USGS CD-ROM: Stage Data

05548500 FOX RIVER AT JOHNSBURG, IL

LOCATION.--Lat 42°22'35", long 88°14'15", in SW¼SW¼ sec.18, T.45 N., R.9 E., 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.--October 1939 to current year (gage heights only).

REVISED RECORDS.--WDR IL-75-1: Drainage area.

GAGE.--Water-stage recorder. Datum of gage is 733.00 ft above sea level (levels by Illinois Department of Transportation). Oct. 1, 1939 to Dec. 14, 1939, nonrecording gage at same site at datum 2.16 ft higher. Dec. 14, 1939, to Sept. 30, 1971, at datum 2.16 ft higher.

REMARKS.--Stage regulated by Stratton Lock and Dam, 5.5 mi downstream from station (previously known as McHenry Dam). Gage-height telemeter at station.

EXTREMES FOR PERIOD OF RECORD.--Maximum gage height, 7.55 ft, present datum, Apr. 6, 1960; minimum, 1.43 ft, present datum, Mar. 9, 1967.

EXTREMES FOR CURRENT YEAR.--Maximum gage height, 4.84 ft, Apr. 21; minimum, 2.20 ft, Mar. 13.

GAGE HEIGHT, FEET, WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998 DAILY MEAN VALUES
DAY	OCT	NOV	DEC	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP

1	4.03	4.17	2.67	2.61	2.32	2.87	3.73	4.20	4.08	4.71	4.03	4.18
2	3.97	4.11	2.59	2.58	2.34	2.80	3.82	4.17	4.12	4.61	4.01	4.17
3	3.98	4.06	2.58	2.63	2.48	2.78	3.95	4.18	4.17	4.53	4.03	4.16
4	3.98	4.00	2.52	2.85	2.62	2.75	3.96	4.13	4.17	4.56	4.02	4.13
5	3.94	3.98	2.51	2.84	2.69	2.71	3.91	4.04	4.19	4.48	4.06	4.08

6	4.00	3.98	2.49	2.93	2.71	2.65	3.95	4.06	4.13	4.43	4.10	4.07
7	4.00	3.89	2.51	3.09	2.72	2.67	4.05	4.19	4.11	4.40	4.19	4.14
8	3.98	3.82	2.48	3.29	---	2.79	4.14	4.35	4.11	4.27	4.17	4.14
9	3.96	3.76	2.50	3.22	---	2.83	4.23	4.44	4.13	4.18	4.15	4.12
10	4.03	3.71	2.55	3.24	2.72	2.58	4.25	4.53	4.10	4.16	4.13	4.07

11	4.00	3.58	2.49	3.22	2.73	2.62	4.32	4.52	4.12	4.09	4.14	4.05
12	3.97	3.52	2.38	3.11	2.78	2.52	4.33	4.46	4.15	4.05	4.12	4.05
13	3.93	3.54	2.40	3.02	2.87	2.33	4.34	4.45	4.28	4.06	4.12	4.04
14	3.99	3.52	2.48	3.00	3.04	2.41	4.36	4.39	4.34	4.07	4.13	4.08
15	4.04	3.53	2.46	3.11	3.11	2.47	4.42	4.28	4.33	4.04	4.18	4.23

16	4.08	3.44	2.51	3.12	3.27	2.46	4.62	4.20	4.32	4.08	4.17	4.28
17	4.06	3.41	2.57	3.10	3.40	2.47	4.62	4.19	4.25	4.09	4.18	4.26
18	4.02	3.37	2.57	3.05	3.40	2.52	4.71	4.09	4.24	4.08	4.23	4.23
19	4.03	3.31	2.62	3.01	3.38	2.62	4.75	4.14	4.21	4.06	4.18	4.18
20	4.05	3.25	2.64	2.97	3.40	2.90	4.74	4.13	4.26	4.10	4.14	4.13

21	4.03	3.19	2.68	2.92	3.37	2.92	4.79	4.19	4.28	4.06	4.16	4.13
22	4.03	3.05	2.70	2.85	3.35	2.93	4.78	4.22	4.30	4.14	4.16	4.08
23	4.05	2.99	2.67	2.76	3.31	3.02	4.77	4.18	4.29	4.14	4.08	4.04
24	4.11	2.94	2.73	2.70	3.23	3.12	4.74	4.13	4.18	4.14	4.18	4.02
25	4.16	2.85	2.71	2.63	3.22	3.21	4.66	4.08	4.12	4.15	4.23	4.01

26	4.25	2.78	2.66	2.59	3.16	3.09	4.66	4.11	4.41	4.13	4.25	3.92
27	4.14	2.72	2.70	2.52	2.98	3.27	4.55	4.14	4.44	4.12	4.25	4.01
28	4.09	2.75	2.68	2.46	2.95	3.47	4.42	4.11	4.54	4.10	4.27	4.05
29	4.17	2.74	2.71	2.41	---	3.51	4.28	4.14	4.61	4.11	4.23	4.02
30	4.13	2.75	2.70	2.37	---	3.51	4.19	4.12	4.69	4.10	4.24	4.03

31	4.16	---	2.68	2.32	---	3.76	---	4.04	---	4.08	4.23	---

MEAN	4.04	3.42	2.59	2.86	---	2.86	4.37	4.21	4.26	4.20	4.15	4.10
MAX	4.25	4.17	2.73	3.29	---	3.76	4.79	4.53	4.69	4.71	4.27	4.28
MIN	3.93	2.72	2.38	2.32	---	2.33	3.73	4.04	4.08	4.04	4.01	3.92