Station list     Available data
ILLINOIS RIVER BASIN


05540275       SPRING BROOK AT 87TH STREET NEAR NAPERVILLE, IL



LOCATION.-- Lat 41°43'33", long 88°09'49", in SW1/4SW1/4 sec.36, T.38 N., R.9 E., Du Page County, Hydrologic Unit 07120004, on right bank at upstream side of bridge on 87th Street, 3.0 mi south of Naperville, and at mile 2.9.

DRAINAGE AREA.-- 9.90 mi2.

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

DISCHARGE: October 1987 to current year.
 

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

CHEMICAL: October 1987 to current year.

GAGE.-- Water-stage recorder and phone telemeter. Datum of gage is 647.00 ft above sea level.

EXTREMES FOR PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 1,750 ft3/s, July 18, 1996, gage height, 10.77 ft; no flow, Oct. 11, 1988.

REMARKS FOR CURRENT YEAR.-- Water-quality samples were collected through holes in ice during December 2000.
SURFACE-WATER QUALITY
DIS- PH RESIDUE NITRO- NITRO-
AGENCY AGENCY CHARGE, WATER SPE- TOTAL GEN, GEN,AM-
ANA- COL- INST. WHOLE CIFIC AT 105 AMMONIA MONIA +
LYZING LECTING CUBIC OXYGEN, FIELD CON- TEMPER- TEMPER- DEG. C, DIS- ORGANIC
SAMPLE SAMPLE GAGE FEET DIS- (STAND- DUCT- ATURE ATURE SUS- SOLVED DIS.
DATE TIME (CODE (CODE HEIGHT PER SOLVED ARD ANCE AIR WATER PENDED (MG/L (MG/L
NUMBER) NUMBER) (FEET) SECOND (MG/L) UNITS) (US/CM) (DEG C) (DEG C) (MG/L) AS N) AS N)
(00028) (00027) (00065) (00061) (00300) (00400) (00095) (00020) (00010) (00530) (00608) (00623)
OCT 2000
17... 0920 80020 81700 2.56 2.6 11.6 7.7 687 17.5 11.3 <10 E.030 .55
NOV 2000
21... 1000 80020 81700 2.87 5.4 12.4 6.7 687 -3.0 -0.1 -- .148 .78
DEC 2000
27... 0900 80020 81700 3.06 1.9 7.5 7.1 947 -7.0 0 12 .191 .81
JAN 2001
23... 1020 80020 81700 2.78 5.7 12.9 7.5 1300 6.0 1.0 11 .227 .95
FEB 2001
27... 1045 80020 81700 3.74 27 11.9 7.4 1220 5.0 2.7 20 .094 .57
MAR 2001
27... 1055 80020 81700 2.76 4.8 14.4 7.8 1500 12.0 3.8 <10 <.041 .37
APR 2001
24... 1015 80020 81700 4.70 48 8.8 7.4 1020 16.0 13.2 72 .083 .71
MAY 2001
22... 0950 80020 81700 2.76 5.3 -- -- -- 24.0 16.0 <10 .119 .55
JUN 2001
19... 0930 80020 81700 2.52 2.6 6.0 7.5 1100 27.5 22.1 17 E.030 .56
JUL 2001
24... 0935 80020 81700 2.88 10 -- 7.3 1000 28.0 26.0 35 E.024 .60
AUG 2001
21... 0915 80020 81700 2.54 2.8 7.9 7.6 1050 24.5 18.5 17 .109 .83
SEP 2001
12... 1015 80020 81700 2.89 8.8 8.1 7.8 744 22.0 20.4 28 E.026 .76
NITRO- NITRO- NITRO- PHOS- TOTAL COLI- FECAL
GEN,AM- GEN, GEN, PHOS- PHORUS COLI- FORM, STREP,
MONIA + NO2+NO3 NITRITE PHORUS ORTHO, PHOS- FORM, FECAL, KF STRP
ORGANIC DIS- DIS- DIS- DIS- PHORUS M ENDO 0.7 MF,
TOTAL SOLVED SOLVED SOLVED SOLVED TOTAL MF, WTR UM-MF WATER
DATE (MG/L (MG/L (MG/L (MG/L (MG/L (MG/L (COL/ (COLS./ (COL/
AS N) AS N) AS N) AS P) AS P) AS P) 100 ML) 100 ML) 100 ML)
(00625) (00631) (00613) (00666) (00671) (00665) (31501) (31625) (31673)
OCT 2000
17... .51 .150 E.004 <.060 E.010 <.060 34 E48 E15
NOV 2000
21... .83 .749 .014 .118 .018 .090 83 110 46
DEC 2000
27... .89 .721 .024 <.060 <.018 <.060 E0 E0 E0
JAN 2001
23... .79 1.04 .028 <.060 E.013 E.032 30 31 <4
FEB 2001
27... .82 1.63 .016 .086 .063 .145 E18 25 E130
MAR 2001
27... .48 .757 .009 <.060 <.018 E.038 E9 0 E7
APR 2001
24... 1.2 1.02 .022 E.031 <.018 .156 760 0 E580
MAY 2001
22... .59 .327 .025 <.060 <.020 E.044 130 130 130
JUN 2001
19... .62 .279 .013 E.036 <.020 .061 92 E72 120
JUL 2001
24... 1.0 .389 .026 <.060 <.020 .145 850 670 680
AUG 2001
21... .70 .278 .015 .063 .018 .073 330 150 230
SEP 2001
12... .98 .349 .014 <.060 <.020 .064 140 160 130
<</td> Less than
E Estimated value


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data