05527500 DATA: Discharge Tables, 2001

Station list Available data
ILLINOIS RIVER BASIN

05527500 KANKAKEE RIVER NEAR WILMINGTON, IL

LOCATION.-- Lat 41°20'48", long 88°11'11", in NW1/4NW1/4 sec. 15, T.33 N., R.9 E., Will County, Hydrologic Unit 07120001, on right bank, 0.4 mi downstream from Prairie Creek, 0.5 mi upstream from bridge on Interstate 55, 5 mi downstream from Wilmington, and at mile 5.7.

DRAINAGE AREA.-- 5,150 mi².

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

DISCHARGE: February 1935 to current year. Monthly discharge only for some periods, published in WSP 1308. November 1914 to September 1933 at site 8.5 mi upstream, published as Kankakee River at Custer Park. Records may not be equivalent.

STAGE: Water years 1994-2001.

SURFACE-WATER QUALITY

CHEMICAL: Water years 1977-91. Additional chemical data for water years 1959-77 are published in Water Resources Investigations 78-23 and 79-24 as site F 01.

SEDIMENT: October 1978 to September 1982, January 1993 to December 1995.

WATER TEMPERATURE: Water years 1973-77.

REVISED RECORDS.-- WDR IL-75-1: Drainage area. WDR IL-83-2: 1982(M). WDR IL-91-2: 1981(M).

GAGE.-- Water-stage recorder and U.S. Army Corps of Engineers satellite telemeter. Datum of gage is 510.86 ft above sea level.

REMARKS.-- Slight diurnal fluctuation at low flow caused by powerplants upstream from station.

EXTREMES FOR PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 75,900 ft³/s, July 13, 1957, gage height, 11.40 ft; maximum gage height, 13.88 ft, Jan. 30, 1968, ice jam; minimum discharge, 204 ft³/s, Aug. 1, 1936.
SUSPENDED-SEDIMENT CONCENTRATIONS: Maximum daily, 2,180 mg/L, Apr. 14, 1981; minimum daily, 5 mg/L, Feb. 5, 1993, Sept. 24-30, 1995, Oct. 12, 1995.
SUSPENDED-SEDIMENT LOADS: Maximum daily, 172,000 tons, Apr. 14, 1981; minimum daily, 12 tons, Sept. 20, 29-30, 1995.

EXTREMES OUTSIDE PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Floods in 1883, 1887 reached a stage of 16.73 ft, discharge not determined.

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

DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 2000 TO SEPTEMBER 2001 DAILY MEAN VALUES
DAY	OCT	NOV	DEC	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP

1	808	1010	2060	e1380	e3500	20500	4210	4090	5190	2070	1900	1770
2	868	1030	2130	e1370	e4000	18000	4080	3840	4930	2160	1570	2790
3	885	1000	2090	e1370	e4600	15200	3990	3510	4940	1980	1530	2750
4	e1300	965	1960	e1370	e5000	13000	3790	3440	5410	2030	1380	2320
5	1330	864	e1900	e1360	e4600	11600	3610	3240	7250	2070	1290	1820

6	1230	875	e1800	e1360	e4400	10400	3650	3120	18700	2440	1150	1370
7	1210	1030	e1700	e1360	e4200	9430	3860	3050	21400	3220	1000	1160
8	1290	1110	e1800	e1350	e4200	8610	4250	2890	20000	3360	775	1040
9	1380	1370	e1700	e1350	20400	7900	4890	2600	18200	3360	831	e977
10	1330	3140	e1600	e1350	28500	7210	5590	2640	16300	3440	739	e908

11	1370	2790	e1550	e1360	22400	6710	6940	2810	14000	4170	701	e931
12	1330	2470	e1500	e1390	19700	6410	9010	2690	11200	4230	670	1240
13	1300	2690	e1700	e1420	18200	6300	10300	2590	9280	3700	658	1360
14	1270	2920	e1600	e1500	16700	6100	10300	2600	7980	2830	620	1250
15	1210	2830	e1550	e1600	16300	5950	9230	2540	7030	2280	573	1110

16	1160	2590	e1510	e1700	15600	6030	7810	2550	6370	1900	619	999
17	1230	2440	e1490	e1800	14700	6600	6830	2620	5710	1600	626	925
18	1250	2180	e1480	e2000	13400	7620	6170	3050	5190	1460	778	856
19	1210	2050	e1470	e2300	12000	8030	5720	2990	4680	1480	1070	1090
20	1080	1940	e1460	e2500	10800	7820	5350	3050	4200	1340	994	1010

21	1160	1770	e1450	e2500	9760	7170	5120	3290	4060	1230	906	953
22	1150	e1700	e1440	e2300	8840	6590	5280	3320	3950	1310	871	1020
23	1030	e1630	e1430	e2000	8010	6120	5830	3120	3780	1470	1110	1130
24	1020	e1600	e1420	e1800	8160	5700	5810	3010	3590	1700	1120	1180
25	1090	e1570	e1410	e1600	21800	5300	5530	3060	3440	1800	1150	1020

26	1120	e1570	e1410	e1550	24200	4980	5200	3120	3250	1990	1730	1070
27	1080	e1600	e1400	e1550	23000	4730	4920	4460	3020	2180	2360	1000
28	979	e1700	e1400	e1800	22400	4530	4730	5610	2780	2320	2370	904
29	939	1790	e1390	e2100	---	4410	4480	6360	2600	2600	2110	908
30	921	1910	e1390	e2500	---	4330	4260	5990	2420	2580	1840	969

31	932	---	e1380	e3000	---	4280	---	5440	---	2330	1740	---

TOTAL	35462	54134	49570	53890	369370	247560	170740	106690	230850	72630	36781	37830
MEAN	1144	1804	1599	1738	13190	7986	5691	3442	7695	2343	1186	1261
MAX	1380	3140	2130	3000	28500	20500	10300	6360	21400	4230	2370	2790
MIN	808	864	1380	1350	3500	4280	3610	2540	2420	1230	573	856
CFSM	.22	.35	.31	.34	2.56	1.55	1.11	.67	1.49	.45	.23	.24
IN.	.26	.39	.36	.39	2.67	1.79	1.23	.77	1.67	.52	.27	.27

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1934 - 2001, BY WATER YEAR (WY)
MEAN	2234	3221	4272	4870	6007	7891	8058	6974	5602	3525	1947	1848
MAX	15570	15530	18150	17270	13870	22730	18360	21480	14320	12710	5793	14370
(WY)	1994	1986	1983	1993	1968	1982	1950	1943	1993	1993	1990	1993
MIN	515	605	637	700	709	1443	2359	1820	957	463	451	482
(WY)	1964	1954	1964	1945	1963	1957	1940	1958	1936	1936	1988	1941

SUMMARY STATISTICS	FOR 2000 CALENDAR YEAR		FOR 2001 WATER YEAR		WATER YEARS 1934 - 2001
ANNUAL TOTAL	1071755		1465507
ANNUAL MEAN	2928		4015		4699
HIGHEST ANNUAL MEAN					10380	1993
LOWEST ANNUAL MEAN					1407	1964
HIGHEST DAILY MEAN	19300	Jul 11	28500	Feb 10	55100	Nov 28 1990
LOWEST DAILY MEAN	490	Sep 5	573	Aug 15	270	Jan 1 1940
ANNUAL SEVEN-DAY MINIMUM	515	Sep 4	638	Aug 11	340	Aug 2 1988
MAXIMUM PEAK FLOW			30800	Feb 10	75900 A	Jul 13 1957
MAXIMUM PEAK STAGE			6.37	Feb 10	13.88 B	Jan 30 1968
INSTANTANEOUS LOW FLOW			555	Aug 15,16	204	Aug 1 1936
ANNUAL RUNOFF (CFSM)	.57		.78		.91
ANNUAL RUNOFF (INCHES)	7.74		10.59		12.40
10 PERCENT EXCEEDS	6730		8910		10700
50 PERCENT EXCEEDS	1900		2280		3020
90 PERCENT EXCEEDS	851		1000		870

	A - Gage height, 11.40 ft.
	B - Ice jam.