05593575 DATA: Discharge Tables, 2002

Station list Available data
KASKASKIA RIVER BASIN


LOCATION.-- Lat 38°26'30", long 89°25'00" (NAD of 1927), in center of sec.15, T.1 S., R.3 W., Washington County, Hydrologic Unit 07140202, on right bank at upstream side of bridge on State Highway 177, 2.5 mi west of New Minden, 7.0 mi northwest of Nashville, and at mile 10.6.

DRAINAGE AREA.-- 84.3 mi².

PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE
	DISCHARGE: October 1967 to current year.
	STAGE: Water years 1994-2002.

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

GAGE.-- Water-stage recorder, phone telemeter, and crest-stage gage. Datum of gage is 414.12 ft above NGVD of 1929. Prior to July 2, 1973, nonrecording gage at same site and datum.

EXTREMES FOR PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 11,900 ft³/s, May 17, 1995, gage height, 21.76 ft; no flow at times in most years.

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

DISCHARGE, in CFS, WATER YEAR OCTOBER 2001 TO SEPTEMBER 2002 DAILY MEAN VALUES
DAY	OCT	NOV	DEC	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP

1	0.35	1.9	76	e2.0	1070	e32	42	15	9.4	1.8	1.0	0.18
2	0.33	1.6	20	e1.7	378	107	32	13	7.3	1.2	0.99	0.23
3	0.33	1.6	9.1	e1.5	56	257	27	11	5.7	0.89	0.82	0.30
4	0.30	1.8	5.4	e1.3	34	50	23	8.7	5.3	0.73	1.7	0.26
5	0.33	1.9	3.5	e1.4	21	26	19	7.4	4.4	0.58	2.0	0.23

6	0.36	1.7	4.3	e1.6	16	26	18	43	4.3	0.52	25	0.20
7	0.46	1.5	35	e1.9	15	24	16	380	4.4	0.51	18	0.18
8	0.86	1.3	19	e2.3	13	19	322	888	3.5	0.44	3.4	0.15
9	0.88	1.2	9.8	e2.7	12	1180	219	1320	3.1	0.34	2.2	0.12
10	0.83	1.2	5.6	3.6	10	1190	53	515	3.0	0.24	1.2	0.09

11	1.0	1.2	3.4	4.0	8.6	145	32	59	3.6	0.18	0.78	0.08
12	4.3	1.1	4.4	3.9	7.7	76	105	43	31	0.30	0.63	0.08
13	5.5	1.1	148	3.4	6.6	69	364	1550	13	0.33	0.56	0.01
14	20	1.1	269	3.2	6.0	49	86	1450	5.5	1.1	0.52	0.00
15	15	1.2	214	3.0	5.4	40	68	190	3.6	1.1	0.52	0.00

16	10	1.2	424	2.8	5.3	178	33	47	2.8	0.57	0.77	0.00
17	21	1.3	1170	2.4	4.8	87	21	118	2.3	0.40	0.59	0.16
18	9.4	1.4	760	2.1	4.6	55	15	148	1.9	0.48	0.54	9.9
19	4.5	1.6	98	2.2	92	296	13	57	1.9	0.31	0.74	6.2
20	2.5	1.8	42	2.5	773	1070	14	31	1.8	0.74	e5.0	2.4

21	2.1	1.6	24	3.0	202	371	35	20	1.4	1.3	e2.5	5.5
22	1.9	1.5	16	2.6	50	72	110	16	1.2	0.72	1.1	4.7
23	2.2	1.5	14	2.7	29	46	35	13	1.1	0.46	0.83	1.5
24	5.0	2.7	14	3.7	20	38	16	11	1.1	0.32	0.67	0.74
25	89	19	11	8.5	16	570	20	11	0.86	0.26	0.51	0.46

26	36	8.7	8.3	7.4	26	629	15	11	0.79	0.24	0.42	0.35
27	12	4.2	e6.0	4.8	e22	201	127	9.1	0.91	0.29	0.43	0.31
28	6.4	3.2	e4.5	3.5	e18	79	214	8.2	1.1	1.0	0.40	0.25
29	4.0	9.7	e3.6	3.0	---	147	52	72	1.9	1.2	0.30	0.22
30	2.5	199	e2.9	3.4	---	166	22	28	3.1	1.0	0.25	0.21

31	2.0	---	e2.4	188	---	65	---	13	---	0.87	0.20	---

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1968 - 2002, BY WATER YEAR (WY)
MEAN	21.68	76.80	89.27	89.45	112.7	139.9	135.2	87.40	56.87	45.54	9.689	14.17
MAX	143	600	485	244	407	381	542	910	345	413	56.3	254
(WY)	1970	1986	1983	1969	1982	1979	1996	1995	2000	1969	1998	1993
MIN	0.17	0.19	0.52	0.084	1.59	1.25	1.48	1.43	0.34	0.61	0.038	0.16
(WY)	1969	1981	1990	1977	1978	1981	1981	1976	1988	1984	1984	1985

SUMMARY STATISTICS	FOR 2001 CALENDAR YEAR		FOR 2002 WATER YEAR		WATER YEARS 1968 - 2002
ANNUAL TOTAL	12991.69		24066.09
ANNUAL MEAN	35.59		65.93		72.95
HIGHEST ANNUAL MEAN					132	1985
LOWEST ANNUAL MEAN					8.83	1976
HIGHEST DAILY MEAN	1170	Dec 17	1550	May 13	8070	May 17 1995
LOWEST DAILY MEAN	0.30	Oct 4	0.00	Sep 14-16	0.00	A
ANNUAL SEVEN-DAY MINIMUM	0.33	Sep 29	0.04	Sep 10	0.00	Nov 22 1967
MAXIMUM PEAK FLOW			2750	May 13	11900	May 17 1995
MAXIMUM PEAK STAGE			17.59	May 13	21.76	May 17 1995
ANNUAL RUNOFF (CFSM)	0.42		0.78		0.87
ANNUAL RUNOFF (INCHES)	5.73		10.62		11.76
10 PERCENT EXCEEDS	55		146		121
50 PERCENT EXCEEDS	4.4		4.3		4.7
90 PERCENT EXCEEDS	0.84		0.33		0.31

A - At times in most years.