05525500 DATA: Discharge Tables, 1998

Station list Available data
ILLINOIS RIVER BASIN

05525500 SUGAR CREEK AT MILFORD, IL

LOCATION.--Lat 40°37'50", long 87°43'25", 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.--July 1948 to current year.

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

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

REMARKS.--Records good except those for estimated daily discharges, which are poor. Gage-height telemeter at station.

DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998 DAILY MEAN VALUES
DAY	OCT	NOV	DEC	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP

1	e9.5	e20	40	100	329	219	1530	1800	281	949	80	22
2	e10	e18	33	87	301	205	1420	1500	254	752	71	21
3	e10	e16	29	80	254	202	1030	1670	230	467	66	21
4	e9.6	e15	26	260	231	190	799	5850	218	1190	64	21
5	e9.4	e14	22	553	217	172	652	5370	206	1570	64	20

6	e10	e13	17	1190	196	159	569	3390	189	1100	63	19
7	e11	e12	17	1180	177	154	516	2740	176	3610	70	19
8	11	e12	17	1540	163	224	1180	8070	167	6980	280	19
9	e12	e12	18	2650	152	1520	1680	6740	404	4390	302	18
10	e13	e12	21	2220	145	2630	2080	4020	969	2510	208	17

11	e13	e11	27	1360	157	2050	1280	2400	1410	1380	141	17
12	e14	e11	29	797	239	1350	855	1420	7040	768	89	16
13	e15	e10	28	521	325	883	690	881	5990	505	69	16
14	16	e11	26	374	292	720	806	672	3740	380	59	16
15	15	e13	30	355	246	705	1020	549	2500	309	53	15

16	15	e11	29	297	229	737	1280	479	2780	263	92	15
17	16	e10	25	260	244	1460	1170	407	4130	225	96	15
18	17	e11	22	224	538	6210	877	366	2540	197	53	15
19	e16	e10	21	197	718	6040	678	370	2320	175	42	14
20	e15	e10	20	185	572	4150	548	1450	2100	159	36	14

21	e15	e11	21	175	461	4840	641	751	1350	214	33	14
22	e14	e11	23	170	385	4320	701	483	804	238	30	13
23	e14	e11	30	166	344	2980	593	763	698	514	28	13
24	e14	e11	45	155	311	1890	505	920	689	515	28	13
25	e14	e11	158	144	274	1300	443	995	492	263	27	14

26	e16	e11	253	138	258	945	413	623	400	176	26	14
27	e17	e12	201	134	263	741	351	469	345	146	24	13
28	e19	e14	152	173	237	1540	310	390	305	128	23	13
29	e21	e17	128	289	---	3700	328	343	484	113	23	13
30	e25	e31	110	371	---	2980	934	317	1420	98	24	13

31	e23	---	92	355	---	1790	---	332	---	89	23	---

TOTAL	449.5	392	1710	16700	8258	57006	25879	56530	44631	30373	2287	483
MEAN	14.5	13.1	55.2	539	295	1839	863	1824	1488	980	73.8	16.1
MAX	25	31	253	2650	718	6210	2080	8070	7040	6980	302	22
MIN	9.4	10	17	80	145	154	310	317	167	89	23	13
CFSM	.03	.03	.12	1.21	.66	4.12	1.93	4.09	3.34	2.20	.17	.04
IN.	.04	.03	.14	1.39	.69	4.75	2.16	4.72	3.72	2.53	.19	.04

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1948 - 1998, BY WATER YEAR (WY)
MEAN	118	232	375	409	527	670	707	572	503	316	103	112
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 1997 CALENDAR YEAR		FOR 1998 WATER YEAR		WATER YEARS 1948 - 1998
ANNUAL TOTAL	143879.4		244698.5
ANNUAL MEAN	394		670		386
HIGHEST ANNUAL MEAN					855	1993
LOWEST ANNUAL MEAN					87.2	1954
HIGHEST DAILY MEAN	4490	Feb 28	8070	May 8	15200	Apr 13 1994
LOWEST DAILY MEAN	8.9 A	Sep 30	9.4 A	Oct 5	2.5	Sep 1 1972
ANNUAL SEVEN-DAY MINIMUM	9.6	Sep 30	9.9	Oct 1	2.9	Sep 11 1988
INSTANTANEOUS PEAK FLOW			9240	May 8	22900 B	Feb 21 1951
INSTANTANEOUS PEAK STAGE			21.30	May 8	28.16	Apr 12 1994
INSTANTANEOUS LOW FLOW					2.0	C
ANNUAL RUNOFF (CFSM)	.88		1.50		.87
ANNUAL RUNOFF (INCHES)	12.00		20.41		11.77
10 PERCENT EXCEEDS	1140		1790		1010
50 PERCENT EXCEEDS	155		197		129
90 PERCENT EXCEEDS	14		13		11

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