Station list     Available data
ILLINOIS RIVER BASIN


05549500       FOX RIVER NEAR MCHENRY, IL



LOCATION.-- Lat 42°18'35", 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, 4.91 ft, June 17; minimum, 1.76 ft, Dec. 29.
GAGE HEIGHT, FEET, WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
 
1 4.07 3.89 2.24 2.08 2.56 2.96 4.07 4.12 4.19 4.08 4.10 3.84
2 4.10 3.96 2.29 2.08 2.52 2.96 4.07 4.17 4.19 4.16 4.12 3.83
3 4.09 3.90 2.26 2.28 2.52 2.84 4.05 4.17 4.30 4.38 4.12 3.81
4 4.04 3.80 2.47 2.29 2.56 2.82 4.08 4.08 4.42 4.45 4.07 3.91
5 3.90 3.78 2.72 2.25 2.51 2.77 3.96 4.13 4.54 4.43 4.06 3.93
 
6 4.07 3.83 2.60 2.23 2.51 2.74 3.96 4.08 4.46 4.25 4.12 3.93
7 4.03 3.80 2.49 2.32 2.52 2.78 4.21 4.14 4.36 4.21 4.14 3.92
8 3.99 3.73 2.48 2.21 2.35 2.90 4.12 4.06 4.26 4.21 4.12 4.01
9 4.08 3.55 2.51 2.39 2.41 3.06 4.05 4.22 4.14 4.19 4.18 3.93
10 4.06 3.70 2.53 2.31 2.52 3.34 4.13 4.09 4.08 4.28 4.17 3.92
 
11 4.07 3.68 2.46 2.40 2.55 3.43 4.14 4.07 4.20 4.21 4.19 4.01
12 3.95 3.52 2.46 2.64 2.49 3.41 4.15 4.16 4.37 4.22 4.14 4.20
13 4.06 3.44 2.43 2.64 2.59 3.44 4.11 4.14 4.45 4.20 4.09 4.20
14 4.00 3.51 2.43 2.59 2.57 3.45 4.08 4.19 4.69 4.14 4.13 4.31
15 3.92 3.43 2.34 2.59 2.45 3.59 4.19 4.19 4.83 4.11 4.17 4.32
 
16 4.01 3.39 2.30 2.72 2.56 3.79 4.26 4.14 4.86 4.21 4.19 4.28
17 4.03 3.25 2.41 2.70 2.54 3.76 4.24 4.10 4.86 4.15 4.22 4.26
18 4.02 3.05 2.29 2.70 2.68 3.77 4.12 4.24 4.72 4.11 4.25 4.28
19 3.96 2.93 2.30 2.74 2.60 3.92 4.13 4.25 4.54 4.04 4.25 4.24
20 3.98 3.03 2.21 2.70 2.60 3.96 4.16 4.29 4.34 3.99 4.25 4.21
 
21 3.91 2.93 2.16 2.65 2.58 3.96 4.16 4.50 4.15 4.04 4.24 4.13
22 4.00 2.83 2.20 2.65 2.58 3.97 4.20 4.65 3.99 4.10 4.23 4.16
23 4.02 2.62 2.18 2.64 2.75 4.02 4.36 4.72 3.90 4.07 4.25 ---
24 3.93 2.58 2.16 2.64 2.87 4.01 4.45 4.69 3.81 4.07 4.23 ---
25 3.80 2.64 2.05 2.63 2.61 3.96 4.45 4.64 3.86 4.04 4.20 ---
 
26 3.92 2.51 2.03 2.62 2.49 3.99 4.38 4.58 3.96 3.99 4.24 4.31
27 3.91 2.48 2.07 2.60 2.81 4.03 4.31 4.53 4.00 4.04 4.23 4.33
28 3.90 2.43 1.95 2.59 3.01 4.12 4.29 4.48 4.04 4.06 4.19 4.27
29 3.90 2.41 1.92 2.58 2.89 4.09 4.30 4.40 4.09 4.10 4.13 4.16
30 3.81 2.39 2.07 2.59 --- 4.08 4.13 4.32 4.09 4.06 4.02 4.18
 
31 3.94 --- 2.07 2.55 --- 4.05 --- 4.29 --- 4.09 3.88 ---

MEAN 3.98 3.23 2.29 2.50 2.59 3.55 4.18 4.28 4.29 4.15 4.16 ---
MAX 4.10 3.96 2.72 2.74 3.01 4.12 4.45 4.72 4.86 4.45 4.25 ---
MIN 3.80 2.39 1.92 2.08 2.35 2.74 3.96 4.06 3.81 3.99 3.88 ---

CAL YR 1999 MEAN 3.48 MAX 4.77 MIN 1.43


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data