LOCATION.--Lat 41°00'52", long 92°27'44"
referenced to North American Datum of 1927, in SE 1/4 NW 1/4 NW 1/4
sec.27, T.72 N., R.14 W., Wapello County, IA, Hydrologic Unit
07100009, at bridge on U.S. Highway 34, near west edge of Ottumwa.
Crest-stage gage constructed of 2-inch galvanized pipe located on
downstream side of bridge. (map)
DRAINAGE AREA.--22.9 mi2.
SURFACE-WATER RECORDS
PERIOD OF RECORD.--Annual maximum discharge, water years 1965 to
2022. Stage-only records (no winter records) and annual maximum
discharge, water years 2023 to current.
GAGE.--Water-stage recorder.