USGS Water-Year Summary 2021
03223000 Olentangy River at Claridon Ohio
LOCATION - Lat 40°34'58", long 82°59'20" referenced to North American Datum of 1927, Marion County, OH, Hydrologic Unit 05060001, on right downstream side of bridge on State Highway 95, 0.5 mile east of Claridon, 0.8 mile downstream from Otter Creek, and 1.4 miles upstream from Beaver Run (Denmark quadrangle).
DRAINAGE AREA - 157 mi².
PERIOD OF RECORD - Continuous-record stream gage from 1947-1998. Index station for nearby low flow site from 1996 to current year. Stage-only gage operated from 1998 to current year.
Datum of gage is 961.72 ft (NGVD 1929) (U.S. Army Corps of Engineers).
Record quality ratings will not be included in the water-year summary for approved records newer than 09/30/2019. Record quality is still being rated internally. For questions about record quality ratings, please send email to gs-w-oh_NWISWeb_Data_Inquiries@usgs.gov.