05592050 DATA: Discharge Tables, 2000

Station list Available data
KASKASKIA RIVER BASIN

05592050 ROBINSON CREEK NEAR SHELBYVILLE, IL

LOCATION.-- Lat 39°24'21", long 88°53'47", in NW1/4NW1/4 sec.17, T.11 N., R.3 E., Shelby County, Hydrologic Unit 07140201, on right bank at upstream side of bridge on State Highway 16, 0.1 mi downstream from Mud Creek, 4.5 mi west of Shelbyville, and at mile 9.1.

DRAINAGE AREA.-- 93.1 mi².

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

DISCHARGE: October 1979 to current year.

STAGE: Water years 1994-2000. Gage-height record for June 22, 1973 to Sept. 30, 1979, available in files of U.S. Army Corps of Engineers.

GAGE.-- Water-stage recorder, U.S. Army Corps of Engineers satellite telemeter, and crest-stage gage. Datum of gage is 550.00 ft above sea level (levels by U.S. Army Corps of Engineers).

EXTREMES OUTSIDE PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Flood of June 28, 1957, reached a stage of 16.8 ft, present site and datum, with a discharge estimated at 26,400 ft³/s.

REMARKS FOR CURRENT YEAR.-- Records good except those for discharges less than 2.0 ft³/s and those for estimated daily discharges, which are poor.

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	.04	e.50	e.40	e.30	e.21	2.1	2.5	2.3	11	39	4.2	2.2
2	.14	e2.0	.38	e.30	e.30	1.8	2.5	2.3	7.9	31	14	1.6
3	.32	e1.2	.39	e.70	e.39	1.8	2.5	2.1	6.1	26	49	1.1
4	.17	e.95	.41	2.3	e.35	1.9	2.2	1.9	5.1	23	7.8	.89
5	.14	e.80	.65	1.1	e.40	1.8	2.0	1.8	5.3	1310	165	.54

6	.15	e.70	.51	.69	e.45	1.6	2.0	1.7	6.9	686	54	.48
7	.16	e.60	.41	.56	.56	1.6	2.8	3.6	5.1	140	38	.41
8	.42	e.55	.38	.57	.64	1.5	2.5	3.9	3.8	78	11	.41
9	.12	e.50	.41	.66	.71	1.4	2.1	2.6	3.2	56	8.5	.54
10	.08	e.45	.51	.73	1.3	1.4	2.0	2.0	2.8	45	5.9	43

11	.14	e.40	.40	.57	1.3	1.5	1.9	1.6	2.7	46	4.0	14
12	.16	e.35	.49	.53	.67	1.9	1.8	1.5	3.0	47	3.9	3.2
13	.21	e.32	.44	.42	.59	2.2	1.7	2.3	3.2	37	3.7	1.1
14	.31	e.30	e2.5	.40	.50	2.3	1.7	1.6	74	29	3.8	1.2
15	.42	e.28	e1.5	.42	.42	2.1	1.8	1.2	44	23	3.9	2.0

16	.39	e.27	e1.1	.40	.39	1.9	1.8	1.2	28	18	4.1	2.3
17	.20	e.26	e.90	.45	.38	1.6	3.4	1.1	32	14	4.6	2.2
18	.21	e.25	e.80	.46	11	1.5	2.8	1.1	18	12	13	3.4
19	.31	e.24	e.70	.49	6.4	3.0	2.2	1.0	12	12	4.9	5.2
20	.29	e.23	e.60	e.40	3.3	37	15	.91	112	11	4.8	6.7

21	.32	e.23	e.55	e.33	2.5	9.5	12	.89	475	9.2	4.5	8.7
22	.31	e.25	e.50	e.27	2.3	5.6	4.4	.91	90	7.5	4.4	11
23	e.25	e.35	e.45	e.23	2.1	4.3	3.3	3.4	42	6.0	6.9	13
24	e.22	e.70	e.43	e.21	2.6	3.8	5.5	4.1	372	4.9	21	17
25	e.20	e.55	e.39	e.20	2.3	3.2	5.0	2.0	823	4.3	13	62

26	e.17	e.47	e.37	e.18	2.6	3.0	3.9	1.8	727	3.7	10	84
27	e.14	e.45	e.35	e.16	4.3	6.5	3.4	157	352	3.3	8.7	44
28	e.12	e.43	e.34	e.14	2.9	4.3	3.1	86	128	3.0	7.9	22
29	e.10	e.41	e.33	e.14	2.3	3.4	2.8	37	79	3.6	6.1	12
30	e.09	e.40	e.32	e.14	---	2.9	2.4	21	53	4.5	4.7	8.3

31	e.08	---	e.31	e.16	---	2.7	---	14	---	4.1	3.4	---

TOTAL	6.38	15.39	18.22	14.61	54.16	121.1	103.0	365.81	3527.1	2737.1	498.7	374.47
MEAN	.21	.51	.59	.47	1.87	3.91	3.43	11.8	118	88.3	16.1	12.5
MAX	.42	2.0	2.5	2.3	11	37	15	157	823	1310	165	84
MIN	.04	.23	.31	.14	.21	1.4	1.7	.89	2.7	3.0	3.4	.41
CFSM	.00	.01	.01	.01	.02	.04	.04	.13	1.26	.95	.17	.13
IN.	.00	.01	.01	.01	.02	.05	.04	.15	1.41	1.09	.20	.15

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1980 - 2000, BY WATER YEAR (WY)
MEAN	18.4	58.9	113	93.6	146	118	137	152	84.1	31.1	20.3	42.2
MAX	131	305	480	343	874	332	460	602	254	187	227	633
(WY)	1994	1986	1983	1982	1982	1998	1994	1996	1998	1993	1981	1993
MIN	.17	.51	.24	.47	1.87	3.91	3.43	10.9	1.84	1.04	.30	.065
(WY)	1998	2000	1990	2000	2000	2000	2000	1988	1988	1991	1988	1983

SUMMARY STATISTICS	FOR 1999 CALENDAR YEAR		FOR 2000 WATER YEAR		WATER YEARS 1980 - 2000
ANNUAL TOTAL	24650.38		7836.04
ANNUAL MEAN	67.5		21.4		84.1
HIGHEST ANNUAL MEAN					163	1993
LOWEST ANNUAL MEAN					10.7	1992
HIGHEST DAILY MEAN	1920	Jun 2	1310	Jul 5	7460	Sep 23 1993
LOWEST DAILY MEAN	.04 A	Oct 1	.04 A	Oct 1	.00	B
ANNUAL SEVEN-DAY MINIMUM	.08	Sep 17	.13	Oct 25	.00	Sep 4 1983
INSTANTANEOUS PEAK FLOW			1770	Jul 5	11300 C	May 2 1983
INSTANTANEOUS PEAK STAGE			10.63	Jul 5	14.92	Sep 23 1993
INSTANTANEOUS LOW FLOW			.03 A	Oct 1
ANNUAL RUNOFF (CFSM)	.73		.23		.90
ANNUAL RUNOFF (INCHES)	9.85		3.13		12.28
10 PERCENT EXCEEDS	166		31		163
50 PERCENT EXCEEDS	7.6		2.0		18
90 PERCENT EXCEEDS	.15		.25		.31

A - May have been less during periods of estimated discharges in Oct. and Nov.
B - Many days in 1982-85, 1988-89, 1991.
C - Gage height, 13.37 ft.