Station list     Available data
ILLINOIS RIVER BASIN


05540275       SPRING BROOK AT 87TH STREET NEAR NAPERVILLE, IL



LOCATION.-- Lat 41°43'33", long 88°09'46", 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 1994-2000.
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.

REMARKS FOR CURRENT YEAR.-- Water-quality samples were collected through holes in ice during December 1999 and January 2000.
SURFACE-WATER QUALITY
DIS- BARO- OXYGEN, PH
AGENCY AGENCY CHARGE, METRIC DIS- WATER SPE-
ANA- COL- INST. PRES- SOLVED WHOLE CIFIC
LYZING LECTING CUBIC SURE (PER- OXYGEN, FIELD CON- TEMPER- TEMPER-
SAMPLE SAMPLE GAGE FEET (MM CENT DIS- (STAND- DUCT- ATURE ATURE
DATE TIME (CODE (CODE HEIGHT PER OF SATUR- SOLVED ARD ANCE AIR WATER
NUMBER) NUMBER) (FEET) SECOND HG) ATION) (MG/L) UNITS) (US/CM) (DEG C) (DEG C)
(00028) (00027) (00065) (00061) (00025) (00301) (00300) (00400) (00095) (00020) (00010)
OCT 1999
21... 1045 80020 81700 2.41 1.3   -- 100 11.8 7.9 694 15.0 7.4
NOV
22... 0945 80020 81700 2.37 .31 747 -- --    8.0 904 12.5 7.5
DEC
21... 0845 80020 81700 2.57 E2.9   752 79 11.5 7.3 966 -7.0 -.2
JAN 2000
25... 0845 80020 81700 2.80 8.0   746 67 9.7 6.9 1090 --    -.2
FEB
23... 1015 80020 81700 3.02 14      740 130 12.3 7.6 1380 --    --   
MAR
21... 0945 80020 81700 2.82 7.0   747 96 11.3 7.8 1500 --    7.4
APR
19... 1230 80020 81700 3.47 21      -- 88 9.6 7.7 1240 13.0 10.0
MAY
24... 0830 80020 81700 3.14 12      739 79 7.2 7.2 859 21.0 17.7
JUN
20... 0915 80020 81700 2.97 13      742 79 6.8 7.5 720 --    20.8
JUL
18... 0900 80020 81700 2.62 14      751 82 7.2 7.6 731 --    21.1
AUG
22... 0800 80020 81700 2.52 3.2   748 -- --    7.5 695 22.0 20.8
SEP
27... 1015 80020 81700 2.89 8.6   741 98 9.5 8.3 594 19.1 14.7
WATER-QUALITY
NITRO- NITRO- NITRO- NITRO- NITRO- PHOS- RESIDUE COLI- COLI- STREP-
GEN,AM- GEN,AM- GEN, GEN, GEN, PHOS- PHORUS TOTAL FORM, FORM, TOCOCCI
MONIA + MONIA + AMMONIA NO2+NO3 NITRITE PHORUS ORTHO, PHOS- AT 105 TOTAL, FECAL, FECAL,
ORGANIC ORGANIC DIS- DIS- DIS- DIS- DIS- PHORUS DEG. C, IMMED. 0.7 KF AGAR
DIS. TOTAL SOLVED SOLVED SOLVED SOLVED SOLVED TOTAL SUS- (COLS. UM-MF (COLS.
DATE (MG/L (MG/L (MG/L (MG/L (MG/L (MG/L (MG/L (MG/L PENDED PER (COLS./ PER
AS N) AS N) AS N) AS N) AS N) AS P) AS P) AS P) (MG/L) 100 ML) 100 ML) 100 ML)
(00623) (00625) (00608) (00631) (00613) (00666) (00671) (00665) (00530) (31501) (31625) (31673)
OCT 1999
21... .43 .65 <.020 .238 <.010 <.050 <.010 E.043 7 210 K72    59
NOV
22... .36 .49 <.020 <.050 <.010 <.050 <.010 <.050 3 25 21    58
DEC
21... .57 .72 .056 .647 .012 <.050 <.010 .055 13 300 46    62
JAN 2000
25... 1.4   1.6   .139 .569 <.010 <.050 <.010 E.045 8 K10 K2    K12
FEB
23... .60 .85 .122 1.02   .016 E.030 <.010 .063 15 110 160    120
MAR
21... 1.0   <.10 .122 .603 .013 E.036 .018 <.050 11 60 41    K59
APR
19... .47 .93 .061 .716 .015 <.050 <.010 .100 40 200 180    230
MAY
24... .50 .81 .041 .901 .035 <.050 <.010 .095 39 290 920    220
JUN
20... --      .76 --        --        --        --        --        .057 20 180 200    210
JUL
18... .50 .53 .055 .348 .013 E.045 .012 .050 <10 K1200 160    90
AUG
22... .60 .62 .038 .340 .012 E.030 .014 .077 13 410 K190    58
SEP
27... .54 .71 E.039 .456 .025 <.050 E.013 E.048 12 170 89    44


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data