05591550 DATA: Discharge Tables, 2003

Station list Available data
KASKASKIA RIVER BASIN

05591550 WHITLEY CREEK NEAR ALLENVILLE, IL


LOCATION.-- Lat 39°30'24", long 88°31'39" (NAD of 1927), in SE1/4SE1/4 sec.4, T.12 N., R.6 E., Moultrie County, Hydrologic Unit 07140201, on left downstream side of bridge on County Highway 3 (1500 E), 3.3 mi south of Allenville, and at mile 5.8.

DRAINAGE AREA.-- 34.6 mi².

PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE
	DISCHARGE: February 1980 to current year.
	STAGE: Water years 1994 to current year. Gage-height record for January 1963 to February 1980 available in files of U.S. Army Corps of Engineers.

REVISED RECORDS.-- WDR IL-81-1: 1980.

GAGE.-- Water-stage recorder and U.S. Army Corps of Engineers satellite telemeter. Datum of gage is 617.00 ft above NGVD of 1929 (levels by U.S. Army Corps of Engineers).

EXTREMES FOR PERIOD OF RECORD.--
SURFACE-WATER DISHCARGE AND STAGE: Maximum discharge, 3,260 ft³/s, May 12, 2002, gage height, 13.38 ft, from rating curve extended above 1,890 ft³/s; no flow for many days in most years.

EXTREMES OUTSIDE PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Flood of July 1971 reached a stage of 13.67 ft, discharge not determined, from U.S. Army Corps of Engineers.

REMARKS FOR CURRENT YEAR.-- Records fair 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	0.00	0.00	0.00	4.7	e0.18	e0.66	1.1	0.53	5.9	0.65	0.26	175
2	0.00	0.00	0.00	2.3	e0.21	e0.70	0.97	0.53	5.3	0.60	0.28	97
3	0.00	0.00	0.00	1.1	e0.29	e0.60	0.91	0.50	7.5	0.58	0.27	37
4	0.00	0.00	0.00	0.67	e0.40	e0.62	1.1	0.64	6.7	0.61	0.25	20
5	0.00	0.00	0.00	0.63	0.64	e0.65	1.3	14	5.2	0.56	0.24	14

6	0.00	0.00	0.00	0.56	0.59	e0.72	0.91	7.7	4.7	0.51	0.24	8.1
7	0.00	0.00	0.00	0.51	0.50	e0.76	1.2	5.7	5.3	0.44	0.25	4.7
8	0.00	0.00	0.00	0.53	0.37	e0.80	1.1	4.2	4.3	0.28	0.25	2.8
9	0.00	0.00	0.00	0.52	0.38	e0.68	0.94	18	3.4	5.0	0.22	1.7
10	0.00	0.00	0.00	0.43	0.36	0.61	0.80	267	3.6	207	0.17	1.3

11	0.00	0.00	0.00	0.31	0.24	0.62	0.79	176	4.4	62	0.13	0.88
12	0.00	0.00	0.00	0.26	0.19	0.69	0.75	71	5.0	27	0.10	0.69
13	0.00	0.00	0.00	e0.22	0.18	3.3	0.68	40	4.5	15	0.09	0.63
14	0.00	0.00	0.00	e0.18	0.21	5.1	0.61	29	4.0	9.5	0.05	0.60
15	0.00	0.00	0.00	e0.15	e0.50	3.3	0.64	23	4.1	5.8	0.01	0.58

16	0.00	0.00	0.00	e0.12	e1.3	2.4	0.63	19	3.0	3.5	0.00	0.58
17	0.00	0.00	0.00	e0.10	e0.95	1.9	0.76	17	2.1	1.8	0.00	0.57
18	0.00	0.00	0.00	e0.08	e0.80	1.7	0.67	15	1.8	1.2	0.00	0.53
19	0.00	0.00	e0.05	e0.07	e1.3	2.0	0.65	14	3.6	1.1	0.00	0.53
20	0.00	0.00	e0.15	e0.06	e2.4	2.9	0.92	31	3.3	0.85	0.00	0.53

21	0.00	0.00	0.39	e0.05	e2.1	3.8	1.00	20	2.8	5.1	0.00	0.53
22	0.00	0.00	0.54	e0.04	e1.7	3.5	0.71	16	2.0	6.3	0.00	0.53
23	0.00	0.00	0.38	e0.05	e1.4	2.8	0.61	14	1.4	5.1	0.00	0.56
24	0.00	0.00	0.26	e0.06	e1.2	2.2	0.58	12	1.1	2.3	0.00	0.58
25	0.00	0.00	0.23	e0.07	e1.0	1.8	1.1	12	0.91	0.95	0.00	0.57

26	0.00	0.00	0.27	e0.08	e0.90	1.5	1.1	10	1.0	0.57	0.00	0.57
27	0.00	0.00	0.19	e0.09	e0.80	1.2	0.84	9.0	0.98	0.43	0.00	2.9
28	0.00	0.00	0.19	e0.10	e0.72	1.4	0.81	8.7	0.87	0.39	0.00	8.3
29	0.00	0.00	0.21	e0.12	---	1.5	0.72	8.7	0.77	0.37	0.00	7.9
30	0.00	0.00	0.39	e0.14	---	1.2	0.62	7.9	0.70	0.30	0.00	5.4

31	0.00	---	5.7	e0.16	---	1.1	---	7.4	---	0.28	0.78	---

TOTAL	0.00	0.00	8.95	14.46	21.81	52.71	25.52	879.50	100.23	366.07	3.59	395.56
MEAN	0.000	0.000	0.29	0.47	0.78	1.70	0.85	28.4	3.34	11.8	0.12	13.2
MAX	0.00	0.00	5.7	4.7	2.4	5.1	1.3	267	7.5	207	0.78	175
MIN	0.00	0.00	0.00	0.04	0.18	0.60	0.58	0.50	0.70	0.28	0.00	0.53
CFSM	0.00	0.00	0.01	0.01	0.02	0.05	0.02	0.82	0.10	0.34	0.00	0.38
IN.	0.00	0.00	0.01	0.02	0.02	0.06	0.03	0.95	0.11	0.39	0.00	0.43

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1980 - 2003, BY WATER YEAR (WY)
MEAN	13.8	32.4	36.8	35.3	46.3	45.1	52.2	53.5	35.5	11.7	3.13	6.34
MAX	88.0	235	131	122	124	117	146	227	102	39.8	14.1	54.2
(WY)	2001	1993	1983	1993	1982	1998	1994	2002	1998	2000	1981	1993
MIN	0.000	0.000	0.13	0.19	0.78	1.70	0.85	8.19	1.27	0.031	0.000	0.000
(WY)	1989	2000	2000	1981	2003	2003	2003	2000	1991	1991	1984	1983

SUMMARY STATISTICS	FOR 2002 CALENDAR YEAR		FOR 2003 WATER YEAR		WATER YEARS 1980 - 2003
ANNUAL TOTAL	16378.20		1868.40
ANNUAL MEAN	44.9		5.12		31.0
HIGHEST ANNUAL MEAN					61.0	2002
LOWEST ANNUAL MEAN					5.12	2003
HIGHEST DAILY MEAN	1400	May 7	267	May 10	1680	May 16 1990
LOWEST DAILY MEAN	0.00	Many days	0.00	Many days	0.00	A
ANNUAL SEVEN-DAY MINIMUM	0.00	Many days	0.00	Many days	0.00	A
MAXIMUM PEAK FLOW			606	May 10	3260 B	May 12 2002
MAXIMUM PEAK STAGE			9.26	May 10	13.38	May 12 2002
ANNUAL RUNOFF (CFSM)	1.30		0.15		0.90
ANNUAL RUNOFF (INCHES)	17.61		2.01		12.18
10 PERCENT EXCEEDS	106		7.8		70
50 PERCENT EXCEEDS	6.3		0.58		11
90 PERCENT EXCEEDS	0.00		0.00		0.00

	A - Many days in most years.
	B - From rating curve extended above 1,890 ft³/s.