05519000 DATA: Discharge Tables, 1999

Station list Available data
ILLINOIS RIVER BASIN

05519000 SINGLETON DITCH AT SCHNEIDER, IN

LOCATION.--Lat 41°12'44", long 87°26'44", in SW1/4NW1/4 sec.22, T.32 N., R.9 W., Lake County, Hydrologic Unit 07120001, on left bank 15 ft upstream from bridge on Ackerman Avenue, 0.5 mi upstream from Bruce Ditch, 1.5 mi downstream from Cedar Creek, 1.6 mi north of Schneider, and at mile 10.1.

DRAINAGE AREA.--123 mi².

PERIOD OF RECORD.--July 1948 to current year.

REVISED RECORDS.--WSP 1915: 1956-59. WSP 2115: Drainage area.

GAGE.--Water-stage recorder. Datum of gage is 623.67 ft above sea level. Prior to Oct. 1, 1949, nonrecording gage at same site at datum 2.00 ft higher. Oct. 1, 1949, to Aug. 13, 1951, nonrecording gage at same site and datum.

REMARKS.--Records good except for estimated daily discharges, which are poor.

DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999 DAILY MEAN VALUES
DAY	OCT	NOV	DEC	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP

1	45	40	38	e37	225	128	68	340	153	165	54	25
2	43	41	38	e37	244	119	66	279	173	204	37	24
3	44	43	38	e36	261	145	64	217	133	134	32	24
4	43	45	38	e36	222	148	66	179	103	109	32	24
5	40	45	37	e35	191	132	62	174	89	92	31	24

6	41	48	40	e37	182	172	72	173	77	83	30	24
7	41	62	83	e36	178	178	65	167	70	75	29	24
8	39	43	72	e36	239	161	60	147	64	69	31	24
9	39	38	58	e37	285	154	71	132	57	65	29	23
10	38	57	52	e39	230	148	70	119	57	60	29	23

11	38	64	49	e40	206	139	87	108	58	54	23	24
12	37	46	47	e38	249	132	91	104	298	51	23	23
13	37	44	45	e37	203	129	78	108	419	50	31	24
14	36	44	44	e36	176	125	72	111	331	48	29	24
15	37	44	44	e37	165	127	76	99	203	45	29	24

16	37	49	44	e44	158	160	397	92	156	43	25	23
17	37	49	42	e60	154	324	437	89	126	43	24	23
18	40	47	41	e82	144	237	299	87	106	40	23	23
19	44	46	42	e90	137	181	234	79	94	38	25	24
20	e41	40	40	e78	132	157	195	73	85	39	27	24

21	e40	38	e39	131	125	141	177	70	77	57	25	25
22	e43	39	e39	310	119	127	370	73	70	42	26	25
23	e42	40	e38	1070	115	115	1360	72	68	36	27	26
24	e41	38	e38	1260	111	105	1010	76	65	39	28	24
25	40	39	e37	792	110	96	620	72	63	35	36	24

26	39	39	e39	509	107	90	419	65	59	33	37	24
27	39	38	e40	422	116	84	404	61	99	32	31	24
28	42	38	e41	449	134	80	1060	59	89	30	27	25
29	41	37	e42	334	---	77	709	56	73	29	26	30
30	43	38	e39	279	---	72	462	55	62	29	25	29

31	42	---	e38	245	---	69	---	55	---	37	25	---

TOTAL	1249	1319	1362	6709	4918	4252	9221	3591	3577	1906	906	731
MEAN	40.3	44.0	43.9	216	176	137	307	116	119	61.5	29.2	24.4
MAX	45	64	83	1260	285	324	1360	340	419	204	54	30
MIN	36	37	37	35	107	69	60	55	57	29	23	23
CFSM	.33	.36	.36	1.76	1.43	1.12	2.50	.94	.97	.50	.24	.20
IN.	.38	.40	.41	2.03	1.49	1.29	2.79	1.09	1.08	.58	.27	.22

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1949 - 1999, BY WATER YEAR (WY)
MEAN	60.0	87.1	114	130	151	211	214	147	123	72.4	49.8	46.1
MAX	295	471	457	475	486	634	477	421	481	321	237	308
(WY)	1994	1986	1991	1993	1959	1982	1950	1974	1997	1996	1990	1993
MIN	7.54	11.8	8.13	17.5	15.6	34.3	48.6	30.6	26.3	10.6	7.09	7.78
(WY)	1964	1957	1964	1977	1964	1957	1963	1958	1988	1988	1964	1964

SUMMARY STATISTICS	FOR 1998 CALENDAR YEAR		FOR 1999 WATER YEAR		WATER YEARS 1949 - 1999
ANNUAL TOTAL	55439		39741
ANNUAL MEAN	152		109		117
HIGHEST ANNUAL MEAN					227	1993
LOWEST ANNUAL MEAN					24.0	1964
HIGHEST DAILY MEAN	1570	Mar 19	1360	Apr 23	2990	Mar 5 1976
LOWEST DAILY MEAN	36	Oct 14	23	Aug 11	3.6	Sep 7 1964
ANNUAL SEVEN-DAY MINIMUM	37	Oct 11	23	Sep 12	3.8	Sep 4 1964
INSTANTANEOUS PEAK FLOW			1590	Apr 23	3550	Mar 5 1976
INSTANTANEOUS PEAK STAGE			10.17	Apr 23	12.54	Nov 28 1990
ANNUAL RUNOFF (CFSM)	1.23		.89		.95
ANNUAL RUNOFF (INCHES)	16.77		12.02		12.91
10 PERCENT EXCEEDS	322		227		257
50 PERCENT EXCEEDS	92		54		62
90 PERCENT EXCEEDS	40		26		19