Station list
Available data
BIG MUDDY RIVER BASIN
05595820 CASEY FORK AT MT. VERNON, IL
LOCATION.--Lat 38°17'12", long 88°52'19", in NW1/4NW1/4 sec.9, T.3 S., R.3 E., Jefferson County, Hydrologic Unit 07140106,
on left bank on upstream side of bridge on State Highway 142, 0.2 mi downstream from Sevenmile Creek, about 2 mi southeast
of Mt. Vernon, and at mile 18.8.
DRAINAGE AREA.--76.9 mi2.
PERIOD OF RECORD.--October 1985 to current year. October 1985 to September 1994 (8 AM gage heights). Gage-height record
for April 1965 to May 1971 available in files of U.S. Army Corps of Engineers.
GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 420.00 ft above sea level (levels by U.S. Army Corps of
Engineers).
REMARKS.--Records good except those for estimated daily discharges, which are poor. Effluent from sewage-treatment plant
upstream at Mt. Vernon averaged about 4.6 ft3/s. Gage height telemeter at station.
EXTREMES OUTSIDE PERIOD OF RECORD.--Flood of Apr. 4, 1968, reached a stage of 14.60 ft, from records of U.S. Army
Corps of Engineers.
DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999
DAILY MEAN VALUES
|
|---|
| DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP
|
|---|
|
|
| 1 | 2.9 | e3.3 | 5.1 | e5.0 | 2190 | 113 | 39 | 20 | 16 | 12 | 4.9 | 3.0
|
| 2 | 2.8 | e4.5 | 4.3 | e50 | 367 | 74 | 35 | 17 | 244 | 556 | 4.4 | 3.0
|
| 3 | 2.7 | e6.0 | 4.6 | e90 | 145 | 59 | 1240 | 15 | 54 | 211 | 3.8 | 3.0
|
| 4 | 2.7 | e4.5 | 4.4 | e45 | 88 | 41 | 2740 | 14 | 30 | 38 | 3.9 | 2.9
|
| 5 | 2.8 | e4.0 | 5.1 | e25 | 57 | 45 | 391 | 437 | 41 | 20 | 3.7 | 2.9
|
|
|
| 6 | 18 | e3.7 | 4.8 | e16 | 51 | 1500 | 1190 | 842 | 24 | 14 | 4.0 | 3.2
|
| 7 | 15 | e3.5 | 15 | e13 | 3420 | 241 | 251 | 211 | 14 | 10 | 4.2 | 3.1
|
| 8 | 11 | e3.4 | 6.7 | e11 | 1240 | 146 | 123 | 77 | e160 | 8.1 | 9.6 | 3.1
|
| 9 | 6.8 | e5.0 | 6.5 | e10 | 163 | 983 | 91 | 45 | e120 | 111 | 4.5 | 3.3
|
| 10 | 4.4 | 19 | 5.8 | e8.5 | 95 | 284 | 63 | 32 | 23 | 1450 | 4.0 | 3.1
|
|
|
| 11 | 3.7 | 16 | 5.0 | e8.0 | 88 | 133 | 55 | 23 | 14 | 184 | 3.9 | 2.8
|
| 12 | 3.5 | 13 | 4.5 | e20 | 361 | 90 | 39 | 19 | 10 | 49 | 3.7 | 3.1
|
| 13 | 4.4 | 7.8 | 5.4 | 515 | 117 | 70 | 33 | 28 | 10 | 27 | 3.8 | 3.2
|
| 14 | 4.8 | 6.0 | 4.6 | 272 | 74 | 69 | 33 | 23 | 51 | 18 | 3.9 | 3.4
|
| 15 | 3.9 | 5.4 | 4.7 | 79 | 61 | 97 | 164 | 17 | 17 | 13 | 3.5 | 3.2
|
|
|
| 16 | 4.1 | 5.3 | 4.4 | 63 | 54 | 298 | 123 | 16 | 10 | 11 | 3.5 | 3.4
|
| 17 | 3.0 | 5.1 | 4.3 | 181 | 58 | 176 | 69 | 31 | 7.7 | 8.6 | 3.6 | 2.8
|
| 18 | 8.8 | 5.0 | 4.4 | 680 | 46 | 87 | 54 | 72 | 6.3 | 7.4 | 3.6 | 3.0
|
| 19 | 4.9 | 5.1 | 5.3 | 144 | 39 | 61 | 45 | 27 | 5.3 | 6.8 | 3.4 | 2.9
|
| 20 | 3.4 | 7.9 | 5.9 | 94 | 33 | 51 | 38 | 16 | 4.8 | 7.0 | 3.3 | 3.2
|
|
|
| 21 | 3.3 | 5.3 | 19 | 101 | 30 | 45 | 34 | 12 | 4.8 | 8.6 | 3.2 | 2.9
|
| 22 | 3.4 | 5.0 | 42 | 3230 | 26 | 37 | 30 | 9.9 | 4.2 | 7.3 | 3.2 | 2.9
|
| 23 | 3.5 | 4.8 | 22 | 1700 | 28 | 1070 | 26 | 9.6 | 4.5 | 6.3 | 3.3 | 2.9
|
| 24 | 3.4 | 4.3 | 12 | 251 | 34 | 351 | 22 | 9.9 | 12 | 5.3 | 3.5 | 3.0
|
| 25 | 3.5 | 4.9 | e8.0 | 110 | 39 | 127 | 20 | 8.6 | 7.5 | 5.0 | 3.5 | 2.8
|
|
|
| 26 | 3.5 | 5.3 | e7.0 | 67 | 34 | 81 | 28 | 7.1 | 79 | 3.7 | 3.4 | 2.7
|
| 27 | e3.4 | 4.5 | e6.5 | 57 | 90 | 62 | 32 | 6.2 | 118 | 4.9 | 3.1 | 2.9
|
| 28 | e3.4 | 4.7 | e7.0 | 47 | 341 | 51 | 35 | 5.4 | 31 | 4.9 | 3.2 | 3.1
|
| 29 | e3.4 | 4.4 | e7.0 | 37 | --- | 43 | 35 | 4.9 | 17 | 4.6 | 3.0 | 4.9
|
| 30 | e3.3 | 4.7 | e6.5 | 34 | --- | 36 | 29 | 4.6 | 12 | 4.5 | 3.0 | 3.5
|
|
|
| 31 | e3.3 | --- | e6.0 | 1990 | --- | 34 | --- | 4.9 | --- | 4.4 | 3.0 | ---
|
| TOTAL | 151.0 | 181.4 | 253.8 | 9953.5 | 9369 | 6555 | 7107 | 2065.1 | 1152.1 | 2821.4 | 118.6 | 93.2
|
| MEAN | 4.87 | 6.05 | 8.19 | 321 | 335 | 211 | 237 | 66.6 | 38.4 | 91.0 | 3.83 | 3.11
|
| MAX | 18 | 19 | 42 | 3230 | 3420 | 1500 | 2740 | 842 | 244 | 1450 | 9.6 | 4.9
|
| MIN | 2.7 | 3.3 | 4.3 | 5.0 | 26 | 34 | 20 | 4.6 | 4.2 | 3.7 | 3.0 | 2.7
|
| CFSM | .06 | .08 | .11 | 4.18 | 4.35 | 2.75 | 3.08 | .87 | .50 | 1.18 | .05 | .04
|
| IN. | .07 | .09 | .12 | 4.81 | 4.53 | 3.17 | 3.44 | 1.00 | .56 | 1.36 | .06 | .05
|
e Estimated
| STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1986 - 1999, BY WATER YEAR (WY)
|
|---|
| MEAN | 7.98 | 103 | 61.3 | 126 | 133 | 146 | 194 | 143 | 40.6 | 24.7 | 6.55 | 18.6
|
| MAX | 27.2 | 542 | 233 | 327 | 383 | 456 | 540 | 809 | 102 | 101 | 15.5 | 155
|
| (WY) | 1994 | 1994 | 1991 | 1993 | 1986 | 1989 | 1996 | 1995 | 1996 | 1993 | 1993 | 1993
|
| MIN | 2.86 | 4.34 | 4.51 | 13.1 | 10.4 | 32.2 | 40.1 | 4.46 | 2.98 | 2.71 | 1.65 | 2.06
|
| (WY) | 1996 | 1990 | 1990 | 1986 | 1996 | 1987 | 1995 | 1988 | 1991 | 1991 | 1990 | 1995
|
| SUMMARY STATISTICS | FOR 1998 CALENDAR YEAR | FOR 1999 WATER YEAR | WATER YEARS 1986 - 1999 |
|---|
| ANNUAL TOTAL | 27265.0 | | 39821.1 | | |
|
| ANNUAL MEAN | 74.7 | | 109 | | 83.3 |
|
| HIGHEST ANNUAL MEAN | | | | | 123 | 1994
|
| LOWEST ANNUAL MEAN | | | | | 21.3 | 1987
|
| HIGHEST DAILY MEAN | 2890 | Apr 30 | 3420 | Feb 7 | 9940 | May 18 1995
|
| LOWEST DAILY MEAN | 2.7 | A | 2.7 | B | .15 | Sep 29 1989
|
| ANNUAL SEVEN-DAY MINIMUM | 2.9 | Sep 29 | 2.9 | Sep 21 | .38 | Dec 11 1989
|
| INSTANTANEOUS PEAK FLOW | | | 4780 | Feb 7 | 16100 | May 17 1990
|
| INSTANTANEOUS PEAK STAGE | | | 14.03 | Feb 7 | 17.03 | May 17 1990
|
| INSTANTANEOUS LOW FLOW | | | 1.8 | Oct 2,5 | |
|
| ANNUAL RUNOFF (CFSM) | .97 | | 1.42 | | 1.08 |
|
| ANNUAL RUNOFF (INCHES) | 13.19 | | 19.26 | | 14.72 |
|
| 10 PERCENT EXCEEDS | 118 | | 163 | | 120 |
|
| 50 PERCENT EXCEEDS | 12 | | 10 | | 12 |
|
| 90 PERCENT EXCEEDS | 3.5 | | 3.2 | | 2.9 |
|
A - Sept. 1, Oct. 3. 4.
B - Oct. 3, 4, Sept. 26.