Station list
05595820 CASEY FORK AT MT. VERNON, IL
LOCATION.--Lat 38�17'12", long 88�52'19", in NW¼NW¼ 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.--No estimated daily discharges. Records good. Effluent from sewage-treatment plant upstream at Mt. Vernon
averaged about 4.8 ft3/s per day. 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.