05536500 DATA: Discharge Tables, 2003

Station list Available data
ILLINOIS RIVER BASIN

05536500 TINLEY CREEK NEAR PALOS PARK, IL


LOCATION.-- Lat 41°38'48", long 87°45'59" (NAD of 1927), in SW1/4SE1/4 sec.32, T.37 N., R.13 E., Cook County, Hydrologic Unit 07120003, on left bank at downstream side of bridge on 135th Street, 1.5 mi west of State Highway 50, 3 mi southeast of Palos Park, and at mile 1.8.

DRAINAGE AREA.-- 11.2 mi².

PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE
	DISCHARGE: July 1951 to current year. Prior to October 1952, records published with those for streams in the St. Lawrence River basin (WSP 1237).
	STAGE: Water years 1994 to current year.
SURFACE-WATER QUALITY
	MISCELLANEOUS: Water year 2000; contaminants in streambed sediments, water year 2000.
BIOLOGICAL
	BENTHIC MACROINVERTEBRATES: Water year 2000.
	FISH: Water year 2001.
	HABITAT: Water year 2000.

REVISED RECORDS.-- WDR IL-75-1: Drainage area. WDR IL-81-2: 1955(M), 1957(M), 1970(M), 1978(M).

GAGE.-- Water-stage recorder and phone telemeter. Datum of gage is 607.40 ft above NGVD of 1929.

EXTREMES FOR PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 2,010 ft³/s, July 18, 1996, from rating curve extended above 800 ft³/s on basis of indirect measurement of flow through culvert, gage height, 10.25 ft; maximum gage height, 10.30 ft, discharge, 1,930 ft³/s, Oct. 10, 1954; no flow at times in most years.

REMARKS FOR CURRENT YEAR.-- Records good except those for estimated daily discharges, which are poor.

Discharge, cubic feet per second, WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003 DAILY MEAN VALUES
DAY	OCT	NOV	DEC	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP

1	1.8	1.6	2.9	2.5	e0.40	e1.1	e5.8	e54	e1.1	e1.8	e32	118
2	2.9	1.1	2.3	1.9	e0.50	e1.0	e5.0	e9.4	e4.4	e1.4	e47	51
3	3.6	0.81	2.1	1.5	e0.70	e1.2	e6.9	e6.2	e24	e1.2	e5.1	14
4	30	0.89	2.1	1.3	e1.2	e1.6	e90	e11	e1.7	e1.0	e22	7.7
5	27	0.94	1.9	1.2	e0.95	e1.8	e62	e84	e2.2	e67	e12	4.9

6	6.7	3.4	1.7	1.4	e0.75	e2.0	e30	e7.5	e8.4	e16	e5.9	3.7
7	3.1	4.1	1.3	1.5	e0.60	e2.2	e18	e8.4	e4.8	e42	e11	3.0
8	1.6	4.3	1.3	1.4	e0.50	e10	e18	e6.0	e2.7	e19	e3.5	2.6
9	1.0	4.5	0.99	1.3	e0.44	e23	e15	e135	e4.4	e25	e2.5	2.4
10	0.71	3.8	3.1	1.1	e0.40	e13	e9.1	e19	e7.4	e17	e2.0	e2.0

11	0.57	7.7	1.5	e0.95	e0.41	e12	e4.7	e56	e7.1	e12	e23	1.6
12	0.62	6.0	1.0	e0.84	e0.45	e23	e4.8	e16	e2.4	e9.1	e27	1.5
13	1.8	4.6	1.00	e0.73	e0.50	e36	e4.5	e14	e1.7	e2.3	e15	2.5
14	1.4	4.3	1.1	e0.64	e0.45	e18	e4.0	e10	e1.3	e1.5	e8.0	15
15	0.81	11	1.1	e0.57	e0.40	e10	e4.9	e7.0	e1.0	e82	e4.1	9.1

16	0.53	10	0.95	e0.51	e0.37	e8.5	e11	e5.0	e0.80	e16	e2.5	4.3
17	0.40	6.2	0.77	e0.46	e0.35	e9.5	e9.0	e4.0	e0.73	e13	e3.0	2.7
18	0.30	4.4	28	e0.42	e0.34	e8.4	e3.3	e3.0	e0.65	e58	e2.2	2.0
19	0.36	4.1	31	e0.39	e0.40	e10	e3.5	e2.6	e22	e7.6	e1.9	1.6
20	0.55	6.4	9.9	e0.36	e0.52	e22	e9.3	e33	e4.0	e7.0	1.9	1.2

21	0.51	4.9	5.3	e0.34	e4.0	e17	e4.0	e6.4	e2.2	e184	1.6	0.96
22	0.42	12	3.6	e0.32	e4.8	e5.2	e3.0	e4.5	e1.3	e20	1.5	1.9
23	0.38	8.2	2.4	e0.31	e2.8	e5.3	e2.0	e3.6	e1.0	e6.0	1.2	2.5
24	0.30	4.9	2.0	e0.30	e2.2	e5.6	e2.2	e3.0	e1.2	e3.0	1.1	2.9
25	0.58	3.5	1.9	e0.30	e1.8	e9.3	e1.7	e2.3	e1.1	e1.5	1.0	4.6

26	1.9	3.1	2.0	e0.30	e1.5	e7.3	e1.3	e2.0	e12	e1.0	0.79	4.5
27	1.6	2.8	1.8	e0.30	e1.4	e5.1	e1.2	e3.5	e4.3	e141	1.2	14
28	1.2	3.0	1.6	e0.31	e1.2	e12	e1.3	e5.0	e1.2	e128	1.4	5.6
29	1.1	2.7	1.5	e0.32	---	e17	e4.2	e9.8	e5.1	e41	19	2.9
30	1.2	3.0	1.7	e0.34	---	e2.5	e37	e3.3	e2.4	e14	12	1.9

31	1.9	---	3.3	e0.36	---	e5.3	---	e8.1	---	e17	10	---

TOTAL	96.84	138.24	123.11	24.47	30.33	305.9	376.7	542.6	134.58	956.4	282.39	292.56
MEAN	3.12	4.61	3.97	0.79	1.08	9.87	12.6	17.5	4.49	30.9	9.11	9.75
MAX	30	12	31	2.5	4.8	36	90	135	24	184	47	118
MIN	0.30	0.81	0.77	0.30	0.34	1.0	1.2	2.0	0.65	1.0	0.79	0.96
CFSM	0.28	0.41	0.35	0.07	0.10	0.88	1.12	1.56	0.40	2.75	0.81	0.87
IN.	0.32	0.46	0.41	0.08	0.10	1.02	1.25	1.80	0.45	3.18	0.94	0.97

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1951 - 2003, BY WATER YEAR (WY)
MEAN	6.57	9.08	9.70	10.7	13.6	20.8	21.7	15.3	11.6	6.88	5.15	5.44
MAX	87.0	46.2	57.7	43.1	69.8	90.2	50.7	43.7	56.9	58.5	28.3	38.2
(WY)	1955	1991	1983	1999	1997	1979	1970	2002	2000	1996	1987	1993
MIN	0.000	0.17	0.15	0.062	0.19	2.24	1.52	1.79	0.67	0.15	0.003	0.000
(WY)	1953	1954	1964	1977	1963	1981	1963	1963	1965	1956	1964	1953

SUMMARY STATISTICS	FOR 2002 CALENDAR YEAR		FOR 2003 WATER YEAR		WATER YEARS 1951 - 2003
ANNUAL TOTAL	4342.62		3304.12
ANNUAL MEAN	11.9		9.05		11.3
HIGHEST ANNUAL MEAN					22.7	1993
LOWEST ANNUAL MEAN					2.27	1963
HIGHEST DAILY MEAN	440	May 12	184 A	Jul 21	891	Oct 10 1954
LOWEST DAILY MEAN	0.22	Sep 17	0.30	B	0.00	C
ANNUAL SEVEN-DAY MINIMUM	0.40	Oct 18	0.31 D	Jan 22	0.00	Oct 1 1952
MAXIMUM PEAK FLOW			350 A	Jul 21	2010 E,F	Jul 18 1996
MAXIMUM PEAK STAGE				unknown	10.30 G	Oct 10 1954
INSTANTANEOUS LOW FLOW			0.25 H	Oct 18, 19, 24
ANNUAL RUNOFF (CFSM)	1.06		0.81		1.01
ANNUAL RUNOFF (INCHES)	14.42		10.97		13.74
10 PERCENT EXCEEDS	23		19		25
50 PERCENT EXCEEDS	3.3		2.8		2.7
90 PERCENT EXCEEDS	0.60		0.51		0.20

	A - Estimated.
	B - Oct. 18, 24, and Jan. 24-27 (estimated due to backwater from ice).
	C - At times in most years.
	D - Estimated due to backwater from ice.
	E - From rating curve extended above 800 ft³/s on basis of indirect measurement of flow through culvert.
	F - Gage height, 10.25 ft.
	G - Discharge, 1,930 ft³/s.
	H - Minimum recorded.