05536290 DATA: Discharge Tables, 2003

Station list Available data
ILLINOIS RIVER BASIN

05536290 LITTLE CALUMET RIVER AT SOUTH HOLLAND, IL


LOCATION.-- Lat 41°36'25", long 87°35'52" (NAD of 1927), in NE1/4SE1/4 sec.15, T.36 N., R.14 E., Cook County, Hydrologic Unit 07120003, on left bank at downstream side of bridge on Cottage Grove Avenue in South Holland, 2.0 mi downstream from Thorn Creek, and at mile 23.0.

DRAINAGE AREA.-- 208 mi². (Does not include part of watershed diverted to Lake Michigan.)

PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE
	DISCHARGE: October 1947 to current year. Prior to October 1974, records published with those for streams in the St. Lawrence River basin (WSP 1307, 1727, 1911, 2111, WDR IL 1971-74).
	STAGE: Water years 1994 to current year.
PRECIPITATION: October 2000 to current year.

REVISED RECORDS.-- WSP 1507: 1950, 1953. WDR IL-81-2: Drainage area.

GAGE.-- Water-stage recorder, phone telemeter, rain gage, and crest-stage gage. Datum of gage is 575.00 ft above NGVD of 1929 (Illinois Department of Transportation bench mark). Prior to Oct. 27, 1947, nonrecording gage and Oct. 27, 1947, to Mar. 31, 1981,water-stage recorder at site 1.4 mi upstream at same datum. Apr. 14 to Nov. 8, 1981, nonrecording gage at same site and datum. Nov. 17, 1947, to Nov. 19, 1970, auxiliary water-stage recorder at Dixmoor, 4.7 mi downstream; prior to Nov. 17, 1947, nonrecording gage at the Dixmoor site read twice daily.

REMARKS.-- Flow from upper Little Calumet River is diverted to Lake Michigan by Burns ditch. Calumet Sag Channel, 6.6 mi downstream from station diverts the entire flow to the Mississippi River Basin.

EXTREMES FOR PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 4,440 ft³/s, July 14, 1957, gage height, 20.11 ft, site then in use; maximum gage height, 20.50 ft, Nov. 28, 1990; minimum daily discharge, 7.9 ft³/s Oct. 6, 1950.
PRECIPITATION: Maximum daily total, 2.32 in., May 11, 2002.

EXTREMES OUTSIDE PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Flood of Apr. 6, 1947, reached a stage of 19.24 ft, from floodmarks, discharge, 4,760 ft³/s.

REMARKS FOR CURRENT YEAR.-- Records good except those for estimated daily discharges, which are poor.

Discharge, cubic feet per second, WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003 DAILY MEAN VALUES
DAY	OCT	NOV	DEC	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP

1	30	33	47	e60	e32	e29	82	510	112	29	320	370
2	37	30	47	e54	e34	e29	76	296	78	26	771	291
3	35	32	46	e50	e38	e30	78	175	200	25	556	147
4	173	35	44	e47	e43	e30	482	144	151	29	812	103
5	202	43	44	e44	e40	e31	876	800	108	525	728	75

6	75	54	44	e43	e37	e32	400	588	107	453	435	62
7	49	41	45	e42	e35	e36	246	293	99	578	320	55
8	40	34	45	e41	e33	e60	216	272	70	377	242	54
9	38	34	44	e40	e31	139	168	1050	67	479	181	58
10	35	97	42	e39	e29	95	140	1320	62	386	148	56

11	34	68	51	e38	e28	97	113	1020	58	278	176	51
12	33	47	52	e37	e28	127	87	685	58	192	164	62
13	46	44	45	e36	e29	209	73	384	56	129	117	60
14	38	48	47	e35	e30	193	63	280	57	100	103	176
15	32	79	46	e34	e30	163	57	284	53	588	95	112

16	48	71	45	e33	e29	141	52	213	44	623	88	65
17	73	66	44	e32	e28	122	49	187	41	513	97	55
18	47	62	230	e31	e27	111	48	144	82	1290	88	53
19	43	57	342	e30	e28	105	48	118	211	847	72	48
20	38	51	170	e29	e31	178	102	247	98	443	76	39

21	37	55	103	e29	e37	162	89	174	59	1300	73	37
22	32	87	73	e28	e52	127	61	136	44	1500	61	69
23	31	65	58	e28	e45	105	52	102	37	1050	56	76
24	31	53	48	e27	e35	93	46	84	39	566	56	59
25	37	50	46	e27	e32	99	43	76	31	338	49	48

26	46	50	e47	e27	e30	94	41	67	31	265	65	78
27	40	57	e49	e28	e30	87	39	63	31	869	72	153
28	37	54	e47	e28	e29	87	38	67	28	1380	53	79
29	35	53	e47	e29	---	118	38	102	36	783	202	57
30	39	49	e50	e29	---	94	204	92	37	452	161	45

31	37	---	e65	e30	---	85	---	207	---	313	107	---

TOTAL	1548	1599	2153	1105	930	3108	4107	10180	2185	16726	6544	2693
MEAN	49.9	53.3	69.5	35.6	33.2	100	137	328	72.8	540	211	89.8
MAX	202	97	342	60	52	209	876	1320	211	1500	812	370
MIN	30	30	42	27	27	29	38	63	28	25	49	37
CFSM	0.24	0.26	0.33	0.17	0.16	0.48	0.66	1.58	0.35	2.59	1.01	0.43
IN.	0.28	0.29	0.39	0.20	0.17	0.56	0.73	1.82	0.39	2.99	1.17	0.48

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1948 - 2003, BY WATER YEAR (WY)
MEAN	104	146	170	173	221	315	317	253	201	136	104	103
MAX	645	572	767	572	667	916	712	638	817	555	360	480
(WY)	1955	1991	1983	1993	1997	1979	1950	1996	1993	1957	1968	1961
MIN	19.8	18.1	27.8	27.0	33.2	65.4	65.1	51.8	35.4	39.0	23.8	17.8
(WY)	1957	1950	1963	1963	2003	2000	1986	1958	1949	1948	1948	1949

SUMMARY STATISTICS	FOR 2002 CALENDAR YEAR		FOR 2003 WATER YEAR		WATER YEARS 1948 - 2003
ANNUAL TOTAL	60762		52878
ANNUAL MEAN	166		145		187
HIGHEST ANNUAL MEAN					333	1993
LOWEST ANNUAL MEAN					72.4	1964
HIGHEST DAILY MEAN	3130	May 13	1500	Jul 22	4240	Jul 14 1957
LOWEST DAILY MEAN	22	Sep 14	25	Jul 3	7.9	Oct 6 1950
ANNUAL SEVEN-DAY MINIMUM	26	Sep 11	28 A	Jan 22	14	Oct 27 1949
MAXIMUM PEAK FLOW			1610	Jul 27	4440 B	Jul 14 1957
MAXIMUM PEAK STAGE			13.29	Jul 27	20.50 C	Nov 28 1990
INSTANTANEOUS LOW FLOW			22	Jul 2
ANNUAL RUNOFF (CFSM)	0.80		0.70		0.90
ANNUAL RUNOFF (INCHES)	10.87		9.46		12.19
10 PERCENT EXCEEDS	341		373		423
50 PERCENT EXCEEDS	78		57		84
90 PERCENT EXCEEDS	33		30		36

	A - Estimated due to backwater from ice.
	B - Gage height, 20.11 ft, site then in use.
	C - Discharge, 4,150 ft³/s.