05536290 DATA: Discharge Tables, 1999

Station list Available data
ILLINOIS RIVER BASIN

05536290 LITTLE CALUMET RIVER AT SOUTH HOLLAND, IL

LOCATION.--Lat 41°36'25", long 87°35'52", 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.--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).

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

GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 575.00 ft above sea level (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. 1 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.--Records good except those for estimated daily discharges, which are poor. 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. Gage-height telemeter at station.

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

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	93	60	61	e42	226	108	64	448	530	155	62	40
2	59	51	51	e40	269	99	63	301	1250	126	51	37
3	112	47	42	e48	296	133	61	229	896	84	37	37
4	63	48	41	e49	234	116	101	191	381	70	37	35
5	47	68	41	e50	181	111	83	155	233	61	43	38

6	72	72	151	e49	157	198	91	178	163	57	38	38
7	74	64	559	e48	141	188	78	169	123	60	40	37
8	53	53	351	e48	134	156	76	130	118	53	43	37
9	46	52	200	e47	126	135	367	118	205	51	41	38
10	40	279	138	e47	123	130	321	110	208	47	37	39

11	39	235	106	e46	151	137	402	127	229	49	46	38
12	38	128	88	e46	147	138	298	392	201	43	95	39
13	35	90	82	e45	112	141	202	546	367	40	103	50
14	34	78	81	e45	98	133	150	317	441	39	60	39
15	35	67	77	e47	92	149	186	204	240	41	48	33

16	40	61	97	e53	92	204	996	150	149	41	41	31
17	40	62	85	119	91	383	1060	167	108	45	38	30
18	120	58	66	299	84	382	510	150	87	59	36	28
19	83	55	59	187	79	248	300	118	78	49	173	28
20	62	49	55	134	76	184	221	100	72	51	95	26

21	56	48	54	148	74	142	219	99	67	87	54	42
22	45	43	54	1020	70	122	438	143	158	190	46	32
23	42	43	50	1890	66	107	1810	173	192	81	43	29
24	40	46	52	2540	72	103	1790	203	208	64	113	27
25	38	41	50	1910	108	88	770	134	127	46	243	28

26	36	43	48	977	122	84	399	106	97	42	132	28
27	50	41	48	640	158	78	595	92	154	40	88	28
28	137	40	47	674	131	76	2040	85	107	41	72	119
29	100	41	49	479	---	71	1870	78	79	42	54	145
30	117	47	47	331	---	67	817	73	71	45	45	79

31	81	---	45	260	---	64	---	83	---	43	41	---

TOTAL	1927	2110	2975	12358	3710	4475	16378	5569	7339	1942	2095	1275
MEAN	62.2	70.3	96.0	399	132	144	546	180	245	62.6	67.6	42.5
MAX	137	279	559	2540	296	383	2040	546	1250	190	243	145
MIN	34	40	41	40	66	64	61	73	67	39	36	26
CFSM	.30	.34	.46	1.92	.64	.69	2.62	.86	1.18	.30	.32	.20
IN.	.34	.38	.53	2.21	.66	.80	2.93	1.00	1.31	.35	.37	.23

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1948 - 1999, BY WATER YEAR (WY)
MEAN	101	150	176	181	220	327	324	251	200	129	103	104
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	38.1	81.2	65.1	51.8	35.4	39.0	23.8	17.8
(WY)	1957	1950	1963	1963	1964	1964	1986	1958	1949	1948	1948	1949

SUMMARY STATISTICS	FOR 1998 CALENDAR YEAR		FOR 1999 WATER YEAR		WATER YEARS 1948 - 1999
ANNUAL TOTAL	76442		62153
ANNUAL MEAN	209		170		189
HIGHEST ANNUAL MEAN					333	1993
LOWEST ANNUAL MEAN					72.4	1964
HIGHEST DAILY MEAN	2720	May 8	2540	Jan 24	4240	Jul 14 1957
LOWEST DAILY MEAN	34	Sep 29, Oct 14	26	Sep 20	7.9	Oct 6 1950
ANNUAL SEVEN-DAY MINIMUM	37	Oct 10	30	Sep 18	14	Oct 27 1949
INSTANTANEOUS PEAK FLOW			2630	Jan 24	4440 A	Jul 14 1957
INSTANTANEOUS PEAK STAGE			16.59	Jan 24	20.50	Nov 28 1990
INSTANTANEOUS LOW FLOW			24	B
ANNUAL RUNOFF (CFSM)	1.01		.82		.91
ANNUAL RUNOFF (INCHES)	13.67		11.12		12.32
10 PERCENT EXCEEDS	482		325		431
50 PERCENT EXCEEDS	96		79		84
90 PERCENT EXCEEDS	45		39		36

A - Gage height, 20.11 ft, site then in use.
B - Sep 19, 20, 26, 27.