LOCATION.-- Lat 40°40'03", long 89°30'15" (NAD of 1927), in SE1/4NE1/4 sec.36, T.26 N., R.4 W., Tazewell County, Hydrologic Unit 07130001, on right bank at upstream side of bridge, 0.2 mi east of Farmdale, 0.3 mi upstream from Norfolk & Western Railway bridge, 0.3 mi downstream from Toledo, Peoria & Western Railroad bridge, and at mile 5.8. |
|
DRAINAGE AREA.-- 27.4 mi2. |
|
PERIOD OF RECORD.-- |
|
SURFACE-WATER DISCHARGE AND STAGE |
|
DISCHARGE: October 1948 to October 1985. March 1986 to current (Seven month periods-March to September). |
|
STAGE: Water years 1994 to current year (Seven month periods-March to September). |
|
PARTIAL RECORD: Miscellaneous discharge measurements, water years 1986-99. |
|
REVISED RECORDS.-- WDR IL-75-1: Drainage area. |
|
GAGE.-- Water-stage recorder, crest-stage gage, and concrete control. Datum of gage is 530.12 ft above NGVD of 1929. Prior to Mar. 5, 2002, water-stage recorder and concrete control at site 400 ft. downstream at same datum. |
|
REMARKS.-- High flow regulated by Farmdale Dam, 1 mi upstream effective Aug. 16, 1951. |
|
EXTREMES FOR PERIOD OF RECORD.-- |
|
SURFACE-WATER DISCHARGE AND STAGE: Prior to Mar. 5, 2002, maximum gage height, 7.58 ft, Apr. 24, 1950, discharge not determined; maximum discharge prior to Mar. 5, 2002 and after Farmdale Dam (Aug. 16, 1951) 1,050 ft3/s, June 2, 1980, gage height, 4.43 ft; maximum gage height, 6.55 ft, Feb. 20, 1982, ice jam; after Mar. 5, 2002, maximum discharge, 598 ft3/s, May 12, 2002, gage height 9.37 ft; no flow for several days in most years. |
|
REMARKS FOR CURRENT YEAR.-- Records fair except 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 | 1.4 | --- | --- | --- | --- | --- | 26 | 17 | 104 | 10 | 2.3 | 3.6 |
2 | --- | --- | --- | --- | --- | --- | 22 | 17 | 66 | 8.8 | 2.2 | 3.3 |
3 | --- | --- | --- | --- | --- | --- | 21 | 16 | 51 | 12 | 2.1 | 3.0 |
4 | --- | --- | --- | --- | --- | --- | 19 | 16 | 38 | 8.6 | 7.6 | 2.9 |
5 | --- | --- | --- | --- | --- | --- | 17 | 15 | 33 | 7.2 | 2.6 | 2.6 |
6 | --- | --- | --- | --- | --- | --- | 17 | 13 | 29 | 22 | 2.0 | 2.8 |
7 | --- | --- | --- | --- | --- | --- | 16 | 11 | 25 | 16 | 2.0 | 2.9 |
8 | --- | --- | --- | --- | --- | --- | 15 | 10 | 22 | 9.4 | 1.9 | 2.7 |
9 | --- | --- | --- | --- | --- | --- | 13 | 10 | 20 | 8.4 | 1.9 | 2.7 |
10 | --- | --- | --- | --- | --- | --- | 12 | 9.6 | 89 | 38 | 1.7 | 2.7 |
11 | --- | --- | --- | --- | --- | --- | 12 | 9.6 | 104 | 28 | 1.7 | 2.6 |
12 | --- | --- | --- | --- | --- | --- | 11 | 11 | 46 | 31 | 1.7 | 2.6 |
13 | --- | --- | --- | --- | --- | --- | 11 | 15 | 33 | 16 | 1.8 | 2.7 |
14 | --- | --- | --- | --- | --- | --- | 11 | 55 | 26 | 13 | 1.9 | 2.6 |
15 | --- | --- | --- | --- | --- | --- | 10 | 44 | 24 | 9.8 | 1.6 | 3.3 |
16 | --- | --- | --- | --- | --- | --- | 10 | 30 | 20 | 8.2 | 1.7 | 8.8 |
17 | --- | --- | --- | --- | --- | --- | 9.6 | 23 | 18 | 7.3 | 2.1 | 2.6 |
18 | --- | --- | --- | --- | --- | --- | 9.2 | 108 | 16 | 6.5 | 5.2 | --- |
19 | --- | --- | --- | --- | --- | --- | 8.9 | 123 | 14 | 5.9 | 6.9 | --- |
20 | --- | --- | --- | --- | --- | --- | 12 | 57 | 13 | 5.3 | 4.7 | --- |
21 | --- | --- | --- | --- | --- | --- | 12 | 40 | 50 | 4.8 | 2.7 | --- |
22 | --- | --- | --- | --- | --- | --- | 9.0 | 34 | 39 | 8.6 | 2.0 | --- |
23 | --- | --- | --- | --- | --- | --- | 8.1 | 31 | 22 | 5.6 | 2.0 | --- |
24 | --- | --- | --- | --- | --- | 8.6 | 18 | 24 | 18 | 4.2 | 6.6 | --- |
25 | --- | --- | --- | --- | --- | 8.6 | 44 | 45 | 14 | 3.7 | 16 | --- |
26 | --- | --- | --- | --- | --- | 29 | 22 | 29 | 12 | 3.4 | 15 | --- |
27 | --- | --- | --- | --- | --- | 21 | 18 | 25 | 12 | 3.0 | 22 | --- |
28 | --- | --- | --- | --- | --- | 37 | 18 | 22 | 12 | 2.6 | 46 | --- |
29 | --- | --- | --- | --- | --- | 58 | 15 | 19 | 12 | 2.4 | 15 | --- |
30 | --- | --- | --- | --- | --- | 37 | 16 | 165 | 11 | 3.0 | 6.3 | --- |
31 | --- | --- | --- | --- | --- | 31 | --- | 343 | --- | 2.7 | 4.3 | --- |
TOTAL | --- | --- | --- | --- | --- | --- | 462.8 | 1387.2 | 993 | 315.4 | 193.5 | --- |
MEAN | --- | --- | --- | --- | --- | --- | 15.4 | 44.7 | 33.1 | 10.2 | 6.24 | --- |
MAX | -- | --- | --- | --- | --- | -- | 44 | 343 | 104 | 38 | 46 | -- |
MIN | -- | --- | --- | --- | --- | -- | 8.1 | 9.6 | 11 | 2.4 | 1.6 | -- |
CFSM | --- | --- | --- | --- | --- | --- | 0.56 | 1.63 | 1.21 | 0.37 | 0.23 | --- |
IN. | --- | --- | --- | --- | --- | --- | 0.63 | 1.88 | 1.35 | 0.43 | 0.26 | --- |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |