USGS Water-Year Summary 2024
402913084285400 Chickasaw Cr. at St. Marys OH
LOCATION - Lat 40°29'13", long 84°28'54" referenced to North American Datum of 1983, Mercer County, OH, Hydrologic Unit 05120101, New Bremen Quad, 2 miles upstream from Grand Lake, upstream side of County Road 219-A bridge, on left bank.
DRAINAGE AREA - 16.4 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 2009 to current year.
GAGE - Water-stage recorder. Datum of gage is 867.54 ft (NAVD 1988).