Station list
Available data
ILLINOIS RIVER BASIN
05530990 SALT CREEK AT ROLLING MEADOWS, IL
LOCATION.--Lat 42°03'37", long 88°00'59", in SW1/4NW1/4 sec.8, T.41 N., R.11 E., Cook County, Hydrologic Unit 07120004,
on left bank at upstream side of bridge on Algonquin Road in Rolling Meadows, 0.25 mi downstream from Arlington Heights
Branch Salt Creek, and at mile 35.6.
DRAINAGE AREA.--30.5 mi2.
PERIOD OF RECORD.--October 1973 to current year. August 1950 to September 1971, October 1971 to September 1972 (annual
maximum discharge and gage height only), October 1972 to September 1973 at site 0.9 mi downstream, published as Salt Creek
near Arlington Heights. Records may not be equivalent.
REVISED RECORDS.--WDR IL-75-1: Drainage area. WDR IL-93-2: 1992.
GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 686.40 ft above sea level (Cook County Highway Department
bench mark).
REMARKS.--Records fair 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 | e.55 | e9.0 | 10 | 8.3 | 57 | 28 | 127 | 19 | 11 | e20 | e.70 | e.55
|
| 2 | e.55 | e7.4 | 8.1 | 27 | 102 | 22 | 89 | 15 | 17 | e11 | e.80 | e.70
|
| 3 | e.55 | e9.0 | 11 | 96 | 70 | 22 | 63 | 12 | 16 | e20 | e.90 | e.74
|
| 4 | e.99 | e11 | 9.8 | 172 | 51 | 26 | 47 | 10 | 16 | e35 | e3.7 | e.74
|
| 5 | e.75 | 2.1 | 7.6 | 166 | 39 | 23 | 33 | 18 | 36 | e25 | e35 | e.74
|
|
|
| 6 | e.62 | 8.4 | 6.3 | 143 | 32 | 22 | 28 | 32 | 33 | e18 | e50 | e.78
|
| 7 | e.64 | 4.4 | 5.5 | 148 | 29 | 21 | 44 | 396 | 33 | e29 | e42 | e115
|
| 8 | e.64 | 3.3 | 5.2 | 105 | 27 | 111 | 236 | 386 | 66 | e20 | e48 | e50
|
| 9 | e2.8 | 2.9 | 6.0 | 102 | 24 | 125 | 190 | 115 | 99 | e15 | e36 | e25
|
| 10 | e1.9 | 3.4 | 24 | 69 | 21 | 77 | 86 | 66 | 82 | e11 | e44 | e16
|
|
|
| 11 | e1.3 | 3.3 | 29 | 55 | 89 | 67 | 58 | 53 | 134 | e8.0 | e35 | e10
|
| 12 | e1.2 | 6.4 | 17 | 41 | 109 | 46 | 43 | 30 | 95 | e6.0 | e28 | e7.0
|
| 13 | e31 | 3.7 | 11 | e30 | 64 | 39 | 35 | 41 | 120 | e4.5 | e15 | e5.2
|
| 14 | e28 | 3.3 | 9.4 | e20 | 46 | 35 | 41 | 20 | 29 | e3.7 | e9.0 | e5.0
|
| 15 | e20 | 11 | 9.1 | e21 | 37 | 31 | 45 | 22 | 4.0 | e3.1 | e8.0 | e39
|
|
|
| 16 | e15 | 10 | 10 | e19 | 51 | 31 | 163 | 12 | 1.5 | e2.5 | e6.0 | e28
|
| 17 | e12 | 7.5 | 11 | e18 | 97 | 76 | 86 | 5.5 | .94 | e2.0 | e5.2 | e18
|
| 18 | e10 | 6.9 | 11 | e16 | 97 | 298 | 54 | 13 | e62 | e10 | e4.5 | e13
|
| 19 | e9.0 | 7.2 | 12 | e15 | 61 | 182 | 39 | 4.0 | e66 | e23 | e3.8 | e8.8
|
| 20 | e7.8 | 8.0 | 11 | 14 | 47 | 90 | 55 | 2.7 | e40 | e15 | e3.5 | e7.2
|
|
|
| 21 | e6.4 | 13 | 9.7 | 14 | 37 | 69 | 127 | 2.8 | e30 | e10 | e3.0 | e8.8
|
| 22 | e7.4 | 14 | 10 | 15 | 30 | 58 | 77 | 3.0 | e20 | e1.1 | e45 | e70
|
| 23 | e9.0 | 14 | 10 | 18 | 26 | 45 | 51 | 2.8 | e15 | e1.1 | e33 | e5.6
|
| 24 | e32 | 12 | 12 | 17 | 28 | 29 | 34 | 10 | e9.0 | e1.0 | e56 | e5.2
|
| 25 | e35 | 11 | 37 | 16 | 24 | 25 | 24 | 3.3 | e7.4 | e.92 | e77 | e4.8
|
|
|
| 26 | e70 | 12 | 28 | 17 | 22 | 27 | 47 | 3.4 | e55 | e.86 | e12 | e4.0
|
| 27 | e92 | 29 | 17 | 19 | 31 | 20 | 34 | 3.9 | e17 | e.79 | e.64 | e3.8
|
| 28 | e35 | 12 | 12 | e21 | 31 | 23 | 23 | 8.0 | e66 | e.70 | e.83 | e3.6
|
| 29 | e20 | 17 | 12 | e25 | --- | 17 | 27 | 17 | e45 | e.69 | e.66 | e3.3
|
| 30 | e10 | 18 | 11 | e30 | --- | 15 | 27 | 11 | e30 | e.68 | e.56 | e4.5
|
|
|
| 31 | e9.0 | --- | 8.4 | 36 | --- | 117 | --- | 11 | --- | e.66 | e.55 | ---
|
| TOTAL | 471.09 | 280.2 | 391.1 | 1513.3 | 1379 | 1817 | 2033 | 1348.4 | 1255.84 | 300.30 | 608.34 | 465.05
|
| MEAN | 15.2 | 9.34 | 12.6 | 48.8 | 49.3 | 58.6 | 67.8 | 43.5 | 41.9 | 9.69 | 19.6 | 15.5
|
| MAX | 92 | 29 | 37 | 172 | 109 | 298 | 236 | 396 | 134 | 35 | 77 | 115
|
| MIN | .55 | 2.1 | 5.2 | 8.3 | 21 | 15 | 23 | 2.7 | .94 | .66 | .55 | .55
|
| CFSM | .50 | .31 | .41 | 1.60 | 1.61 | 1.92 | 2.22 | 1.43 | 1.37 | .32 | .64 | .51
|
| IN. | .57 | .34 | .48 | 1.85 | 1.68 | 2.22 | 2.48 | 1.64 | 1.53 | .37 | .74 | .57
|
e Estimated
| STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1974 - 1998, BY WATER YEAR (WY)
|
|---|
| MEAN | 15.2 | 30.4 | 29.8 | 24.2 | 33.8 | 53.4 | 57.8 | 43.2 | 26.5 | 19.3 | 27.6 | 17.6
|
| MAX | 49.5 | 120 | 107 | 79.4 | 113 | 202 | 136 | 148 | 87.6 | 83.6 | 136 | 58.9
|
| (WY) | 1987 | 1986 | 1983 | 1974 | 1997 | 1979 | 1983 | 1996 | 1996 | 1993 | 1987 | 1986
|
| MIN | 2.42 | 2.32 | .62 | .13 | 2.43 | 13.1 | 9.73 | 7.33 | 3.15 | 3.00 | 2.56 | 1.63
|
| (WY) | 1980 | 1977 | 1977 | 1977 | 1978 | 1996 | 1989 | 1977 | 1988 | 1979 | 1986 | 1974
|
| SUMMARY STATISTICS | FOR 1997 CALENDAR YEAR | FOR 1998 WATER YEAR | WATER YEARS 1974 - 1998 |
|---|
| ANNUAL TOTAL | 10825.20 | | 11862.62 | | |
|
| ANNUAL MEAN | 29.7 | | 32.5 | | 31.5 |
|
| HIGHEST ANNUAL MEAN | | | | | 52.1 | 1993
|
| LOWEST ANNUAL MEAN | | | | | 9.25 | 1977
|
| HIGHEST DAILY MEAN | 1090 | Feb 21 | 396 | May 7 | 1180 | Aug 14 1987
|
| LOWEST DAILY MEAN | .55 | Oct 1-3 A | .55 | B | .00 | C
|
| ANNUAL SEVEN-DAY MINIMUM | .66 | Oct 1 | .64 | Aug 27 | .00 | Jan 12 1977
|
| INSTANTANEOUS PEAK FLOW | | | 668 | May 7 | 1650 | Aug 14 1987
|
| INSTANTANEOUS PEAK STAGE | | | 7.03 | May 7 | 14.03 | Aug 14 1987
|
| INSTANTANEOUS LOW FLOW | | | .64 D | Jun 17 | |
|
| ANNUAL RUNOFF (CFSM) | .97 | | 1.07 | | 1.03 |
|
| ANNUAL RUNOFF (INCHES) | 13.20 | | 14.47 | | 14.05 |
|
| 10 PERCENT EXCEEDS | 64 | | 79 | | 73 |
|
| 50 PERCENT EXCEEDS | 13 | | 17 | | 13 |
|
| 90 PERCENT EXCEEDS | 1.9 | | 1.7 | | 1.8 |
|
A - Estimated, but may have been less during period of estimated discharges Sept. 6 - Nov. 4.
B - Oct. 1-3, Aug. 31 and Sept. 1, estimated, but may have been less during periods of estimated discharges Oct. 1 - Nov. 4 and
June 18 - Sept. 30.
C - Jan. 12 to Feb. 8, 1977, result of freeze up; and Aug. 20, 25, 1986.
D - May have been less during periods of estimated discharges, Oct. 1 - Nov. 4 and June 18 - Sept. 30.