05548105 DATA: Discharge Tables, 1999

Station list Available data
ILLINOIS RIVER BASIN

05548105 NIPPERSINK CREEK ABOVE WONDER LAKE, IL

LOCATION.-- Lat 42°23'07",long 88°22'09", in NE1/4, NW 1/4, sec. 13, T. 45N., R. 7E., McHenry County, Hydrologic Unit 07120006, on left bank at downstream side of bridge on Thompson Road, at west edge of Wonder Lake and 1.1 miles east of Greenwook, and at mile 19.7.

DRAINAGE AREA.-- 84.5 mi².

PERIOD OF RECORD.-- Annual maximum, water years 1965 to 1977. June 1994 to September 1997, October 1998 to September 1999.

GAGE.-- Water-stage recorder and crest-stage gage. Datum of gage is 798.00 ft above sea level. Prior to June 13, 1994, at datum 8.31 ft higher.

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

EXTREMES FOR PERIOD OF RECORD.-- Maximum gage height, 13.95 ft, present datum, June 11, 1967, discharge not determined; maximum discharge, 3,690 ft³/s, June 13, 1999, gage height, 11.63 ft; minimum discharge, 5.5 ft³/s, Sept. 12, 1995.

EXTREMES OUTSIDE THE PERIOD OF RECORD.-- Maximum stage of 12.26 ft, present datum, occurred between Sept. 30, 1977 and June 13, 1994, from floodmark obtained from crest-stage gage, discharge not determined.

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	e15	31	34	e25	e110	66	42	115	72	79	26	17
2	e16	29	40	24	e130	68	41	101	255	74	24	17
3	e21	27	36	e25	e150	76	43	89	158	72	23	16
4	e22	30	33	e25	e130	66	47	82	102	69	22	16
5	e25	32	30	e25	e125	63	51	78	84	62	21	16

6	e37	22	45	e25	e110	60	57	123	69	58	21	14
7	e37	21	110	e25	e100	60	60	153	62	54	23	14
8	e31	22	81	e26	e92	52	73	138	52	52	25	14
9	e29	23	72	e26	e90	53	e80	122	51	52	23	14
10	e26	141	54	e26	e93	52	e92	112	57	48	22	14

11	e25	161	46	e26	e120	52	e80	106	145	45	21	14
12	e24	84	44	e26	e160	51	e72	188	565	43	25	14
13	e23	64	41	e26	e140	51	e66	203	2060	41	29	15
14	e21	59	38	e26	e120	51	e58	183	2260	39	25	15
15	e21	56	37	e26	e110	54	e56	163	985	37	23	14

16	e22	49	36	e27	e100	67	e80	167	409	35	22	14
17	e35	43	35	e30	88	91	e82	397	248	63	23	14
18	e88	36	34	e35	85	81	80	376	177	65	23	15
19	e90	36	33	e33	77	67	70	226	147	58	38	14
20	e76	34	31	e33	70	63	65	151	127	47	28	13

21	e56	34	31	33	63	59	78	127	115	44	22	14
22	e47	34	e30	150	60	55	164	209	135	39	20	14
23	e40	33	30	361	57	53	588	174	154	37	22	14
24	e35	31	30	437	53	51	478	126	164	53	26	15
25	e32	32	30	e335	52	49	267	107	129	41	25	15

26	e30	31	29	e205	51	48	184	93	108	36	22	14
27	e30	30	29	173	60	47	151	85	103	35	21	20
28	e33	30	27	216	66	46	236	77	104	31	20	120
29	34	31	27	163	---	44	189	78	87	28	20	144
30	33	33	e26	138	---	41	141	70	80	27	19	90

31	31	---	25	e110	---	41	---	63	---	27	17	---

TOTAL	1085	1319	1224	2861	2662	1778	3771	4482	9264	1491	721	754
MEAN	35.0	44.0	39.5	92.3	95.1	57.4	126	145	309	48.1	23.3	25.1
MAX	90	161	110	437	160	91	588	397	2260	79	38	144
MIN	15	21	25	24	51	41	41	63	51	27	17	13
CFSM	.41	.52	.47	1.09	1.13	.68	1.49	1.71	3.65	.57	.28	.30
IN.	.48	.58	.54	1.26	1.17	.78	1.66	1.97	4.08	.66	.32	.33

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1995 - 1999, BY WATER YEAR (WY)
MEAN	21.1	33.7	33.8	57.9	77.7	53.7	82.9	121	155	39.4	26.7	17.2
MAX	35.0	44.0	39.5	92.3	153	91.5	126	169	309	51.5	37.9	25.1
(WY)	1999	1999	1999	1999	1997	1997	1999	1996	1999	1996	1996	1999
MIN	10.1	23.1	27.2	29.9	31.2	21.8	46.5	82.8	33.2	19.5	18.2	9.97
(WY)	1995	1997	1996	1996	1995	1996	1996	1995	1995	1995	1995	1995

SUMMARY STATISTICS	FOR 1999 WATER YEAR		WATER YEARS 1995 - 1999
ANNUAL TOTAL	31412
ANNUAL MEAN	86.1		59.4
HIGHEST ANNUAL MEAN			86.1	1999
LOWEST ANNUAL MEAN			39.2	1995
HIGHEST DAILY MEAN	2260	Jun 14	2260	Jun 14 1999
LOWEST DAILY MEAN	13	Sep 20	7.0	Sep 11 1995
ANNUAL SEVEN-DAY MINIMUM	14	Sep 6	7.5	Sep 9 1995
INSTANTANEOUS PEAK FLOW	3690	Jun 13	3690	Jun 13 1999
INSTANTANEOUS PEAK STAGE	11.63	Jun 13	11.63	Jun 13 1999
INSTANTANEOUS LOW FLOW	7.7 A	Dec 30	5.5	Sep 12 1995
ANNUAL RUNOFF (CFSM)	1.02		.70
ANNUAL RUNOFF (INCHES)	13.83		9.55
10 PERCENT EXCEEDS	156		114
50 PERCENT EXCEEDS	48		32
90 PERCENT EXCEEDS	21		14

A - Result of freezeup.