USGS Water-Year Summary 2020
05597500 CRAB ORCHARD CREEK NEAR MARION, IL
LOCATION - Lat 37°43'52", long 88°53'21" referenced to North American Datum of 1927, in SW 1/4 SW 1/4 sec.16, T.9 S., R.3 E., Williamson County, IL, Hydrologic Unit 07140106, on right bank at downstream side of bridge on State Highway 13, 1.8 miles downstream from Buckley Creek, 2 miles east of Marion, and at mile 32.9.
DRAINAGE AREA - 31.7 mi².
- WSP 1388: 1952-54. WDR-IL 75-1: Drainage area.
PERIOD OF RECORD -
SURFACE-WATER DISCHARGE AND STAGE
DISCHARGE: October 1951 to current.
STAGE: Water years 1994 to current.
CHEMICAL: Water years 1978-91.
GAGE - Water-stage recorder, satellite telemeter, and crest-stage gage. Datum of gage is 415.82 ft above NGVD of 1929 (415.52 ft NAVD 1988). Prior to Aug. 25, 1965, nonrecording gage and crest-stage gage at bridge 800 ft downstream and Aug. 25, 1965, to Oct. 28, 1965, nonrecording gage at present site and datum.
EXTREMES FOR PERIOD OF RECORD - SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 10,400 ft³/s, Apr. 29, 2017, gage height, 13.81 ft; no flow for many days in most years.