05540275 DATA: Chemical and Microbiological Tables, 2002

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" (NAD of 1927), 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 1994-2002.
SURFACE-WATER QUALITY
	CHEMICAL: October 1987 to current year.

GAGE.-- Water-stage recorder and phone telemeter. Datum of gage is 647.00 ft above NGVD of 1929.

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.

SURFACE-WATER QUALITY
					DIS-	BARO-		PH				RESIDUE	NITRO-
		AGENCY	AGENCY		CHARGE,	METRIC		WATER	SPE-			TOTAL	GEN,
		ANA-	COL-		INST.	PRES-		WHOLE	CIFIC			AT 105	AMMONIA
		LYZING	LECTING		CUBIC	SURE	OXYGEN,	FIELD	CON-	TEMPER-	TEMPER-	DEG. C,	DIS-
		SAMPLE	SAMPLE	GAGE	FEET	(MM	DIS-	(STAND-	DUCT-	ATURE	ATURE	SUS-	SOLVED
		(CODE	(CODE	HEIGHT	PER	OF	SOLVED	ARD	ANCE	AIR	WATER	PENDED	(MG/L
		NUMBER)	NUMBER)	(FEET)	SECOND	HG)	(MG/L)	UNITS)	(US/CM)	(DEG C)	(DEG C)	(MG/L)	AS N)
Date	Time	(00028)	(00027)	(00065)	(00061)	(00025)	(00300)	(00400)	(00095)	(00020)	(00010)	(00530)	(00608)
OCT 2001
18...	0930	80020	81700	3.47	26	748	9.0	7.5	569	14.0	10.9	16	.06
NOV
19...	1340	80020	81700	2.52	3.3	749	13.5	7.8	764	14.0	11.6	--	E.04
JAN 2002
30...	1420	80020	81700	2.47	2.7	742	10.2	7.9	812	1.5	2.5	<10	E.03
FEB
21...	1450	80020	81700	3.52	2.7	740	12.4	7.6	518	-1.0	3.8	22	<.04
MAR
28...	1600	80020	81700	2.57	4.0	741	12.7	7.7	641	9.0	4.8	4	<.04
APR
22...	1520	80020	81700	3.53	25	746	12.8	7.6	578	8.5	8.0	17	.04
MAY
15...	1820	80020	81700	3.57	29	742	9.7	8.2	875	22.0	17.2	29	E.04
JUN
25...	1500	80020	81700	2.45	3.3	746	6.8	7.9	841	29.0	23.5	<10	.05
JUL
29...	1550	80020	81700	2.46	3.4	741	9.6	7.4	794	28.0	24.9	<10	<.04
AUG
27...	1450	80020	81700	2.88	9.5	750	8.8	7.1	670	29.0	27.0	16	.05
SEP
17...	1440	80020	81700	2.28	.18	744	6.9	7.7	920	28.0	18.4	<10	<.04

	NITRO-	NITRO-	NITRO-	NITRO-		ORTHO-		TOTAL	COLI-	FECAL
	GEN,AM-	GEN,AM-	GEN,	GEN,	PHOS-	PHOS-		COLI-	FORM,	STREP,
	MONIA +	MONIA +	NO₂+NO₃	NITRITE	PHORUS	PHATE,	PHOS-	FORM,	FECAL,	KF STRP
	ORGANIC	ORGANIC	DIS-	DIS-	DIS-	DIS-	PHORUS	M ENDO	0.7	MF,
	DIS.	TOTAL	SOLVED	SOLVED	SOLVED	SOLVED	TOTAL	MF, WTR	UM-MF	WATER
	(MG/L	(MG/L	(MG/L	(MG/L	(MG/L	(MG/L	(MG/L	(COL/	(COL/	(COL/
	AS N)	AS N)	AS N)	AS N)	AS P)	AS P)	AS P)	100 ML)	100 ML)	100 ML)
Date	(00623)	(00625)	(00631)	(00613)	(00666)	(00671)	(00665)	(31501)	(31625)	(31673)
OCT 2001
18...	.68	.86	.78	.028	.07	.03	.10	--	--	--
NOV
19...	.64	.45	.49	.015	<.06	<.02	E.03	12	16	8
JAN 2002
30...	.27	.32	.43	E.006	<.06	<.02	<.06	1	5	10
FEB
21...	.40	.65	1.07	.009	<.06	<.02	.07	1400	49	49
MAR
28...	.30	.40	.40	.008	<.06	<.02	E.03	--	--	--
APR
22...	.77	.67	.77	.018	E.06	<.02	E.034	325	73	17
MAY
15...	.45	.86	.73	.009	E.05	<.02	.10	1920	110	69
JUN
25...	.63	.43	.27	.011	E.05	.03	E.05	885	180	117
JUL
29...	.38	.38	.32	.011	E.04	.02	E.04	631	90	650
AUG
27...	.49	.78	.37	.019	<.06	<.02	.08	623	60	1470
SEP
17...	.39	.40	.11	<.008	E.04	E.01	E.04	97	E61	114

Remark codes: < -- Less than
E -- Estimated value

Table of Contents

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data