LOCATION.--Lat 43°23'51", long 94°50'38" referenced to North American Datum of 1927, in SW 1/4 NW 1/4 NE 1/4 sec.15, T.99 N., R.34 W., Emmet County, IA, Hydrologic Unit 07100002, on right bank 1,100 ft downstream from bridge on State Highway 9 in Estherville, 350 ft upstream from School Creek, 2.3 mi upstream from Brown Creek, and 404.2 mi upstream from mouth. (map)

DRAINAGE AREA.--1,372 mi².

SURFACE-WATER RECORDS

PERIOD OF RECORD.--Discharge records from October 1951 to May 1995; stage-only records from March 2009 to current year (no winter records). Prior to December 1951, monthly mean discharge for some periods published in WSP 1728.

REVISED RECORDS.--WSP 1438: Drainage area.

GAGE.--Water-stage recorder and concrete control. Datum of gage is 1,247.55 ft above National Geodetic Vertical Datum of 1929.

Advanced Hydrologic Prediction Service

U.S. Army Corps of Engineers - Rock Island District