USGS Water-Year Summary 2021
01594440 PATUXENT RIVER NEAR BOWIE, MD
LOCATION - Lat 38°57'21.3", long 76°41'37.3" referenced to North American Datum of 1983, Anne Arundel County, MD, Hydrologic Unit 02060006, on left bank upstream from bridge on U.S. Highway 50 (John Hanson Highway), 3.0 mi east of Bowie City Hall, 3.1 mi downstream from mouth of Little Patuxent River, 4.2 mi northwest of Davidsonville, and 60 mi upstream from mouth.
DRAINAGE AREA - 348 mi².
PERIOD OF RECORD - April 1955 to June 1977 (gage heights and discharge measurements only), June 1977 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 12.32 ft above North American Vertical Datum of 1988. Prior to June 27, 1977, nonrecording gage at same site and gage datum.