Station list     Available data
ILLINOIS RIVER BASIN


05548280       NIPPERSINK CREEK NEAR SPRING GROVE, IL



LOCATION.-- Lat 42°26'36", long 88°14'51", in NE1/4NW1/4 sec.25, T.46 N., R.8 E., McHenry County, Hydrologic Unit 07120006, on right bank at upstream side of bridge on Winn Road, 0.6 mi west of Spring Grove, and at mile 7.4.

DRAINAGE AREA.-- 192 mi2.

PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE
 

DISCHARGE: August 1966 to current year.
 

STAGE: Water years 1994-2001.
SURFACE-WATER QUALITY
 

CHEMICAL: Water years 1976-91.
 

SEDIMENT: Dec. 1997 to May 1999.
PRECIPITATION: October 1999 to current year.

REVISED RECORDS.-- WSP 2115: 1969-70(M). WDR IL-75-1: Drainage area. WDR IL-85-2: 1966-67(M), 1971.

GAGE.-- Water stage recorder, phone telemeter, rain gage, and crest-stage gage. Datum of gage is 746.00 ft above sea level.

REMARKS.-- Suspended-sediment samples were collected twice weekly with more frequent samples collected during high runoff periods. Collection, computation, and publication of precipitation data do not necessarily conform to standards used by the National Weather Service. Precipitation data could be subject to error for days with freezing and/or thawing of precipitation.

EXTREMES FOR PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 2,910 ft3/s, Sept. 26, 1986, gage height, 14.26 ft; minimum discharge, 6.6 ft3/s, Aug. 7, 1988.
SUSPENDED-SEDIMENT CONCENTRATION: Maximum daily, 244 mg/L, May 17, 1999; minimum daily, 8 mg/L, Nov. 24, 1998.
SUSPENDED-SEDIMENT LOAD: Maximum daily, 247 tons, May 17, 1999; minimum daily, 1.9 tons, Nov. 24, 1998.
PRECIPITATION: Maximum daily total, 2.82 in., June 12, 2000.

EXTREMES OUTSIDE PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Flood in April 1960 reached a stage of 13.7 ft, from information by local resident, and flood in July 1938 reached a stage of about 4 to 6 ft higher than that in April 1960.

EXTREMES FOR CURRENT YEAR.-- Maximum daily total, 2.09 in., January 30.

PRECIPITATION, TOTAL, INCHES, WATER YEAR OCTOBER 2000 TO SEPTEMBER 2001
DAILY SUM VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
1 .00 .00 .09 .00 .00 .00 .00 .03 .27 .00 .13 .00
2 .00 .15 .00 .01 .00 .00 .00 .00 .02 .00 .54 .00
3 .74 .00 .00 .00 .00 .01 .00 .00 .00 .00 .00 .53
4 .06 .00 .00 .00 .06 .00 .00 .00 .00 .00 .00 .01
5 .27 .00 .00 .02 .00 .00 .31 .00 .69 .00 .00 .00
6 .00 1.33 .00 .01 .00 .00 .00 .12 .01 .00 .00 .28
7 .06 .01 .00 .02 .05 .00 .00 .24 .00 .71 .00 .60
8 .00 .02 .00 .01 .24 .00 .00 .00 .00 .00 .00 .00
9 .00 .97 .00 .01 .01 .00 .20 .00 .00 .00 .49 .51
10 .00 .00 .00 .01 .00 .13 .00 .85 .00 .00 .00 .01
11 .00 .00 .00 .11 .00 .01 .84 .19 .25 .00 .00 .00
12 .00 .00 .00 .00 .01 .15 .00 .00 .16 .00 .00 .00
13 .00 .03 .00 .00 .00 .00 .00 .00 .00 .00 .00 .03
14 .00 .00 .00 .41 .02 .04 .04 .09 .01 .00 .00 .00
15 .09 .00 .00 .24 .01 .28 .01 .00 .21 .00 .29 .00
16 .00 .01 .01 .00 .00 .02 .00 .00 .00 .00 1.39 .00
17 .00 .00 .00 .00 .00 .01 .01 .00 .03 .78 .00 .06
18 .00 .00 .00 .00 .00 .00 .00 .00 .11 .00 .06 .29
19 .00 .01 .00 .00 .00 .00 .00 .00 .00 .00 .10 .63
20 .00 .00 .00 .00 .00 .00 .40 .01 .00 .00 .00 .37
21 .00 .00 .00 .00 .00 .00 .29 .56 .04 .00 .41 .05
22 .00 .00 .00 .00 .00 .01 .56 .01 .00 .35 .64 .00
23 .10 .00 .00 .01 .00 .00 .00 .31 .00 .21 .01 .46
24 .01 .00 .00 .00 .79 .00 .00 .15 .00 .00 .00 .00
25 .00 .01 .00 .00 .01 .00 .00 .00 .00 .02 .34 .00
26 .11 .00 .00 .00 .00 .00 .00 .50 .00 .00 .01 .00
27 .00 .00 .00 .00 .00 .00 --- .02 .00 .00 .00 .00
28 .00 .00 .00 .00 .00 .00 --- .00 .00 .00 .00 .00
29 .00 .12 .00 .88 --- .00 --- .00 .00 .00 .00 .00
30 .00 .00 .00 2.09 --- .00 --- .00 .00 .00 .00 .00
31 .00 --- .00 .23 --- .17 --- .50 --- .00 .00 ---

TOTAL 1.44 2.66 0.10 4.06 1.20 0.83 --- 3.58 1.80 2.07 4.41 3.83
MEAN .05 .09 .00 .13 .04 .03 --- .12 .06 .07 .14 .13
MAX .74 1.33 .09 2.09 .79 .28 --- .85 .69 .78 1.39 .63



Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data