05593900 DATA: Discharge Tables, 2001

Station list Available data
KASKASKIA RIVER BASIN

05593900 EAST FORK SHOAL CREEK NEAR COFFEEN, IL

LOCATION.-- Lat 39°08'56", long 89°21'08", in NW1/4SE1/4 sec.7, T.8 N., R.2 W., Montgomery County, Hydrologic Unit 07140203, on right bank at downstream side of bridge on County Highway 8, 4.5 mi northeast of Coffeen, 6.5 mi east of Hillsboro, and at mile 39.3.

DRAINAGE AREA.-- 55.5 mi².

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

DISCHARGE: October 1963 to current year.

STAGE: Water years 1994-2001.

REVISED RECORDS.-- WDR IL-75-1: Drainage area.

GAGE.-- Water-stage recorder, phone telemeter, and crest-stage gage. Datum of gage is 574.76 ft above sea level.

EXTREMES FOR PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 5,910 ft³/s, Dec. 7, 1966, from rating curve extended above 2,200 ft³/s, gage height, 14.45 ft; maximum gage height, 14.75 ft, Aug. 5, 1998, discharge, 5,030 ft³/s; no flow for many days in most years.

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	7.9	6.5	17	e8.0	61	31	10	5.6	59	6.1	1.4	8.4
2	6.9	6.6	17	e7.5	47	28	9.8	4.9	17	7.0	1.1	3.2
3	6.3	6.3	16	e8.0	39	26	9.9	e4.1	11	5.0	1.3	1.3
4	89	6.2	15	e9.0	27	23	9.6	e3.7	560	2.9	.99	.75
5	1600	6.2	14	e10	27	20	9.3	e3.5	564	1.9	.57	.45

6	1030	90	14	e10	26	17	9.5	e5.0	1060	1.4	.51	.30
7	58	401	14	e9.5	30	17	9.6	e7.5	218	1.3	.52	.21
8	29	58	13	e9.5	82	16	8.8	4.8	44	1.4	.43	.25
9	21	139	13	e9.0	688	15	8.7	4.2	29	11	.36	35
10	16	207	13	e9.0	402	15	8.9	4.6	25	5.4	.28	12

11	13	49	46	e9.5	53	15	16	3.9	18	2.9	.22	4.3
12	11	34	60	e10	38	15	14	3.1	14	1.4	.17	1.9
13	10	155	e37	e12	38	15	9.3	2.9	11	1.1	.13	1.0
14	9.4	59	e26	e40	205	14	8.2	3.0	9.1	.78	.12	.45
15	9.7	32	e17	e230	129	14	7.9	3.1	109	.74	.14	.24

16	10	26	e15	e120	58	61	7.3	3.0	20	.61	.18	.17
17	12	22	e14	e65	31	48	6.5	3.4	11	.76	.13	.12
18	11	20	e13	e40	24	25	6.3	357	8.7	14	.13	3.7
19	9.3	19	e12	e32	21	20	6.3	33	6.8	3.2	.10	6.3
20	8.3	17	e11	e27	20	18	6.6	15	5.9	3.5	.12	3.5

21	7.7	16	e10	e22	18	17	6.8	62	28	2.2	.09	2.9
22	7.1	15	e9.5	e18	17	15	6.5	32	18	1.9	.12	1.5
23	6.8	15	e9.0	e16	17	15	6.5	13	7.3	1.9	.14	1.0
24	6.7	15	e8.5	e17	242	13	5.5	11	5.4	79	.83	.63
25	6.6	45	e8.0	e19	1240	12	5.3	9.6	4.3	27	2.6	.41

26	7.6	143	e9.0	e16	100	11	5.2	8.8	3.6	7.5	12	.26
27	7.0	45	e10	e14	46	11	5.2	8.3	3.1	4.7	2.2	.19
28	6.3	26	e10	e13	35	11	4.8	7.7	2.4	3.9	1.2	.14
29	6.2	21	e9.5	371	---	11	4.4	6.3	2.6	3.4	.98	.15
30	6.1	19	e9.0	924	---	11	4.4	5.7	2.7	2.7	.77	.11

31	6.2	---	e8.5	167	---	10	---	147	---	1.9	14	---

TOTAL	3042.1	1719.8	498.0	2272.0	3761	590	237.1	786.7	2877.9	208.49	43.83	90.83
MEAN	98.1	57.3	16.1	73.3	134	19.0	7.90	25.4	95.9	6.73	1.41	3.03
MAX	1600	401	60	924	1240	61	16	357	1060	79	14	35
MIN	6.1	6.2	8.0	7.5	17	10	4.4	2.9	2.4	.61	.09	.11
CFSM	1.77	1.03	.29	1.32	2.42	.34	.14	.46	1.73	.12	.03	.05
IN.	2.04	1.15	.33	1.52	2.52	.40	.16	.53	1.93	.14	.03	.06

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1964 - 2001, BY WATER YEAR (WY)
MEAN	14.9	25.6	53.4	57.9	66.7	73.3	73.3	55.3	37.6	17.7	11.2	13.5
MAX	192	193	256	279	222	313	347	303	203	176	127	181
(WY)	1970	1994	1983	1974	1982	1978	1994	1990	1973	1982	1998	1993
MIN	.000	.082	.049	.16	1.75	2.90	4.09	1.36	.13	.000	.000	.000
(WY)	1964	1998	1977	1977	2000	2000	2000	1988	1988	1964	1988	1964

SUMMARY STATISTICS	FOR 2000 CALENDAR YEAR		FOR 2001 WATER YEAR		WATER YEARS 1964 - 2001
ANNUAL TOTAL	11472.49		16127.75
ANNUAL MEAN	31.3		44.2		41.6
HIGHEST ANNUAL MEAN					99.7	1974
LOWEST ANNUAL MEAN					6.76	1992
HIGHEST DAILY MEAN	1600	Oct 5	1600	Oct 5	2880	Aug 5 1998
LOWEST DAILY MEAN	.06 A	Jan 29,30	.09	Aug 21	.00	B
ANNUAL SEVEN-DAY MINIMUM	.07	Jan 25	.12	Aug 17	.00	Oct 1 1963
MAXIMUM PEAK FLOW			1830	Oct 5	5910 C	Dec 7 1966
MAXIMUM PEAK STAGE			12.17	Oct 5	14.75 D	Aug 5 1998
INSTANTANEOUS LOW FLOW			.08	Aug 19,21
ANNUAL RUNOFF (CFSM)	.56		.80		.75
ANNUAL RUNOFF (INCHES)	7.69		10.81		10.18
10 PERCENT EXCEEDS	35		59		60
50 PERCENT EXCEEDS	4.8		9.6		4.8
90 PERCENT EXCEEDS	.58		.75		.09

	A - Estimated, but may have been less during periods of estimated discharges in Jan. and Feb.
	B - Many days in most years.
	C - From rating curve extended above 2,200 ft³/s, gage height, 14.45 ft.
	D - Discharge, 5,030 ft³/s.