05539000 DATA: Discharge Tables, 2001

Station list Available data
ILLINOIS RIVER BASIN

05539000 HICKORY CREEK AT JOLIET, IL

LOCATION.-- Lat 41°31'08", long 88°04'10", in SW1/4NE1/4 sec.15, T.35 N., R.10 E., Will County, Hydrologic Unit 07120004, on right bank at Third Avenue in Joliet, 0.2 mi downstream from Spring Creek, and at mile 1.9.

DRAINAGE AREA.-- 107 mi².

PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE

DISCHARGE: October 1944 to current year.

STAGE: Water years 1994-2001.

SURFACE-WATER QUALITY

CHEMICAL: Water years 1979-91.

REVISED RECORDS.-- WDR IL-91-2: 1981(M).

GAGE.-- Water-stage recorder, phone telemeter, and crest-stage gage. Datum of gage is 526.00 ft above sea level. Prior to Oct. 9, 1946, nonrecording gage at same site at datum 1.00 ft higher. Oct. 9, 1946, to Sept. 30, 1974, at datum 1.00 ft higher.

EXTREMES FOR PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 17,300 ft³/s, June 13, 1981, gage height, 14.90 ft, from rating curve extended above 6,300 ft³/s; minimum, 0.5 ft³/s, Aug. 9, 16, 19, 1964.

REMARKS FOR CURRENT YEAR.-- Records good except those for Dec. 11 to Mar. 13, which are fair, and those for estimated daily discharges, which are poor.

DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 2000 TO SEPTEMBER 2001 DAILY MEAN VALUES
DAY	OCT	NOV	DEC	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP

1	22	17	43	e23	e200	175	45	41	201	16	22	37
2	20	18	39	e24	e140	154	42	36	132	14	236	32
3	25	17	34	e25	e110	127	39	33	87	50	411	19
4	155	16	32	e26	e95	94	36	30	67	59	175	15
5	105	17	29	e27	e85	80	37	28	375	31	91	13

6	87	25	e30	e27	e80	70	60	28	480	20	60	15
7	54	77	e30	e26	e90	63	85	38	262	17	46	18
8	45	52	e28	e25	190	60	61	42	162	17	34	19
9	56	180	e26	e24	e2370	56	54	33	106	16	34	25
10	46	348	e25	e23	e1340	51	51	29	77	14	34	39

11	37	166	e30	e23	559	52	50	40	60	11	29	26
12	31	94	e37	e23	326	57	94	41	98	11	20	19
13	26	124	e35	e30	251	66	74	32	104	11	17	16
14	24	130	e33	e40	270	60	55	28	61	10	15	15
15	23	82	e31	e230	288	95	184	26	137	9.6	14	14

16	22	60	e30	e160	233	219	208	27	88	9.5	22	13
17	22	48	e29	e110	176	262	124	30	53	9.7	28	13
18	21	40	e28	e90	154	286	88	26	41	10	28	17
19	20	36	e27	e80	120	209	72	21	31	10	50	196
20	19	32	e26	e70	96	155	94	20	28	9.6	35	128

21	18	30	e25	e60	82	122	227	26	41	9.5	23	61
22	19	35	e24	e54	76	98	235	28	52	268	18	41
23	19	26	e24	e48	69	82	193	24	38	205	19	43
24	37	24	e23	e45	e400	71	152	27	30	190	19	128
25	41	25	e23	e42	e1150	63	112	46	26	205	87	70

26	29	38	e22	e40	459	56	87	116	22	203	265	40
27	23	47	e22	e39	287	52	70	414	21	92	123	31
28	21	40	e21	e50	211	49	57	231	19	58	57	24
29	20	41	e21	e70	---	47	50	134	18	43	38	21
30	18	48	e22	e160	---	46	44	86	17	33	27	18

31	17	---	e22	e400	---	45	---	72	---	26	38	---

TOTAL	1122	1933	871	2114	9907	3122	2780	1833	2934	1687.9	2115	1166
MEAN	36.2	64.4	28.1	68.2	354	101	92.7	59.1	97.8	54.4	68.2	38.9
MAX	155	348	43	400	2370	286	235	414	480	268	411	196
MIN	17	16	21	23	69	45	36	20	17	9.5	14	13
CFSM	.34	.60	.26	.64	3.31	.94	.87	.55	.91	.51	.64	.36
IN.	.39	.67	.30	.73	3.44	1.09	.97	.64	1.02	.59	.74	.41

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1945 - 2001, BY WATER YEAR (WY)
MEAN	38.1	62.8	78.9	84.2	110	167	170	126	106	57.7	35.3	40.2
MAX	458	359	552	306	416	726	566	488	581	432	144	372
(WY)	1955	1991	1983	1974	1997	1979	1947	1974	1981	1957	1998	1961
MIN	3.05	5.34	3.15	3.89	5.54	18.9	13.8	20.1	10.9	7.17	3.36	4.35
(WY)	1964	1964	1964	1963	1963	1964	1963	1985	1988	1988	1964	1966

SUMMARY STATISTICS	FOR 2000 CALENDAR YEAR		FOR 2001 WATER YEAR		WATER YEARS 1945 - 2001
ANNUAL TOTAL	30866.1		31584.9
ANNUAL MEAN	84.3		86.5		89.5
HIGHEST ANNUAL MEAN					168	1993
LOWEST ANNUAL MEAN					20.8	1963
HIGHEST DAILY MEAN	1430	Jun 25	2370 B	Feb 9	8400	Jun 13 1981
LOWEST DAILY MEAN	9.2 A	Jan 27	9.5	Jul 16, 21	.80	Aug 16 1964
ANNUAL SEVEN-DAY MINIMUM	9.7	Jan 25	9.7	Jul 15	1.0	Aug 12 1964
MAXIMUM PEAK FLOW			2920 C	Feb 9	17300 D	Jun 13 1981
MAXIMUM PEAK STAGE			6.01 C	Feb 9	14.90	Jun 13 1981
INSTANTANEOUS LOW FLOW			8.4	Jul 21	.50	E
ANNUAL RUNOFF (CFSM)	.79		.81		.84
ANNUAL RUNOFF (INCHES)	10.73		10.98		11.36
10 PERCENT EXCEEDS	191		200		195
50 PERCENT EXCEEDS	31		40		30
90 PERCENT EXCEEDS	14		18		7.6

	A - Estimated due to backwater from ice.
	B - Estimated from graph based on floodmark.
	C - From floodmark.
	D - From rating curve extended above 6,300 ft³/s.
	E - Aug. 9, 16, 19, 1964.