05599500 DATA: Discharge Tables, 2004

Station list Available data
BIG MUDDY RIVER BASIN

05599500 BIG MUDDY RIVER AT MURPHYSBORO, IL


LOCATION.-- Lat 37°44'55", long 89°20'45" (NAD of 1927), in SE1/4SE1/4 sec.8, T.9 S., R.2 W., Jackson County, Hydrologic Unit 07140106, on left bank just upstream from Lewis Creek, 0.2 mi upstream from South Twentieth Street Bridge, at Murphysboro, and at mile 36.0.

DRAINAGE AREA.-- 2,169 mi².

PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE
	DISCHARGE: December 1916 to current year (fragmentary prior to 1931).
	STAGE: Water years 1994 to current year.
SURFACE-WATER QUALITY
	CHEMICAL: Water years 1975-92.
	SEDIMENT: May 1980 to Sept. 1997.
	SPECIFIC CONDUCTANCE: Water years 1975-81.
	WATER TEMPERATURE: Water years 1975-81.
	MISCELLANEOUS: Sediment concentration and particle size, water years 1993-97.

REVISED RECORDS.-- WDR IL-79-1: Drainage area.

GAGE.-- Water-stage recorder, crest-stage gage, and phone telemeter. Datum of gage is 335.5 ft above NGVD of 1929. Prior to June 20, 1931, nonrecording gage at South Twentieth Street Bridge, 1,300 ft downstream, at datum 5 ft lower. June 20, 1931, to July 11,1933, nonrecording gage at upstream side of railroad bridge across mouth of Lewis Creek at present datum. Since Nov. 14, 1973, auxiliary water-stage recorder 7,700 ft upstream. Oct. 6, 1931, to Nov. 13, 1973, auxiliary nonrecording gage read twice daily at same site. Oct. 1, 1995 to Sept. 30, 1999, water-stage recorder at South Twentieth Street Bridge, 1,300 ft downstream, at present datum.

REMARKS.-- Flow regulated since October 1970 by Rend Lake (station 05595950), 67.8 mi upstream from gage.

EXTREMES FOR PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 33,800 ft³/s, May 2, 1996, from graph based on discharge record, gage height 36.12 ft; maximum gage height, 37.97 ft, May 12, 1961; maximum daily reverse flow, 4,400 ft³/s, June 3, 1947, caused by backwater from Mississippi River; no flow Aug. 13 to Sept. 1, 1936, unaffected by backwater.
SUSPENDED-SEDIMENT CONCENTRATIONS: Maximum daily, 1,700 mg/L, Feb. 28, 1987; minimum daily, 2 mg/L, Aug. 10, 11, 1993.
SUSPENDED-SEDIMENT LOADS: Maximum daily, 20,500 tons, May 3, 1983; minimum daily, -45 tons, Aug. 6, 1993.

EXTREMES OUTSIDE PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Flood of Feb. 2, 1916, reached a stage of 34.9 ft, present datum, discharge, 28,000 ft³/s.

REMARKS FOR CURRENT YEAR.-- Records fair except those above 500 ft³/s and those for estimated daily discharges, which are poor.

Discharge, cubic feet per second, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004 DAILY MEAN VALUES
DAY	OCT	NOV	DEC	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP

1	118	74	386	855	e325	484	4060	e2300	7830	1370	715	1580
2	119	66	305	1000	e370	654	3570	4110	7900	1290	692	1160
3	112	64	245	1090	e600	786	3070	4640	7740	1320	645	e1000
4	108	61	212	e1250	919	2570	2620	4900	7090	1270	e610	e900
5	98	57	186	1800	1060	4000	2150	4860	6010	1160	e580	e820

6	88	56	160	2050	1220	4570	1870	4370	5120	1200	e560	e740
7	83	59	151	2120	1280	5140	1590	3770	4190	1590	e535	e700
8	84	68	148	1830	1200	5770	e1350	3160	3540	1790	e510	671
9	85	68	143	e1300	1090	6040	e1150	2440	2960	1580	e495	647
10	82	66	136	815	984	5590	e1000	e1450	2420	1310	e475	620

11	78	66	140	631	1010	4530	e880	901	2010	1140	e460	590
12	74	126	124	535	1150	3590	e760	663	1880	1080	e450	565
13	66	167	124	462	e1250	2920	e670	589	1830	932	e440	541
14	65	143	124	406	e1250	2150	e600	694	1890	790	e425	520
15	65	143	112	357	e1200	1580	e560	e1400	1940	693	e415	510

16	68	165	110	315	1100	e1250	521	1880	2230	e720	e405	497
17	86	133	110	355	930	e1100	489	2140	2600	756	400	469
18	88	296	101	e1100	781	973	466	2060	2470	e700	399	452
19	86	719	99	1860	694	885	450	1900	2560	637	390	450
20	78	875	96	2260	664	804	433	1770	2750	530	378	438

21	74	848	94	2130	634	761	420	1630	2780	469	369	427
22	69	737	98	e1350	621	728	683	e1500	2330	450	374	418
23	67	603	104	971	625	706	e1200	e1400	1970	418	392	408
24	65	723	113	701	621	670	1630	e1650	1840	432	400	402
25	67	792	117	e560	591	634	3160	e2200	1720	476	416	395

26	71	704	117	e470	554	709	3490	e3300	1780	490	445	384
27	81	641	119	e420	495	2000	3070	e4200	1730	471	489	375
28	81	571	117	e380	441	2660	2420	e4600	1710	444	e700	370
29	78	490	309	e360	414	3370	1730	e5600	1570	e410	e1100	364
30	76	442	582	e330	---	3940	1120	e6800	1470	e430	1730	360

31	80	---	754	e320	---	4190	---	7350	---	508	1950	---

TOTAL	2540	10023	5736	30383	24073	75754	47182	90227	95860	26856	18344	17773
MEAN	81.9	334	185	980	830	2444	1573	2911	3195	866	592	592
MAX	119	875	754	2260	1280	6040	4060	7350	7900	1790	1950	1580
MIN	65	56	94	315	325	484	420	589	1470	410	369	360
CFSM	0.04	0.15	0.09	0.45	0.38	1.13	0.73	1.34	1.47	0.40	0.27	0.27

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1971 - 2004, BY WATER YEAR (WY)
MEAN	472	1354	2086	2386	2860	3733	3846	3701	2190	970	515	410
MAX	2700	10110	10030	9489	10600	12290	10510	16410	6972	3393	1307	2821
(WY)	1994	1994	1983	1991	1982	1979	1979	1983	1995	1998	2000	1993
MIN	56.5	44.2	74.3	74.7	377	237	289	298	119	131	72.1	43.8
(WY)	2000	1972	1990	1977	1972	1981	1981	1987	1972	1971	1991	1971

SUMMARY STATISTICS	FOR 2003 CALENDAR YEAR		FOR 2004 WATER YEAR		WATER YEARS 1971 - 2004
ANNUAL TOTAL	644251		444751
ANNUAL MEAN	1765		1215		2039
HIGHEST ANNUAL MEAN					3864	1983
LOWEST ANNUAL MEAN					741	1972
HIGHEST DAILY MEAN	13000	May 11	7900	Jun 2	33500	May 2 1996
LOWEST DAILY MEAN	56	Nov 6	56	Nov 6	-2600 A	Aug 6 1993
ANNUAL SEVEN-DAY MINIMUM	62	Nov 2	62	Nov 2	-1340	Aug 1 1993
MAXIMUM PEAK FLOW			8380 B	Jun 2	33800 C	May 2 1996
MAXIMUM PEAK STAGE			22.04 D	Jun 1	36.88	May 5 1983
INSTANTANEOUS LOW FLOW			47	Nov 6
ANNUAL RUNOFF (CFSM)	0.814		0.560		0.940
10 PERCENT EXCEEDS	5200		3100		5500
50 PERCENT EXCEEDS	600		664		832
90 PERCENT EXCEEDS	88		88		100

	A - Backwater from the Mississippi River; lowest daily mean unaffected by backwater, 27 ft³/s, Nov. 4-5, 1999.
	B - Gage height, 21.83 ft.
	C - From graph based on discharge record, gage height, 36.12 ft.
	D - Discharge, 7,390 ft³/s.