UPDATE, 11/9: As of November 8, the USGS has successfully restored all of the operational gages that stopped transmitting due to an issue with the satellite telemetry system that records and transmits data. The USGS will now focus on restoring other equipment that experienced the telemetry issues, including about 85 rapid deployment gages that are used periodically for emergency response. Read more
LOCATION.--Lat 41°18'02", long 93°02'43"
referenced to North American Datum of 1927, in NE 1/4 NE 1/4 SE 1/4
sec.16, T.75 N., R.19 W., Marion County, IA, Hydrologic Unit
07100009, on left bank 5 ft upstream from bridge on State Highway 92,
3.0 mi east of Knoxville, and 12.7 mi upstream from mouth. (map)
DRAINAGE AREA.--90.1 mi2.
PERIOD OF RECORD.--Discharge records from July 1985 to current
REVISED RECORDS.--WDR IA-97: (M).
GAGE.--Water-stage recorder. Datum of gage is 721.79 ft above
National Geodetic Vertical Datum of 1929.