USGS Water-Year Summary 2021
040975299 PRAIRIE RIVER AT US 12 NEAR BURR OAK, MI
LOCATION - Lat 41°50'11", long 85°16'15" referenced to North American Datum of 1983, in SW 1/4 NW 1/4 sec.29, T.7 S., R.8 W., Branch County, MI, Hydrologic Unit 04050001, on left downstream wingwall of bridge on U.S. Highway 12, 10.0 mi East of Sturgis.
DRAINAGE AREA - 66 mi².
PERIOD OF RECORD - May 2014 to current year.
GAGE - Water-stage recorder and crest-stage gage. Elevation of gage is 889 ft above NGVD 29, from topographic map.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 738 ft³/s, Feb. 22, 2018, gage height, 20.44 ft.