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.--June 1941 to current year (gage heights only).

REVISED RECORDS.--WDR IL-75-1: Drainage area.

GAGE.--Water-stage recorder. 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). Gage-height telemeter at station.

EXTREMES FOR PERIOD OF RECORD.--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, 4.45 ft, July 1; minimum, 1.33 ft, Mar. 13.
GAGE HEIGHT, FEET, WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
 
1 4.03 4.09 2.48 2.41 1.76 1.88 3.25 3.91 4.00 4.42 3.99 4.13
2 3.91 4.01 2.36 2.32 1.83 1.82 3.25 3.89 4.08 4.34 3.97 4.13
3 3.93 4.00 2.35 2.43 2.03 1.92 3.45 3.91 4.11 4.28 3.98 4.12
4 3.94 3.95 2.27 2.73 2.17 2.02 3.47 3.85 4.11 4.33 3.97 4.10
5 3.87 3.93 2.28 2.55 2.19 2.06 3.40 3.75 4.13 4.25 4.01 4.05
 
6 3.97 3.92 2.24 2.33 2.18 2.07 3.62 3.85 4.07 4.18 3.93 4.05
7 3.98 3.83 2.25 2.21 2.19 2.11 3.76 3.96 4.06 4.17 3.92 4.12
8 3.93 3.74 2.25 2.58 2.19 2.36 3.81 3.93 4.05 4.06 3.91 4.12
9 3.90 3.67 2.32 2.37 2.18 2.51 3.91 3.95 4.07 3.98 3.91 4.09
10 4.01 3.63 2.43 1.80 2.18 1.99 3.88 4.03 4.06 4.02 3.89 4.03
 
11 3.98 3.50 2.33 1.87 2.18 2.05 3.93 4.02 4.06 3.99 3.90 4.00
12 3.91 3.47 2.19 1.79 1.98 1.85 3.87 3.94 4.06 3.97 3.91 4.02
13 3.84 3.50 2.13 1.57 1.73 1.55 3.93 3.95 4.20 4.02 3.93 4.01
14 3.98 3.49 2.30 1.75 1.92 1.75 3.98 3.91 4.25 4.01 3.93 4.04
15 4.03 3.51 2.27 2.52 2.01 1.85 4.05 3.87 4.20 3.97 4.01 4.21
 
16 4.05 3.37 2.38 2.59 2.35 1.84 4.19 3.89 4.15 4.06 4.00 4.22
17 4.03 3.31 2.47 2.60 2.59 1.87 4.10 3.91 4.09 4.06 4.01 4.19
18 4.00 3.24 2.44 2.44 2.61 1.97 4.16 3.83 4.09 4.05 4.10 4.16
19 3.99 3.20 2.52 2.44 2.55 2.07 4.20 3.99 4.07 4.03 4.07 4.12
20 4.03 3.14 2.56 2.45 2.58 2.52 4.18 4.04 4.13 4.05 4.04 4.07
 
21 4.03 3.10 2.58 2.43 2.54 2.49 4.24 4.11 4.17 4.01 4.08 4.08
22 4.02 2.91 2.61 2.40 2.50 2.44 4.22 4.16 4.18 4.10 4.07 4.05
23 4.02 2.85 2.56 2.30 2.46 2.64 4.19 4.13 4.18 4.12 3.96 4.01
24 4.08 2.75 2.66 2.25 2.37 2.86 4.19 4.07 4.08 4.12 4.07 3.99
25 4.15 2.65 2.61 2.16 2.36 2.97 4.13 4.05 4.00 4.12 4.16 3.99
 
26 4.25 2.64 2.52 2.14 2.31 2.73 4.16 4.06 4.28 4.10 4.18 3.83
27 4.12 2.53 2.55 2.07 2.03 2.96 4.06 4.09 4.28 4.07 4.19 4.00
28 4.02 2.59 2.51 1.99 1.96 3.29 3.93 4.04 4.31 4.04 4.20 4.01
29 4.12 2.58 2.59 1.96 --- 3.29 3.79 4.05 4.33 4.08 4.19 3.98
30 4.05 2.61 2.56 1.89 --- 3.29 3.79 4.02 4.41 4.07 4.20 4.00
 
31 4.08 --- 2.52 1.77 --- 3.56 --- 3.94 --- 4.06 4.19 ---

MEAN 4.01 3.32 2.42 2.23 2.21 2.34 3.90 3.97 4.14 4.10 4.03 4.06
MAX 4.25 4.09 2.66 2.73 2.61 3.56 4.24 4.16 4.41 4.42 4.20 4.22
MIN 3.84 2.53 2.13 1.57 1.73 1.55 3.25 3.75 4.00 3.97 3.89 3.83

WTR YR 1998 MEAN 3.40 MAX 4.42 MIN 1.55


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data