03346000 DATA: Discharge Tables, 2000

Station list Available data
WABASH RIVER BASIN

03346000 NORTH FORK EMBARRAS RIVER NEAR OBLONG, IL

LOCATION.-- Lat 39°00'36", long 87°56'44", in NW1/4NW1/4 sec.35, T.7 N., R.14 W., Crawford County, Hydrologic Unit 05120112, on left bank at downstream side of bridge on State Highway 33, 0.8 mi upstream from railroad bridge, 2 mi west of Oblong, and at mile 10.5.

DRAINAGE AREA.-- 318 mi².

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

DISCHARGE: October 1940 to current year.

STAGE: Water years 1994-2000.

SURFACE-WATER QUALITY

CHEMICAL: Water years 1978-91.

GAGE.-- Water-stage recorder, phone telemeter and crest-stage gage. Datum of gage is 456.19 ft above sea level. Prior to Dec. 11, 1940, nonrecording gage and Dec. 11, 1940, to Sept. 30, 1964, water-stage recorder at same site at datum 2.00 ft higher. Oct. 8, 1971 to May 15, 1979, water-stage recorder at site 0.8 mi downstream at present datum.

REMARKS FOR CURRENT YEAR.-- Records fair except those for Oct. 8 to Feb. 19 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	.66	e.55	1.1	e2.5	e3.8	68	25	36	70	94	251	58
2	.60	e.50	1.1	e2.6	e4.0	47	23	33	56	78	119	46
3	.57	e.45	.98	e3.0	e4.5	37	22	31	45	68	856	39
4	.61	e.42	1.2	e4.5	e4.8	31	21	31	37	64	849	34
5	.69	e.40	1.4	e3.5	e5.0	27	20	30	32	1500	212	30

6	.74	e.38	1.5	e3.7	e4.5	24	19	28	29	3430	157	27
7	.77	e.36	1.5	e10	e4.0	20	156	27	27	2750	1300	25
8	1.9	e.34	1.4	e9.5	e3.7	19	1150	29	25	353	3690	23
9	2.0	e.32	1.3	e8.0	e3.5	17	471	49	22	183	830	22
10	1.8	e.30	2.5	e6.5	e3.3	16	158	127	20	141	208	436

11	4.6	e.28	2.0	e5.5	e3.8	16	106	242	20	429	134	4990
12	3.1	e.27	1.9	e4.8	e4.0	17	77	106	19	1990	99	5570
13	1.8	e.26	3.2	e4.3	e3.5	19	60	88	21	3540	78	826
14	1.3	e.25	2.6	e3.9	e5.0	27	50	106	26	2200	65	188
15	1.2	e.24	1.9	e3.5	e4.7	39	43	63	23	277	58	131

16	1.1	e.23	e2.3	e3.3	e4.0	53	42	41	32	186	50	102
17	1.2	e.21	e4.0	e3.1	e3.5	54	269	36	630	151	44	80
18	1.3	e.20	e3.5	e2.9	e15	38	494	96	972	120	41	66
19	e1.1	e.20	e3.2	e2.7	e40	70	206	78	240	e1000	55	56
20	e1.0	e.40	e2.9	e7.0	90	467	137	39	122	e550	55	48

21	e.90	e1.0	e2.6	e6.0	44	434	307	29	499	e170	38	49
22	e.80	e3.0	e2.5	e5.5	31	180	194	26	1390	105	32	52
23	e.70	e1.8	e2.4	4.7	25	112	122	26	707	83	543	47
24	e.65	e1.2	e2.1	4.5	23	81	100	35	1190	69	819	127
25	e.60	e1.0	e2.1	e4.4	29	64	94	31	2210	61	258	1340

26	e.55	e2.7	e2.2	e4.2	44	51	76	29	1610	54	136	3070
27	e.50	e2.1	e2.2	e4.0	390	44	61	663	465	48	877	2380
28	e.70	e1.6	e2.3	e3.8	270	40	52	1200	233	45	523	340
29	e.80	e1.4	e2.3	e3.7	115	36	45	265	155	68	170	179
30	e.70	e1.2	e2.4	e3.7	---	31	40	142	117	84	106	133

31	e.60	---	e2.5	e3.7	---	27	---	95	---	124	76	---

TOTAL	35.54	23.56	67.08	143.0	1185.6	2206	4640	3857	11044	20015	12729	20514
MEAN	1.15	.79	2.16	4.61	40.9	71.2	155	124	368	646	411	684
MAX	4.6	3.0	4.0	10	390	467	1150	1200	2210	3540	3690	5570
MIN	.50	.20	.98	2.5	3.3	16	19	26	19	45	32	22
CFSM	.00	.00	.01	.01	.13	.22	.49	.39	1.16	2.03	1.29	2.15
IN.	.00	.00	.01	.02	.14	.26	.54	.45	1.29	2.34	1.49	2.40

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1941 - 2000, BY WATER YEAR (WY)
MEAN	44.5	193	294	387	439	497	478	377	241	136	88.7	81.2
MAX	565	1757	1755	2798	1777	1469	1521	2825	1346	1010	471	900
(WY)	1950	1986	1968	1950	1982	1973	1984	1943	1945	1958	1985	1989
MIN	.013	.13	.56	.92	4.82	2.37	10.4	19.0	4.07	.46	.26	.10
(WY)	1954	1954	1954	1977	1954	1954	1954	1941	1954	1954	1954	1954

SUMMARY STATISTICS	FOR 1999 CALENDAR YEAR		FOR 2000 WATER YEAR		WATER YEARS 1941 - 2000
ANNUAL TOTAL	127434.05		76459.78
ANNUAL MEAN	349		209		270
HIGHEST ANNUAL MEAN					644	1950
LOWEST ANNUAL MEAN					3.88	1954
HIGHEST DAILY MEAN	12700	Jan 22	5570	Sep 12	20300	Jan 4 1950
LOWEST DAILY MEAN	.20	A	.20	A	.00	B
ANNUAL SEVEN-DAY MINIMUM	.23	Nov 13	.23	Nov 13	.00	Sep 13 1953
INSTANTANEOUS PEAK FLOW			7930	Sep 11	27100 C	Jan 4 1950
INSTANTANEOUS PEAK STAGE			19.05	Sep 11	24.38 D	Jan 4 1950
ANNUAL RUNOFF (CFSM)	1.10		.66		.85
ANNUAL RUNOFF (INCHES)	14.91		8.94		11.55
10 PERCENT EXCEEDS	722		468		600
50 PERCENT EXCEEDS	50		30		45
90 PERCENT EXCEEDS	.74		.80		2.6

A - Estimated, Nov. 18, 19, but may have been less during periods of estimated discharges in Oct. and Nov.
B - Many days in 1953-54, 1964, 1988.
C - From rating curve extended above 16,000 ft³/s.
D - Present datum.