Station list     Available data
ROCK RIVER BASIN


05437641       ROCK RIVER AT AUBURN STREET AT ROCKFORD, IL

 

LOCATION.-- Lat 42°17'19", long 89°03'55", (NAD 1927) in SW1/4SW1/4 sec.13, T.44 N., R.1 E., Winnebago County, Hydrologic Unit 07090005, at bridge on Auburn St., 700 ft. downstream from Spring Creek, 2.25 mi upstream of Rockford dam, and at mile 139.0.
 

DRAINAGE AREA.-- 6,528 mi2.
 

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE
 

STAGE: August 2002 to current year.
 

GAGE.-- Water-stage recorder and phone telemeter. Datum of gage is 700.00 ft above NGVD of 1929.
 

REMARKS.--Stages regulated by power plant 17 mi. upstream of gage.
 

EXTREMES FOR PERIOD OF RECORD.--

STAGE: Maximum gage height, 4.84 ft, June 12, 2004; minimum, 1.65 ft, January 7, 2004.
 

EXTREMES FOR CURRENT YEAR.-- Maximum gage height, 4.84 ft, June 12; minimum, 1.65 ft, January 7.
Gage height, feet, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
 
1 2.03 2.39 2.92 2.76 1.98 3.15 3.27 2.97 4.51 3.60 3.08 2.96
2 2.10 2.52 2.87 2.77 1.97 2.96 3.21 2.95 4.52 3.54 3.10 2.92
3 2.11 2.66 2.85 2.66 1.98 2.93 3.18 2.95 4.55 3.48 3.04 2.88
4 2.08 2.94 2.89 2.55 1.94 2.92 3.14 2.95 4.75 3.67 3.08 2.82
5 2.06 3.04 2.88 2.54 1.91 3.10 3.13 2.94 4.75 3.86 3.05 2.77
 
6 2.07 3.03 2.88 1.99 2.00 3.16 3.10 2.97 4.63 3.82 3.10 2.75
7 2.10 3.02 2.86 1.83 2.18 3.16 3.08 2.95 4.50 3.77 3.08 2.67
8 2.11 3.04 2.84 2.23 2.12 3.19 3.07 2.94 4.35 3.72 3.07 2.73
9 2.13 3.02 2.81 2.34 2.16 3.16 3.08 2.90 4.19 3.63 3.06 2.59
10 2.10 2.94 3.05 2.38 2.17 3.16 3.06 2.95 4.12 3.60 3.02 2.53
 
11 2.11 2.94 3.10 2.41 2.16 3.11 3.05 3.03 4.11 3.55 3.10 2.54
12 2.11 2.94 3.07 2.43 2.14 3.08 3.04 3.06 4.54 3.50 3.07 2.52
13 2.04 2.83 2.89 2.38 2.07 3.06 3.04 2.99 4.29 3.47 3.02 2.55
14 2.17 2.91 2.86 2.38 2.07 3.08 3.06 3.01 4.19 3.43 3.04 2.59
15 2.25 2.87 2.84 2.29 2.00 3.05 3.07 3.06 4.13 3.40 2.92 2.60
 
16 2.25 2.86 2.99 2.35 1.99 3.07 3.08 3.05 4.11 3.38 2.93 2.57
17 2.27 2.83 3.01 2.37 2.04 3.08 3.03 3.03 4.14 3.35 2.94 2.62
18 2.32 2.84 2.93 2.29 2.03 3.06 3.02 3.02 4.26 3.36 2.93 2.63
19 2.30 2.91 2.90 2.09 2.04 3.05 2.99 3.05 4.18 3.36 2.93 2.61
20 2.30 2.91 2.78 2.07 2.09 3.11 2.97 3.09 4.11 3.31 2.92 2.58
 
21 2.26 2.89 2.96 2.16 2.14 3.08 3.00 3.10 4.12 3.27 2.77 2.54
22 2.21 2.93 2.98 2.02 2.22 3.06 2.98 3.21 4.17 3.25 2.77 2.43
23 2.24 2.93 2.79 2.00 2.47 3.03 3.08 3.62 4.14 3.20 2.71 2.41
24 2.25 2.87 2.71 2.07 2.77 3.12 3.03 3.78 4.04 3.21 2.70 2.39
25 2.29 2.75 2.60 2.09 2.88 3.13 3.04 3.88 3.98 3.23 2.60 2.32
 
26 2.30 2.88 2.57 2.12 2.90 3.15 3.02 3.91 3.87 3.14 2.73 2.37
27 2.24 3.01 2.60 2.14 2.94 3.19 3.01 4.16 3.74 3.15 2.84 2.44
28 2.33 2.96 2.69 2.02 2.97 3.20 2.99 4.27 3.69 3.12 2.93 2.42
29 2.48 2.94 2.70 1.97 3.07 3.25 3.03 4.19 3.70 3.10 2.96 2.44
30 2.46 2.95 2.79 1.91 --- 3.20 2.96 4.21 3.72 3.08 2.94 2.43
 
31 2.47 --- 2.81 1.90 --- 3.26 --- 4.30 --- 3.08 2.98 ---

MEAN 2.21 2.88 2.85 2.24 2.26 3.11 3.06 3.31 4.20 3.41 2.95 2.59
MAX 2.48 3.04 3.10 2.77 3.07 3.26 3.27 4.30 4.75 3.86 3.10 2.96
MIN 2.03 2.39 2.57 1.83 1.91 2.92 2.96 2.90 3.69 3.08 2.60 2.32

CAL YR 2003 MEAN 2.50 MAX 3.10 MIN 1.88
WTR YR 2004 MEAN 2.92 MAX 4.75 MIN 1.83


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data