Station list
05540091 SPRING BROOK AT FOREST PRESERVE NEAR WARRENVILLE, IL
LOCATION.--Lat 41°50'07", long 88°10'56", in SW¼SW¼ sec.26, T.39 N., R.9 E., Du Page County, Hydrologic Unit 07120004,
on right bank on upstream side of footbridge in Roy C. Blackwell Forest Preserve, 0.7 mi upstream from the confluence with the
West Branch Du Page River and 1 mi northwest of Warrenville.
DRAINAGE AREA.--6.83 mi2.
PERIOD OF RECORD.--October 1991 to current year.
GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 690.15 ft above sea level.
REMARKS.--Records good except those for estimated daily discharges, which are poor. Effluent from sewage-treatment plant 3 mi
upstream averaged about 4 ft3/s per day.
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 | 7.6 | e7.7 | e9.8 | e7.2 | 21 | 14 | 43 | 17 | 8.3 | 8.5 | 6.3 | e8.4
|
| 2 | e5.8 | e7.4 | e8.8 | 9.4 | 34 | 15 | 35 | 16 | 7.0 | 7.6 | 6.0 | e7.0
|
| 3 | e6.2 | e7.3 | e8.0 | 19 | 28 | 14 | 29 | 15 | 7.0 | 13 | 6.0 | e7.0
|
| 4 | e7.4 | e7.2 | e7.8 | 36 | 23 | 16 | 26 | 15 | 7.8 | 64 | 25 | e6.6
|
| 5 | e7.0 | e7.0 | e7.5 | 36 | 21 | 16 | 25 | 15 | 7.7 | 17 | 23 | e6.3
|
| |
| 6 | e6.5 | e9.5 | e7.0 | 34 | 18 | 16 | 24 | 18 | 7.9 | 17 | 18 | e45 |
| 7 | e6.6 | e10 | e6.8 | 33 | 17 | 18 | 24 | 115 | 8.6 | 18 | 15 | e88 |
| 8 | e7.6 | e8.0 | e6.6 | 31 | 16 | 32 | 57 | 95 | 7.6 | 16 | 16 | e35 |
| 9 | e7.3 | e7.8 | e6.5 | 32 | 16 | 48 | 42 | 41 | 23 | 13 | 11 | e15 |
| 10 | e6.6 | e7.4 | e6.3 | 28 | 15 | 34 | 33 | 30 | 18 | 11 | 9.6 | e11 |
| |
| 11 | e5.8 | e6.4 | e9.0 | 25 | 35 | 29 | 29 | 22 | 41 | 10 | 8.7 | e9.0
|
| 12 | e6.0 | e6.8 | e11 | 23 | 31 | 25 | 26 | 19 | 24 | 9.6 | 8.4 | e8.7
|
| 13 | e12 | e7.2 | e9.0 | 20 | 25 | 23 | 27 | 19 | 15 | 8.2 | 8.0 | e15 |
| 14 | e12 | e6.5 | e8.4 | 17 | 21 | 22 | 28 | 18 | 12 | 6.9 | 7.8 | e25 |
| 15 | e8.0 | e7.8 | e8.0 | 15 | 19 | 21 | 26 | 17 | 12 | 6.9 | e8.0 | e22 |
| |
| 16 | e7.0 | e8.2 | e7.6 | 14 | 20 | 22 | 58 | 19 | 10 | 7.9 | e8.0 | e9.0
|
| 17 | e6.6 | e8.8 | e7.4 | 14 | 25 | 36 | 31 | 15 | 9.3 | 8.3 | e8.0 | e9.3
|
| 18 | e6.4 | e7.4 | e7.2 | 15 | 25 | 89 | 29 | 13 | 8.3 | 7.7 | e7.7 | e9.6
|
| 19 | e6.3 | e6.9 | e7.0 | 14 | 21 | 63 | 27 | 11 | 18 | 9.5 | e7.0 | e8.6
|
| 20 | e6.2 | e6.9 | e6.8 | 14 | 19 | 44 | 31 | 9.2 | 10 | 9.5 | e6.9 | e9.2
|
| |
| 21 | e6.0 | e6.8 | e6.6 | 13 | 17 | 34 | 36 | 9.5 | 8.6 | 7.7 | e7.0 | e8.5
|
| 22 | e6.0 | e6.0 | e7.0 | 12 | 16 | 36 | 28 | 9.1 | 7.9 | 8.3 | e7.3 | e8.2
|
| 23 | e6.2 | e5.9 | e7.4 | 12 | 16 | 28 | 25 | 10 | 6.6 | 9.5 | e12 | e8.5
|
| 24 | e6.8 | e5.9 | e8.0 | 12 | 15 | 24 | 22 | 20 | 6.3 | 9.3 | e35 | e8.8
|
| 25 | e8.0 | e5.6 | e8.8 | 12 | 14 | 22 | 23 | 13 | 5.9 | 7.9 | e70 | e8.2
|
| |
| 26 | e15 | e6.2 | e12 | 12 | 13 | 20 | 26 | 11 | 20 | 7.9 | e16 | 7.8
|
| 27 | e37 | e8.0 | e10 | 12 | 14 | 19 | 25 | 9.0 | 8.6 | 7.5 | e27 | 9.1
|
| 28 | e22 | e11 | e9.5 | 12 | 14 | 22 | 21 | 8.9 | 9.0 | 7.8 | e21 | 17 |
| 29 | e14 | e12 | e8.6 | 15 | --- | 20 | 23 | 11 | 7.7 | 7.0 | e17 | 24 |
| 30 | e10 | e11 | e8.4 | 16 | --- | 19 | 19 | 8.9 | 8.8 | 6.5 | e12 | 27 |
| |
| 31 | e8.6 | --- | e8.2 | 15 | --- | 42 | --- | 9.0 | --- | 7.0 | e9.8 | --- |
| TOTAL | 284.5 | 230.6 | 251.0 | 579.6 | 569 | 883 | 898 | 658.6 | 351.9 | 356.0 | 448.5 | 481.8
|
| MEAN | 9.18 | 7.69 | 8.10 | 18.7 | 20.3 | 28.5 | 29.9 | 21.2 | 11.7 | 11.5 | 14.5 | 16.1
|
| MAX | 37 | 12 | 12 | 36 | 35 | 89 | 58 | 115 | 41 | 64 | 70 | 88
|
| MIN | 5.8 | 5.6 | 6.3 | 7.2 | 13 | 14 | 19 | 8.9 | 5.9 | 6.5 | 6.0 | 6.3
|
| CFSM | 1.34 | 1.13 | 1.19 | 2.74 | 2.98 | 4.17 | 4.38 | 3.11 | 1.72 | 1.68 | 2.12 | 2.35
|
| IN. | 1.55 | 1.26 | 1.37 | 3.16 | 3.10 | 4.81 | 4.89 | 3.59 | 1.92 | 1.94 | 2.44 | 2.62
|
e Estimated
| STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1992 - 1998, BY WATER YEAR (WY)
|
|---|
| MEAN | 10.0 | 14.6 | 12.2 | 16.7 | 16.2 | 19.3 | 21.5 | 17.1 | 16.9 | 12.4 | 13.1 | 10.7
|
| MAX | 13.7 | 20.9 | 17.9 | 29.5 | 35.4 | 28.5 | 34.4 | 26.7 | 30.2 | 29.6 | 17.4 | 16.1
|
| (WY) | 1992 | 1995 | 1993 | 1993 | 1997 | 1998 | 1993 | 1996 | 1993 | 1996 | 1997 | 1998
|
| MIN | 7.35 | 6.49 | 7.72 | 8.92 | 7.37 | 10.7 | 8.35 | 6.98 | 7.41 | 8.44 | 10.1 | 6.60
|
| (WY) | 1995 | 1994 | 1994 | 1994 | 1996 | 1996 | 1994 | 1994 | 1992 | 1995 | 1992 | 1995
|
| SUMMARY STATISTICS | FOR 1997 CALENDAR YEAR | FOR 1998 WATER YEAR | WATER YEARS 1992 - 1998 |
|---|
| ANNUAL TOTAL | 5487.5 | | 5992.5 | | |
|
| ANNUAL MEAN | 15.0 | | 16.4 | | 15.1 |
|
| HIGHEST ANNUAL MEAN | | | | | 18.8 | 1993
|
| LOWEST ANNUAL MEAN | | | | | 11.3 | 1994
|
| HIGHEST DAILY MEAN | 240 | Feb 21 | 115 | May 7 | 309 | Jul 18 1996
|
| LOWEST DAILY MEAN | 5.4 A | B | 5.6 A | C | 4.1 | D
|
| ANNUAL SEVEN-DAY MINIMUM | 5.9 | Sep 24 | 6.2 | Nov 20 | 4.6 | Nov 5 1993
|
| INSTANTANEOUS PEAK FLOW | | | 179 E | May 7 | 393 | Jul 18 1996
|
| INSTANTANEOUS PEAK STAGE | | | 10.90 F | Sep 7 | 12.60 | Jul 18 1996
|
| INSTANTANEOUS LOW FLOW | | | .39 | Jun 30 | .39 | Jun 30 1998
|
| ANNUAL RUNOFF (CFSM) | 2.20 | | 2.40 | | 2.20 |
|
| ANNUAL RUNOFF (INCHES) | 29.89 | | 32.64 | | 29.94 |
|
| 10 PERCENT EXCEEDS | 26 | | 31 | | 27 |
|
| 50 PERCENT EXCEEDS | 11 | | 12 | | 11 |
|
| 90 PERCENT EXCEEDS | 6.6 | | 6.8 | | 6.3 |
|
A - Estimated.
B - Sept. 29, but may have been less during period of estimated discharges, Sept. 19 - Dec. 31.
C - Nov. 25, but may have been less during period of estimated discharges, Oct. 2 - Jan. 1.
D - July 30, Nov. 11, 1993.
E - Gage height, 10.40 ft.
F - Backwater from beaver dam.