05525500 DATA: Discharge Tables, 2001

Station list Available data
ILLINOIS RIVER BASIN

05525500 SUGAR CREEK AT MILFORD, IL

LOCATION.-- Lat 40°37'48", long 87°43'26", in NW1/4NE1/4 sec.16, T.25 N., R.12 W., Iroquois County, Hydrologic Unit 07120002, on pier at downstream side of bridge on County Highway 9,200 ft downstream from Mud Creek, 1 mi west of Milford, and at mile 23.9.

DRAINAGE AREA.-- 446 mi².

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

DISCHARGE: July 1948 to current year.

STAGE: Water years 1994-2001.

SURFACE-WATER QUALITY

CHEMICAL: Water years 1978-91, and 1999 to current.

MISCELLANEOUS: Contaminants in streambed sediments, August 1999; contaminants in fish tissue, August 1999.

BIOLOGICAL

BENTHIC MACROINVERTEBRATES: Water year 1999.

FISH: Water year 1999.

HABITAT: Water year 1999.

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

GAGE.-- Water-stage recorder and phone telemeter. Datum of gage is 622.00 ft above sea level. Prior to July 23, 1970, nonrecording gage at same site and datum.

EXTREMES FOR PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 22,900 ft³/s, Feb. 21, 1951, gage height, 20.90 ft, from rating curve extended above 8,200 ft³/s; maximum gage height, 28.16 ft, Apr. 12, 1994; minimum discharge, 2.0 ft³/s, Sept. 1, 2, 7, 1972, Oct. 8, 1994.

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	12	16	48	e29	e1500	1400	181	195	350	92	36	1360
2	14	16	e46	e30	e1000	914	166	191	560	84	31	1040
3	15	17	e44	e32	e800	691	157	175	691	85	30	601
4	21	17	e43	e34	e550	584	144	161	522	156	30	257
5	29	16	e42	e35	e470	498	140	168	1110	360	38	121

6	51	16	e46	e36	e420	413	224	163	4330	224	32	68
7	48	18	55	e35	e380	365	599	157	3720	151	29	51
8	31	20	51	e34	818	329	585	154	2480	146	29	51
9	23	26	40	e32	2170	297	401	142	1540	557	27	185
10	19	184	44	e30	4300	265	609	136	959	637	24	481

11	15	177	47	e28	3270	256	1770	134	656	389	20	351
12	10	133	62	e26	1780	237	2910	129	499	235	17	182
13	9.8	116	e100	e30	998	250	1800	116	411	156	18	104
14	11	164	e95	e40	918	229	1100	112	349	117	16	70
15	15	131	e75	e60	1730	217	806	114	316	96	16	53

16	18	106	e60	e100	1590	239	789	114	289	82	16	43
17	17	89	e55	e160	1120	487	644	128	247	73	17	37
18	10	70	e50	e140	694	722	504	293	219	69	20	34
19	11	61	e46	e110	518	654	438	392	200	65	28	39
20	13	55	e43	e80	421	523	401	341	180	61	23	57

21	15	43	e41	e60	336	432	369	268	181	54	22	60
22	18	e45	e39	e52	305	370	347	222	216	49	23	52
23	18	45	e37	e45	277	324	344	179	205	48	34	43
24	18	42	e36	e41	564	288	335	166	174	61	37	36
25	18	43	e35	e38	5980	250	286	164	149	57	67	34

26	18	50	e34	e36	6580	226	262	259	133	55	117	29
27	18	57	e33	e34	3860	217	248	718	122	55	114	27
28	18	56	e32	e32	2310	200	223	753	117	47	73	25
29	17	54	e31	e70	---	199	201	545	109	45	52	23
30	17	52	e30	e300	---	193	194	386	100	41	138	21

31	16	---	e29	e1700	---	185	---	304	---	38	1240	---

TOTAL	583.8	1935	1469	3509	45659	12454	17177	7479	21134	4385	2414	5535
MEAN	18.8	64.5	47.4	113	1631	402	573	241	704	141	77.9	184
MAX	51	184	100	1700	6580	1400	2910	753	4330	637	1240	1360
MIN	9.8	16	29	26	277	185	140	112	100	38	16	21
CFSM	.04	.14	.11	.25	3.66	.90	1.28	.54	1.58	.32	.17	.41
IN.	.05	.16	.12	.29	3.81	1.04	1.43	.62	1.76	.37	.20	.46

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1948 - 2001, BY WATER YEAR (WY)
MEAN	112	221	356	400	539	650	698	557	499	311	100	110
MAX	1290	1964	1361	2240	1918	1915	1908	1824	1722	1599	814	1250
(WY)	1994	1986	1991	1950	1951	1979	1994	1998	1980	1993	1977	1993
MIN	4.55	7.69	5.57	4.06	12.0	64.5	110	56.6	27.2	10.8	6.13	4.27
(WY)	1964	1964	1964	1977	1963	1981	1986	1988	1988	1988	1988	1988

SUMMARY STATISTICS	FOR 2000 CALENDAR YEAR		FOR 2001 WATER YEAR		WATER YEARS 1948 - 2001
ANNUAL TOTAL	47587.6		123733.8
ANNUAL MEAN	130		339		378
HIGHEST ANNUAL MEAN					855	1993
LOWEST ANNUAL MEAN					87.2	1954
HIGHEST DAILY MEAN	2990	Jul 6	6580	Feb 26	15200	Apr 13 1994
LOWEST DAILY MEAN	8.0	Sep 3	9.8	Oct 13	2.5	Sep 1 1972
ANNUAL SEVEN-DAY MINIMUM	8.6	Jan 23	13	Oct 12	2.9	Sep 11 1988
MAXIMUM PEAK FLOW			8330	Feb 25	22900 A	Feb 21 1951
MAXIMUM PEAK STAGE			20.68	Feb 25	28.16	Apr 12 1994
INSTANTANEOUS LOW FLOW			8.7	Oct 12, 13	2.0	B
ANNUAL RUNOFF (CFSM)	.29		.76		.85
ANNUAL RUNOFF (INCHES)	3.97		10.32		11.53
10 PERCENT EXCEEDS	277		734		992
50 PERCENT EXCEEDS	52		110		125
90 PERCENT EXCEEDS	11		18		11

	A - Gage height, 20.90 ft., from rating curve extended above 8,200 ft³/s.
	B - Sept. 1, 2, 7, 1972; Oct. 8, 1994.