05592000 DATA: Discharge Tables, 2000

Station list Available data
KASKASKIA RIVER BASIN

05592000 KASKASKIA RIVER AT SHELBYVILLE, IL

LOCATION.-- Lat 39°24'26", long 88°46'53", in SE1/4SW1/4 sec.8, T.11 N., R.4 E., Shelby County, Hydrologic Unit 07140201, on left bank 700 ft downstream from Lake Shelbyville Dam, 700 ft upstream from bridge on State Highway 16 in Shelbyville, 0.5 mi upstream from railroad bridge, 7 mi upstream from Robinson Creek, and at mile 197.5.

DRAINAGE AREA.-- 1,054 mi².

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

DISCHARGE: February 1908 to September 1912, November to December 1912, August to December 1914, October 1940 to current year.

STAGE: Water years 1994-2000.

SURFACE-WATER QUALITY

CHEMICAL: Water years 1978-91.

REVISED RECORDS.-- WSP 975: 1908. WDR IL-75-1: Drainage area.

GAGE.-- Water-stage recorder and U.S. Army Corps of Engineers satellite telemeter. Datum of gage is 530.00 ft above sea level (levels by U.S. Army Corps of Engineers). Prior to Dec. 6, 1914, nonrecording gage at site 750 ft downstream at datum 1.11 ft higher. Oct. 1 to Dec. 3, 1940, and June 1, 1950 to July 10, 1952, nonrecording gage and Dec. 4, 1940 to May 31, 1950, and July 11, 1952 to June 30, 1969, water-stage recorder, at site 650 ft downstream at datum 5.78 ft higher. June 30, 1969 to Sept. 30, 1998, water-stage recorder, at present site, at datum 5.78 ft higher.

REMARKS.-- Flow regulated by Lake Shelbyville (station 05591950), flood-control storage 474,000 acre-ft, beginning June 24, 1969.

EXTREMES FOR PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 25,900 ft³/s, June 29, 1957, gage height, 22.37 ft; no flow at times in 1953-55, 1984.

REMARKS FOR CURRENT YEAR.-- Records good.

DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000 DAILY MEAN VALUES
DAY	OCT	NOV	DEC	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP

1	21	42	39	664	30	270	72	23	27	588	707	539
2	21	43	38	664	30	230	43	23	27	589	707	537
3	21	44	39	726	30	230	31	23	27	593	787	537
4	20	43	39	770	29	230	22	23	27	592	840	536
5	21	44	39	767	29	230	22	22	27	267	683	535

6	21	43	38	765	29	163	23	22	27	175	459	637
7	21	42	38	764	29	70	23	22	27	680	387	807
8	23	42	38	757	29	43	23	21	27	985	387	803
9	16	42	38	757	30	43	23	20	27	1210	218	799
10	18	42	38	756	30	42	23	20	27	1110	133	805

11	19	41	38	756	29	42	24	19	27	973	473	694
12	20	41	38	752	29	43	24	18	27	1040	615	638
13	20	41	37	752	30	42	25	18	27	1240	655	637
14	20	41	38	692	75	42	25	18	29	1290	597	650
15	20	41	95	653	107	43	26	18	29	1300	506	805

16	18	41	358	651	107	41	27	19	30	1250	504	802
17	12	41	446	649	105	42	27	19	29	911	479	796
18	23	41	442	586	169	42	26	19	29	729	423	790
19	42	40	442	452	208	43	26	19	28	541	421	784
20	41	40	442	280	207	74	23	20	33	922	418	674

21	41	39	512	147	208	215	21	20	208	1180	416	592
22	41	39	556	58	275	318	25	20	891	1220	414	587
23	41	39	559	57	383	380	25	21	836	1280	415	585
24	41	39	559	57	424	424	25	21	197	1300	350	587
25	41	39	558	56	422	424	24	26	106	1290	310	506

26	41	39	558	41	423	425	24	29	156	1090	233	593
27	41	39	556	30	422	425	24	30	328	724	300	819
28	40	39	623	30	422	424	24	29	589	722	407	1240
29	40	39	668	30	367	365	24	28	589	722	490	1410
30	41	39	664	30	---	271	24	27	589	715	538	1320

31	41	---	664	30	---	160	---	27	---	711	540	---

TOTAL	887	1225	9237	14179	4707	5836	798	684	5047	27939	14812	22044
MEAN	28.6	40.8	298	457	162	188	26.6	22.1	168	901	478	735
MAX	42	44	668	770	424	425	72	30	891	1300	840	1410
MIN	12	39	37	30	29	41	21	18	27	175	133	506

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1970 - 2000, BY WATER YEAR (WY)
MEAN	371	436	1172	1358	1514	1562	1079	791	936	898	641	322
MAX	2031	1626	3492	3527	4551	4696	3980	2903	2689	2882	2079	1786
(WY)	1970	1994	1986	1993	1974	1979	1979	1996	1996	1974	1973	1973
MIN	5.15	5.44	2.58	3.57	15.4	188	25.3	10.0	8.56	12.5	8.24	3.72
(WY)	1971	1971	1977	1977	1977	2000	1990	1987	1976	1976	1970	1970

SUMMARY STATISTICS	FOR 1999 CALENDAR YEAR		FOR 2000 WATER YEAR		WATER YEARS 1970 - 2000
ANNUAL TOTAL	277170		107395
ANNUAL MEAN	759		293		921
HIGHEST ANNUAL MEAN					1941	1974
LOWEST ANNUAL MEAN					275	1971
HIGHEST DAILY MEAN	3860	Jan 27,28	1410	Sep 29	5100	Mar 24 1998
LOWEST DAILY MEAN	12	Oct 17	12	Oct 17	.00	A
ANNUAL SEVEN-DAY MINIMUM	18	Oct 11	18	Oct 11	2.0	Dec 22 1976
INSTANTANEOUS PEAK FLOW			1430	Sep 29	5580 B	Mar 22 1998
INSTANTANEOUS PEAK STAGE			10.81	Sep 29	13.16 C	Mar 20 1982
INSTANTANEOUS LOW FLOW			7.5	Oct 18
10 PERCENT EXCEEDS	1760		766		2250
50 PERCENT EXCEEDS	586		43		562
90 PERCENT EXCEEDS	21		22		15

A - Oct. 2, 3, 1984.
B - Gage height, 12.99 ft, datum then in use.
C - Discharge, 5,090 ft³/s, datum then in use.