LOCATION.--Lat 43°28'00.4", long 92°17'51.1"
referenced to North American Datum of 1983, in SW 1/4 SW 1/4 NW 1/4
sec.20, T.100 N., R.12 W., Howard County, IA, Hydrologic Unit
07060002, on downstream side of bridge on Mill Road, 0.6 mi north of
Lime Springs, 0.7 mi downstream from Beaver Creek, and 121 mi
upstream from mouth. (map)
DRAINAGE AREA.--181 mi2.
SURFACE-WATER RECORDS
PERIOD OF RECORD.--Stage-only records from May 2011 to current
year (no winter records).
GAGE.--Water-stage recorder. Datum of gage is 1,186.15 ft above
North American Vertical Datum of 1988.