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Available data
ILLINOIS RIVER BASIN
05549500 FOX RIVER NEAR MCHENRY, IL
LOCATION.--
Lat 42°18'36", long 88°15'05", in NW1/4 sec.12, T.44 N., R.8 E.,
McHenry County, Hydrologic Unit 07120006, on right bank of main
channel, 300 ft upstream from Stratton Lock and Dam, 2.5 mi downstream
from McHenry, and at mile 97.8.
DRAINAGE AREA.--
1,250 mi2.
PERIOD OF RECORD.--
STAGE: June 1941 to current year.
REVISED RECORDS.--
WDR IL-75-1: Drainage area.
GAGE.--
Water-stage recorder and phone telemeter. Datum of gage is 733.00 ft above
sea level (levels by Illinois Department of Transportation). Prior to Oct. 1,
1971, at datum 2.07 ft higher.
REMARKS.--
Stage regulated by Stratton Lock and Dam (previously known as McHenry
Dam).
EXTREMES FOR PERIOD OF RECORD.--
STAGE: Maximum gage height, 6.36 ft, present datum, Apr. 5, 1960; minimum,
0.32 ft, present datum, Feb. 6, 1967.
EXTREMES FOR CURRENT YEAR.--
Maximum gage height, 4.50 ft, June 11, 12; minimum, .78 ft, Dec. 12.
GAGE HEIGHT, FEET, WATER YEAR OCTOBER 2000 TO SEPTEMBER 2001
DAILY MEAN VALUES
|
|---|
| DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP
|
|---|
|
|
| 1 | 4.06 | 4.07 | 2.35 | 1.89 | 1.78 | 3.46 | 3.15 | 3.48 | 3.92 | 4.21 | 4.06 | 4.13
|
| 2 | 4.08 | 4.02 | 2.31 | 1.90 | 1.75 | 3.41 | 3.22 | 3.60 | 3.90 | 4.15 | 4.18 | 4.10
|
| 3 | 4.12 | 3.96 | 2.20 | 1.86 | 1.73 | 3.43 | 3.40 | 3.62 | 3.97 | 4.07 | 4.23 | 4.07
|
| 4 | 4.13 | 3.95 | 2.13 | 1.90 | 1.73 | 3.43 | 3.33 | 3.43 | 4.03 | 4.12 | 4.21 | 4.20
|
| 5 | 4.09 | 3.88 | 2.27 | 1.96 | 1.72 | 3.34 | 3.32 | 3.60 | 4.09 | 4.15 | 4.15 | 4.16
|
|
|
| 6 | 4.05 | 3.91 | 2.21 | 2.08 | 1.75 | 3.25 | 3.41 | 3.85 | 4.16 | 4.07 | 4.13 | 4.13
|
| 7 | 4.00 | 3.85 | 2.16 | 2.15 | 1.79 | 3.09 | 2.90 | 3.92 | 4.26 | 4.18 | 4.13 | 4.16
|
| 8 | 3.98 | 3.83 | 2.16 | 2.20 | 1.77 | 2.99 | 3.37 | 3.90 | 4.35 | 4.21 | 4.12 | 4.05
|
| 9 | 3.94 | 3.97 | 2.10 | 2.17 | 1.86 | 2.87 | 3.51 | 4.06 | 4.37 | 4.25 | 4.09 | 4.15
|
| 10 | 3.97 | 3.90 | 2.10 | 2.14 | 1.79 | 2.70 | 3.37 | 4.08 | 4.31 | 4.26 | 4.23 | 4.05
|
|
|
| 11 | 3.99 | 3.95 | 1.87 | 2.16 | 2.08 | 2.69 | 3.19 | 4.21 | 4.39 | 4.22 | 4.20 | 4.04
|
| 12 | 3.95 | 3.83 | 1.03 | 2.22 | 2.69 | 2.58 | 2.82 | 4.16 | 4.34 | 4.19 | 4.16 | 3.96
|
| 13 | 3.92 | 3.66 | 1.41 | 2.29 | 3.16 | 2.47 | 3.56 | 4.14 | 4.18 | 4.16 | 4.22 | 4.03
|
| 14 | 4.00 | 3.53 | 1.69 | 2.37 | 3.22 | 2.46 | 3.77 | 4.14 | 3.89 | 4.11 | 4.15 | 4.07
|
| 15 | 4.10 | 3.38 | 1.85 | 2.38 | 3.29 | 2.56 | 3.86 | 4.13 | 3.93 | 4.07 | 4.12 | 4.06
|
|
|
| 16 | 4.09 | 3.15 | 1.91 | 2.37 | 3.28 | 2.64 | 3.90 | 4.24 | 3.95 | 4.06 | 4.23 | 4.04
|
| 17 | 4.08 | 3.14 | 1.90 | 2.42 | 3.18 | 2.66 | 4.03 | 4.25 | 3.91 | 4.13 | 4.22 | 4.03
|
| 18 | 4.05 | 3.00 | 1.83 | 2.37 | 2.89 | 2.74 | 3.97 | 4.30 | 3.83 | 4.20 | 4.23 | 4.04
|
| 19 | 4.08 | 2.83 | 1.85 | 2.42 | 2.94 | 2.78 | 3.91 | 4.20 | 3.86 | 4.18 | 4.29 | 4.09
|
| 20 | 4.04 | 2.74 | 1.82 | 2.32 | 3.05 | 2.78 | 3.86 | 4.12 | 3.85 | 4.17 | 4.27 | 3.96
|
|
|
| 21 | 4.15 | 2.66 | 1.77 | 2.19 | 2.87 | 2.75 | 3.73 | 4.04 | 3.85 | 4.16 | 4.24 | 4.04
|
| 22 | 4.12 | 2.59 | 1.71 | 2.23 | 2.72 | 2.68 | 4.07 | 3.91 | 4.02 | 4.19 | 4.23 | 4.01
|
| 23 | 4.11 | 2.59 | 1.69 | 2.27 | 2.63 | 2.62 | 3.79 | 3.98 | 4.07 | 4.20 | 4.24 | 4.09
|
| 24 | 4.13 | 2.53 | 1.69 | 2.27 | 2.57 | 2.57 | 4.16 | 4.01 | 4.00 | 4.22 | 4.20 | 4.16
|
| 25 | 4.12 | 2.52 | 1.67 | 2.18 | 2.59 | 2.49 | 4.13 | 3.97 | 4.05 | 4.25 | 4.10 | 4.15
|
|
|
| 26 | 4.09 | 2.54 | 1.67 | 2.11 | 2.87 | 2.40 | 3.95 | 4.01 | 4.16 | 4.20 | 4.12 | 4.13
|
| 27 | 4.17 | 2.42 | 1.68 | 2.09 | 3.16 | 2.45 | 4.10 | 4.07 | 4.20 | 4.16 | 4.06 | 4.13
|
| 28 | 4.19 | 2.38 | 1.74 | 1.87 | 3.25 | 2.57 | 3.96 | 4.07 | 4.19 | 4.10 | 4.13 | 4.08
|
| 29 | 4.13 | 2.37 | 1.84 | 1.91 | --- | 2.72 | 3.79 | 4.12 | 4.16 | 4.11 | 4.10 | 4.01
|
| 30 | 4.11 | 2.34 | 1.89 | 1.93 | --- | 3.00 | 3.60 | 4.04 | 4.14 | 4.12 | 4.07 | 3.90
|
|
|
| 31 | 4.11 | --- | 1.91 | 1.92 | --- | 3.11 | --- | 3.97 | --- | 4.09 | 4.17 | ---
|
| MEAN | 4.07 | 3.25 | 1.88 | 2.15 | 2.50 | 2.83 | 3.64 | 3.99 | 4.08 | 4.16 | 4.17 | 4.07
|
| MAX | 4.19 | 4.07 | 2.35 | 2.42 | 3.29 | 3.46 | 4.16 | 4.30 | 4.39 | 4.26 | 4.29 | 4.20
|
| MIN | 3.92 | 2.34 | 1.03 | 1.86 | 1.72 | 2.40 | 2.82 | 3.43 | 3.83 | 4.06 | 4.06 | 3.90
|
| WTR YR 2001 | MEAN 3.40 | MAX 4.39 | MIN 1.03 |