05548500 DATA: Sediment Tables, 1998

ILLINOIS RIVER BASIN

05548500 FOX RIVER AT JOHNSBURG, IL

LOCATION.--Lat 42°22'35", long 88°14'15", in SW1/4SW1/4 sec.18, T.45N., R.9E., McHenry County, Hydrologic Unit 07120006, on left bank at upstream side of bridge on Chapel Hill Road in Johnsburg, 5.5 mi upstream from McHenry Dam, and at mile 103.0.

DRAINAGE AREA.--1,205 mi².

PERIOD OF RECORD.--
SUSPENDED-SEDIMENT DISCHARGE: Dec. 1997 to Sept. 1998.

REMARKS.--Suspended-sediment samples were collected twice weekly with more frequent samples collected during high runoff periods.

EXTREMES FOR PERIOD OF RECORD.--
SEDIMENT CONCENTRATION: Maximum daily, 59 mg/L, June 30, 1998; minimum daily, 2 mg/L, Jan. 20 to Feb. 3, 1998.
SEDIMENT LOAD: Maximum daily, 304 tons, May 9, 1998; minimum daily, 5.1 tons, Jan. 25 to Jan. 27, 1998.

SEDIMENT DISCHARGE, SUSPENDED (TONS/DAY), WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998
		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	---	---	---	---	---	---	e780	8	17
2	---	---	---	---	---	---	e760	8	16
3	---	---	---	---	---	---	e760	8	16
4	---	---	---	---	---	---	e760	8	16
5	---	---	---	---	---	---	e760	8	16

6	---	---	---	---	---	---	e760	7	15
7	---	---	---	---	---	---	e760	7	15
8	---	---	---	---	---	---	e730	7	14
9	---	---	---	---	---	---	e700	7	14
10	---	---	---	---	---	---	e630	7	12

11	---	---	---	---	---	---	e620	7	12
12	---	---	---	---	---	---	e610	7	12
13	---	---	---	---	---	---	e580	7	11
14	---	---	---	---	---	---	e560	7	11
15	---	---	---	---	---	---	e520	7	9.8

16	---	---	---	---	---	---	e490	7	9.3
17	---	---	---	---	---	---	e470	7	8.9
18	---	---	---	---	---	---	e450	7	8.5
19	---	---	---	---	---	---	e440	7	8.3
20	---	---	---	---	---	---	e440	7	8.3

21	---	---	---	---	---	---	e450	7	8.5
22	---	---	---	---	---	---	e450	7	8.5
23	---	---	---	---	---	---	e480	6	7.5
24	---	---	---	---	---	---	509	4	5.7
25	---	---	---	---	---	---	491	4	5.7

26	---	---	---	---	---	---	496	4	6.0
27	---	---	---	---	---	---	536	5	6.7
28	---	---	---	---	---	---	542	5	7.0
29	---	---	---	---	---	---	542	5	7.2
30	---	---	---	---	---	---	521	5	7.2

31	---	---	---	---	---	---	508	5	7.3

TOTAL	---	---	---	---	---	---	18105	---	327.4


	JANUARY			FEBRUARY			MARCH

1	508	5	7.5	e900	2	5.6	e1550	16	68
2	492	6	7.6	e910	2	5.9	e1500	16	66
3	670	6	11	e940	2	6.2	e1500	16	66
4	468	8	10	e1050	3	7.2	e1450	16	64
5	1000	14	40	e1100	3	7.7	e1300	16	57

6	1360	23	85	e1120	3	8.1	e1200	16	53
7	e1700	22	102	e1120	3	8.3	e1240	16	55
8	e1850	20	99.5	e1120	3	8.6	e1270	16	56
9	e1800	18	86	e1120	3	8.8	e1280	17	57
10	e1500	16	64	e1120	3	9.9	e1200	17	54

11	e1500	14	57	e1250	5	17	e1200	17	54
12	e1600	13	55	1450	8	31	e1150	17	52
13	e1400	11	43	e1600	13	55	e1150	17	52
14	e1400	10	38	e1650	19	83	e1180	17	53
15	e1000	9	24	e1700	17	79	e1200	17	54

16	e990	7	18	e1830	15	73	e1200	17	55
17	e980	5	13	e1900	13	65	e1200	17	55
18	e980	4	9.6	e1900	11	58	e1200	17	55
19	e970	3	7.0	e1850	12	58	e1250	19	64
20	e980	2	5.5	e1850	12	60	e1300	25	86

21	e1000	2	5.4	e1860	13	64	e1290	24	84
22	e970	2	5.2	e1900	13	68	e1220	24	77
23	e960	2	5.2	e1900	14	71	e1100	23	68
24	e960	2	5.2	e1850	14	72	e940	23	57
25	e950	2	5.1	e1800	15	74	e880	22	52

26	e940	2	5.1	e1750	16	75	e820	22	48
27	e940	2	5.1	e1690	16	73	e800	21	46
28	e940	2	5.2	e1650	16	72	e840	21	47
29	e920	2	5.3	---	---	---	837	20	46
30	e910	2	5.4	---	---	---	985	34	90

31	e910	2	5.5	---	---	---	1120	34	104

TOTAL	33548	---	840.4	41880	---	1224.3	36352	---	1895


	APRIL			MAY			JUNE

1	1760	31	149	1600	14	63	691	13	25
2	2110	36	205	1610	15	65	565	14	21
3	2170	42	245	1590	16	67	597	14	23
4	2120	43	245	1570	16	69	616	15	25
5	2040	39	215	1470	17	67	600	15	25

6	1710	36	165	1290	17	61	577	16	25
7	1610	33	141	1380	21	81	599	17	27
8	1750	31	146	2010	40	223	573	17	27
9	1960	33	176	2300	49	304	551	18	27
10	1940	37	191	2370	47	301	590	19	30

11	2010	39	212	2330	45	282	511	19	30
12	1970	37	198	2250	33	201	621	21	35
13	1950	35	182	2230	24	142	785	26	55
14	e2000	36	193	2240	22	133	886	33	80
15	2300	37	232	1900	21	109	972	41	108

16	2170	39	230	1610	20	89	923	40	101
17	2380	34	221	1670	20	89	913	39	95
18	2500	26	174	1410	19	72	709	37	70
19	2560	20	135	1100	17	51	629	35	60
20	2510	16	109	852	16	36	806	34	74

21	2500	19	132	789	14	30	784	33	70
22	2530	25	170	806	13	28	730	32	64
23	2520	31	209	817	13	28	694	32	59
24	2500	31	209	748	12	24	645	31	54
25	2400	30	194	771	12	24	446	32	48

26	2390	29	187	666	11	20	836	50	123
27	2300	25	155	631	11	19	1220	53	174
28	2180	19	110	543	11	18	1470	48	191
29	2120	16	93	805	12	26	1710	47	216
30	1880	14	73	964	12	32	1820	59	289

31	---	---	---	998	13	35	---	---	---

TOTAL	64840	---	5296	43320	---	2789	24069	---	2251


	JULY			AUGUST			SEPTEMBER

1	1840	48	238	342	18	17	395	21	23
2	1760	42	199	360	17	17	394	21	23
3	1700	38	176	247	17	11	368	21	21
4	1750	35	168	245	16	11	373	21	21
5	1710	33	152	344	15	14	403	21	23

6	1570	30	129	948	26	72	383	21	22
7	1490	28	113	1320	54	192	404	21	24
8	1450	26	102	1330	56	201	357	21	20
9	1380	24	89	1350	52	190	331	20	18
10	1200	22	72	1290	49	170	332	20	18

11	1030	20	57	1310	46	161	280	20	16
12	840	19	44	1190	43	138	364	20	20
13	578	18	27	1100	40	118	349	20	19
14	523	16	23	1110	37	112	248	22	14
15	522	15	21	1130	35	106	396	25	27

16	433	14	17	1080	33	94	553	26	38
17	381	15	16	908	30	74	655	21	38
18	399	16	18	761	28	58	623	20	34
19	371	18	18	609	26	44	636	20	34
20	356	19	18	453	25	31	572	19	30

21	239	20	21	400	23	25	504	19	26
22	337	22	20	428	22	25	375	18	19
23	388	23	25	332	20	19	294	18	14
24	421	25	28	383	19	21	272	17	13
25	450	24	29	397	21	23	316	16	14

26	441	23	27	483	22	29	247	16	11
27	314	22	19	478	23	30	358	15	15
28	298	21	17	436	22	26	299	15	12
29	385	20	21	515	22	30	253	16	12
30	346	20	18	515	22	30	274	19	14

31	356	19	18	442	22	26	---	---	---

TOTAL	25258	---	1940	22236	---	2115	11608	---	633

e Estimated

Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data