Station list
Available data
ILLINOIS RIVER BASIN
05547755 SQUAW CREEK AT ROUND LAKE, IL
LOCATION.--Lat 42°21'00", long 88°05'13", in SW1/4NE1/4 sec.29, T.45 N., R.10 E., Lake County, Hydrologic Unit 07120006,
on left bank at upstream side of bridge on MacGillis Road at Round Lake, and at mile 7.5.
DRAINAGE AREA.--17.2 mi2.
PERIOD OF RECORD.--October 1989 to current year.
GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 764.94 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 1998 TO SEPTEMBER 1999
DAILY MEAN VALUES
|
|---|
| DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP
|
|---|
|
|
| 1 | 3.6 | 5.5 | 4.6 | e3.6 | 59 | 16 | 9.4 | 51 | 11 | 3.8 | 1.4 | .93
|
| 2 | 1.7 | 4.5 | 4.1 | e4.0 | 67 | 16 | 8.6 | 45 | 48 | 3.7 | 1.1 | .95
|
| 3 | 2.3 | 4.1 | 3.7 | e4.0 | 68 | 18 | 7.1 | 40 | 39 | 3.7 | 1.2 | .91
|
| 4 | 1.8 | 3.4 | 3.5 | e4.0 | 63 | 18 | 7.4 | 36 | 27 | 3.3 | 1.0 | .94
|
| 5 | 3.3 | 2.8 | 3.1 | e3.9 | 53 | 18 | 6.7 | 32 | 21 | 3.0 | .92 | .93
|
|
|
| 6 | 3.6 | 2.4 | 13 | e4.0 | 50 | 18 | 7.0 | 29 | 18 | 2.7 | .98 | 1.2
|
| 7 | 3.5 | 1.8 | 51 | e4.1 | 47 | 19 | 6.6 | 27 | 18 | 2.3 | 1.2 | 1.1
|
| 8 | 2.6 | 2.1 | 41 | e3.9 | 43 | 15 | 7.1 | 25 | 15 | 2.0 | 1.1 | 1.1
|
| 9 | 2.2 | 7.3 | 30 | e4.1 | 41 | 17 | 35 | 23 | 13 | 1.8 | 1.2 | 1.4
|
| 10 | 2.2 | 49 | 23 | e4.0 | 38 | 17 | 44 | 21 | 10 | 1.9 | 1.2 | 1.6
|
|
|
| 11 | e1.9 | 50 | 18 | e3.9 | 49 | 15 | 38 | 18 | 8.6 | 1.8 | 1.1 | 1.6
|
| 12 | e1.8 | 36 | 16 | e3.9 | 70 | 16 | 29 | 22 | 8.5 | 1.5 | 1.7 | 2.4
|
| 13 | e1.7 | 26 | 13 | e3.9 | 51 | 16 | 20 | 22 | 54 | 1.4 | 1.4 | 1.0
|
| 14 | e1.7 | 20 | 11 | e3.7 | 42 | 15 | 16 | 18 | 84 | 1.4 | 1.3 | .82
|
| 15 | e1.6 | 17 | 9.8 | e3.8 | 37 | 16 | 22 | 15 | 60 | 1.4 | 1.4 | .82
|
|
|
| 16 | 6.3 | 14 | 8.8 | e4.1 | 34 | 25 | 75 | 15 | 42 | 1.4 | 1.2 | .86
|
| 17 | 18 | 12 | 8.0 | e5.0 | 29 | 46 | 81 | 28 | 30 | 1.8 | 1.1 | .95
|
| 18 | 48 | 9.6 | 7.4 | e5.2 | 25 | 45 | 62 | 35 | 23 | 1.5 | 1.0 | 1.0
|
| 19 | 34 | 9.2 | 6.9 | e5.2 | 21 | 34 | 50 | 28 | 18 | 1.6 | 4.2 | 1.1
|
| 20 | 23 | 12 | e6.4 | e8.0 | 18 | 28 | 42 | 21 | 13 | 1.5 | 2.1 | .79
|
|
|
| 21 | 18 | 5.9 | 5.3 | 38 | 18 | 24 | 47 | 18 | 11 | 1.5 | 1.5 | .87
|
| 22 | 17 | 4.9 | e5.0 | 92 | 16 | 19 | 93 | 21 | 9.3 | 1.6 | 1.4 | .86
|
| 23 | 9.5 | 5.3 | e4.9 | 137 | 14 | 16 | 175 | 19 | 7.8 | 2.5 | 1.7 | 1.0
|
| 24 | 6.0 | 4.6 | e5.0 | 134 | 12 | 15 | 172 | 17 | 6.6 | 5.1 | 1.2 | 1.3
|
| 25 | 4.4 | 4.2 | e5.0 | 139 | 12 | 13 | 134 | 15 | 5.4 | 3.7 | 1.4 | 1.1
|
|
|
| 26 | 3.2 | 3.9 | e5.0 | 132 | 12 | 12 | 90 | 12 | 4.8 | 2.5 | 1.1 | 1.1
|
| 27 | 3.2 | 8.3 | e5.0 | 123 | 13 | 11 | 71 | 9.9 | 4.4 | 1.9 | .99 | 3.8
|
| 28 | 3.4 | 4.1 | e4.9 | 123 | 16 | 11 | 85 | 8.7 | 5.0 | 1.4 | .99 | 27
|
| 29 | 4.1 | 3.8 | e4.5 | 99 | --- | 9.8 | 73 | 7.6 | 3.9 | 1.3 | .89 | 31
|
| 30 | 5.9 | 4.5 | e4.2 | 76 | --- | 8.8 | 59 | 6.8 | 3.6 | 1.2 | .96 | 20
|
|
|
| 31 | 7.3 | --- | e3.8 | 66 | --- | 8.2 | --- | 6.6 | --- | 1.4 | 1.1 | ---
|
| TOTAL | 246.8 | 338.2 | 334.9 | 1245.3 | 1018 | 575.8 | 1572.9 | 692.6 | 622.9 | 67.6 | 41.03 | 110.43
|
| MEAN | 7.96 | 11.3 | 10.8 | 40.2 | 36.4 | 18.6 | 52.4 | 22.3 | 20.8 | 2.18 | 1.32 | 3.68
|
| MAX | 48 | 50 | 51 | 139 | 70 | 46 | 175 | 51 | 84 | 5.1 | 4.2 | 31
|
| MIN | 1.6 | 1.8 | 3.1 | 3.6 | 12 | 8.2 | 6.6 | 6.6 | 3.6 | 1.2 | .89 | .79
|
| CFSM | .47 | .66 | .64 | 2.36 | 2.14 | 1.09 | 3.08 | 1.31 | 1.22 | .13 | .08 | .22
|
| IN. | .54 | .74 | .73 | 2.73 | 2.23 | 1.26 | 3.44 | 1.52 | 1.36 | .15 | .09 | .24
|
e Estimated
| STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1990 - 1999, BY WATER YEAR (WY)
|
|---|
| MEAN | 2.96 | 13.2 | 12.2 | 16.7 | 23.9 | 28.7 | 34.7 | 28.7 | 17.4 | 9.25 | 2.40 | 2.62
|
| MAX | 8.55 | 33.6 | 26.6 | 40.2 | 44.6 | 45.8 | 79.4 | 99.6 | 74.4 | 54.0 | 7.60 | 12.9
|
| (WY) | 1991 | 1993 | 1992 | 1999 | 1997 | 1990 | 1993 | 1996 | 1996 | 1993 | 1990 | 1992
|
| MIN | .40 | 1.16 | .98 | 3.14 | 10.9 | 7.56 | 9.33 | 3.36 | .76 | .44 | .19 | .11
|
| (WY) | 1995 | 1997 | 1990 | 1994 | 1995 | 1996 | 1994 | 1994 | 1992 | 1991 | 1991 | 1994
|
| SUMMARY STATISTICS | FOR 1998 CALENDAR YEAR | FOR 1999 WATER YEAR | WATER YEARS 1990 - 1999 |
|---|
| ANNUAL TOTAL | 6337.10 | | 6866.46 | | |
|
| ANNUAL MEAN | 17.4 | | 18.8 | | 16.0 |
|
| HIGHEST ANNUAL MEAN | | | | | 27.6 | 1993
|
| LOWEST ANNUAL MEAN | | | | | 9.47 | 1994
|
| HIGHEST DAILY MEAN | 135 | Apr 16 | 175 | Apr 23 | 284 | May 21 1996
|
| LOWEST DAILY MEAN | .00 | Jul 31-Aug 3 | .79 | Sep 20 | .00 | A
|
| ANNUAL SEVEN-DAY MINIMUM | .03 | Jul 28 | .91 | Sep 14 | .00 | Sep 10 1994
|
| INSTANTANEOUS PEAK FLOW | | | 187 | Apr 23 | 312 B | Jul 18 1993
|
| INSTANTANEOUS PEAK STAGE | | | 4.76 | Apr 23 | 6.42 | Jul 18 1993
|
| INSTANTANEOUS LOW FLOW | | | .62 | Aug 2 | |
|
| ANNUAL RUNOFF (CFSM) | 1.02 | | 1.11 | | .94 |
|
| ANNUAL RUNOFF (INCHES) | 13.87 | | 15.03 | | 12.78 |
|
| 10 PERCENT EXCEEDS | 46 | | 50 | | 40 |
|
| 50 PERCENT EXCEEDS | 9.6 | | 7.4 | | 6.8 |
|
| 90 PERCENT EXCEEDS | .70 | | 1.2 | | .51 |
|
A - No flow at times in 1991, 1994 and 1998.
B - From rating curve extended above 120 ft3/s on basis of slope-area measurement of peak flow.