05552500 DATA: Sediment Tables, 2005

Station list Available data
ILLINOIS RIVER BASIN

05552500 FOX RIVER AT DAYTON, IL


LOCATION.-- Lat 41°23'04", long 88°47'21" (NAD of 1927), in SW1/4SE1/4 sec.29, T.34 N., R.4 E., La Salle County, Hydrologic Unit 07120007, on left bank under County Highway 18 bridge in Dayton, and at mile 5.2.

DRAINAGE AREA.-- 2,642 mi².

PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE
	DISCHARGE: November 1914 to current year. Prior to April 1925, published as "at Wedron." Monthly discharge only for some periods, published in WSP 1308.
	STAGE: Water years 1994 to current year.
SURFACE-WATER QUALITY
	CHEMICAL: Water years 1978-92 and 1996.
	SEDIMENT: February 2003 to current year.
	MISCELLANEOUS: Sediment concentration and particle size, water years 1996-97, 2003-2005.
BIOLOGICAL
	ALGAE: Water years 1990, 1996.

REVISED RECORDS.-- WSP 730: 1931. WSP 1208: 1930, 1935, 1939. WSP 1308: 1916(M), 1922(M), 1926-31(M), 1934-40(M), 1946-47(M). WDR IL-75-1: Drainage area. WDR IL-76-1: 1969.

GAGE.-- Water-stage recorder, phone telemeter, U.S. Army Corps of Engineers satellite telemeter, automatic water sampler, and crest-stage gage. Datum of gage is 462.30 ft above NGVD of 1929 (462.11 ft NAVD 1988). Prior to Apr. 13, 1925, nonrecording gage at site 4.1 mi upstream at datum 496.80 ft above Memphis datum. Apr. 13, 1925, to Sept. 30, 1942, nonrecording gage at site 1,000 ft upstream at datum 7.70 ft below NGVD of 1929 (7.51 ft NAVD 1988). Oct. 1, 1942, to Apr. 10, 1951, nonrecording gage, and Apr. 11, 1951, to Sept. 30, 1978, water-stage recorder, at site 1,000 ft upstream at same datum. Oct. 1, 1978 to June 11, 1997, water-stage recorder at site 500 ft upstream at same datum.

REMARKS.-- Regulation by hydropower plant upstream from gage.

EXTREMES FOR PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 55,400 ft³/s, July 19, 1996, gage height, 24.47 ft, from rating curve extended above 43,000 ft³/s; affected by dam failure 500 ft upstream from gage then in use. Maximum gage height, 36.47 ft, Jan. 25, 1960, ice jam; minimum daily discharge, 1.0 ft³/s, Aug. 29, 1934, when turbines were shut down; minimum daily with plant operating, 78 ft³/s, Oct. 29, 1956.
SUSPENDED-SEDIMENT CONCENTRATIONS: Maximum daily, 2,380 mg/L, June 1, 2004; minimum daily, 4 mg/L, Feb. 18-20, 2003.
SUSPENDED-SEDIMENT LOADS: Maximum daily, 90,100 tons, June 1, 2004; minimum daily, 2.6 tons, Feb. 18, 2003.

EXTREMES FOR CURRENT YEAR.--
SUSPENDED-SEDIMENT CONCENTRATIONS: Maximum daily, 771 mg/L, Jan. 13; minimum daily, 14 mg/L, Mar. 4.
SUSPENDED-SEDIMENT LOADS: Maximum daily, 17,300 tons, Jan. 13; minimum daily, 11 tons, Sept. 9, 13.

SEDIMENT DISCHARGE, SUSPENDED (TONS/DAY), WATER YEAR OCTOBER 2004 TO SEPTEMBER 2005
		MEAN			MEAN			MEAN
	MEAN	CONCEN-	SEDIMENT	MEAN	CONCEN-	SEDIMENT	MEAN	CONCEN-	SEDIMENT
	DISCHARGE	TRATION	DISCHARGE	DISCHARGE	TRATION	DISCHARGE	DISCHARGE	TRATION	DISCHARGE
DAY	(CFS)	(MG/L)	(TONS/DAY)	(CFS)	(MG/L)	(TONS/DAY)	(CFS)	(MG/L)	(TONS/DAY)

	OCTOBER			NOVEMBER			DECEMBER

1	451	49	54	919	53	132	2290	117	720
2	453	51	62	1540	66	277	2180	110	647
3	471	51	65	1660	68	306	2040	103	566
4	449	51	62	1520	64	264	1900	96	492
5	424	51	58	1680	68	307	1760	89	424

6	417	51	57	1600	63	270	1960	88	466
7	420	51	58	1500	60	245	2970	125	1040
8	475	55	71	1490	60	241	4050	151	1650
9	784	54	113	1420	59	228	3480	155	1460
10	719	51	99	1320	59	210	3050	152	1260

11	558	48	72	1230	58	194	2830	150	1140
12	589	45	72	1260	58	197	2560	140	972
13	582	42	66	1330	58	207	2300	110	683
14	587	40	64	1290	57	199	2120	87	501
15	596	41	66	1270	57	195	1900	87	448

16	621	41	69	1270	56	194	2010	89	480
17	536	42	60	1230	56	185	1780	91	435
18	510	42	58	1170	55	176	1630	92	406
19	506	43	58	1270	55	189	1370	94	348
20	580	43	68	1330	55	196	1050	96	273

21	622	44	74	1240	54	182	1640	97	432
22	632	44	76	1210	54	176	1460	99	391
23	747	45	90	1190	53	171	1290	101	353
24	1170	45	142	1200	53	171	1190	103	331
25	1010	46	125	1310	53	186	e1150	104	324

26	884	46	111	1320	53	187	e1150	106	329
27	869	47	110	1710	84	396	e1100	108	306
28	881	47	113	2540	129	885	e1050	109	310
29	882	48	114	2390	132	855	e1050	111	315
30	953	48	124	2170	124	728	e1000	113	305

31	891	49	118	---	---	---	e1000	115	309

TOTAL	20269	---	2549	43579	---	8349	58310	---	18116


	JANUARY			FEBRUARY			MARCH

1	e1000	114	309	e1850	27	133	3410	69	639
2	e1200	108	348	e1800	24	118	3190	44	380
3	e1300	101	353	e1750	29	138	2990	20	162
4	e1400	94	354	e1700	39	177	2880	14	112
5	e1500	87	351	e2000	71	385	2690	18	130

6	e1600	80	344	e3000	120	970	2450	37	245
7	1680	73	334	3920	149	1570	2370	64	407
8	1910	66	336	4130	145	1620	2500	53	359
9	1970	61	325	3430	134	1240	2500	43	291
10	1900	64	330	3190	99	851	2680	46	331

11	1880	96	487	2960	90	717	2770	53	397
12	2760	749	5600	2840	94	717	2840	63	482
13	8190	771	17300	2860	99	765	2770	63	471
14	e8000	498	10800	4640	162	2110	2590	53	373
15	5430	221	3310	5690	151	2330	2500	52	351

16	e4500	142	1730	5440	70	1030	2420	58	383
17	e3500	114	1080	4880	80	1060	2350	49	310
18	e3000	97	785	4640	105	1320	2130	47	270
19	e2700	81	594	4430	121	1450	1920	43	225
20	e2500	69	465	4430	109	1300	1920	36	185

21	e2300	65	403	4450	95	1140	2000	28	149
22	e2200	61	365	4190	80	905	2000	22	117
23	e2200	58	344	3930	66	696	2060	23	126
24	e2200	54	323	3660	52	511	2060	24	133
25	e2200	51	302	3390	41	374	2360	33	214

26	e2100	47	269	3070	40	335	2790	57	430
27	e2100	44	249	2900	41	319	2730	49	359
28	e2000	40	219	3140	48	408	2660	35	254
29	e2000	37	200	---	---	---	2580	44	309
30	e2000	34	181	---	---	---	2510	62	422

31	e1900	30	154	---	---	---	2620	79	560

TOTAL	81120	---	48544	98310	---	24689	78240	---	9576


	APRIL			MAY			JUNE

1	2500	55	369	1230	63	210	918	29	72
2	2700	38	275	1200	64	207	895	30	74
3	2910	35	273	1180	64	205	842	32	72
4	2800	48	365	1150	65	201	837	33	75
5	2710	63	459	1140	65	196	930	34	85

6	2610	75	529	996	64	177	839	34	78
7	2620	79	555	906	59	144	794	36	76
8	2570	82	565	913	53	130	779	38	80
9	2430	83	547	946	50	128	797	41	88
10	2370	82	525	966	57	147	791	43	92

11	2350	80	510	1070	64	185	810	45	99
12	2390	78	502	1290	69	242	782	47	100
13	2940	72	571	1480	69	276	765	49	102
14	2660	66	474	1400	69	260	735	51	102
15	2300	60	373	1370	68	251	773	53	112

16	1910	55	285	1320	67	238	693	54	101
17	1670	50	225	1330	66	236	689	51	94
18	1630	47	206	1350	66	239	708	47	90
19	1540	48	199	1520	68	279	682	44	82
20	1480	50	199	2140	71	409	655	45	80

21	1470	51	204	2090	72	404	620	46	77
22	1580	53	226	1920	67	347	583	47	74
23	1760	55	260	1710	61	284	500	46	62
24	1740	57	265	1510	56	228	464	45	56
25	1640	57	251	1430	51	198	409	44	49

26	1510	57	229	1350	46	169	343	43	40
27	1380	56	210	1220	41	134	370	42	42
28	1310	56	199	1100	36	108	373	41	42
29	1250	58	195	1020	31	85	444	42	50
30	1240	61	203	984	27	73	424	43	49

31	---	---	---	964	28	73	---	---	---

TOTAL	61970	---	10248	40195	---	6463	20244	---	2295


	JULY			AUGUST			SEPTEMBER

1	466	44	55	412	36	40	215	37	21
2	362	42	41	390	34	36	207	36	20
3	315	41	35	344	34	32	191	35	18
4	344	40	37	341	34	31	155	34	14
5	390	43	45	307	34	28	149	34	14

6	558	54	81	284	34	26	152	33	14
7	574	52	80	275	33	25	154	32	13
8	485	48	63	286	33	26	143	32	12
9	438	44	52	269	33	24	129	32	11
10	363	41	40	256	33	23	163	32	14

11	314	41	35	349	36	34	149	32	13
12	330	42	37	433	47	54	139	32	12
13	345	42	39	477	56	73	124	32	11
14	344	43	40	622	55	92	141	32	12
15	336	43	39	504	49	67	147	32	13

16	301	42	34	441	44	53	207	32	18
17	278	42	32	406	44	48	255	32	22
18	266	42	30	410	43	48	221	32	19
19	239	43	28	480	43	56	212	32	18
20	264	45	32	609	43	71	263	31	22

21	273	48	35	891	44	105	207	31	17
22	430	50	58	600	44	71	205	30	17
23	390	50	53	458	43	53	171	31	14
24	400	50	54	389	42	45	221	43	26
25	442	54	65	340	42	38	406	53	59

26	610	61	102	325	41	36	341	39	36
27	842	76	175	303	40	33	291	36	28
28	723	49	97	259	40	28	379	36	39
29	598	44	71	239	39	25	949	67	173
30	488	41	55	229	38	23	938	67	163

31	434	39	45	198	37	20	---	---	---

TOTAL	12942	---	1685	12126	---	1364	7624	---	883

YEAR	534929		134761