50 PERCENT EXCEEDS | 4.1 | | 6.4 | | 5.2 |
|
| 90 PERCENT EXCEEDS | .95 | | .86 | | 1.4 |
|
A - Many days in 1959.
B - Gage height, 7.24 ft.