LOCATION.--Lat 41°41'14", long 94°22'15"
referenced to North American Datum of 1927, in NW 1/4 NE 1/4 NW 1/4
sec.5, T.79 N., R.30 W., Guthrie County, IA, Hydrologic Unit
07100007, on right bank 10 ft upstream from bridge on Soldier Trail,
at southwestern edge of Panora, 1.5 mi upstream from Andy's
Branch, 1.6 mi downstream from Lake Panorama, 18.2 mi upstream from
mouth, 66.1 mi upstream from mouth of Raccoon River, and 267.2 mi
upstream from mouth of Des Moines River. (map)
DRAINAGE AREA.--440 mi2.
SURFACE-WATER RECORDS
PERIOD OF RECORD.--Discharge records from June 1958 to current
year.
REVISED RECORDS.--WDR IA-74-1: 1973 (P).
GAGE.--Water-stage recorder and concrete control. Datum of gage is
991.20 ft above National Geodetic Vertical Datum of 1929. Prior to
September 9, 2009, at site 25 ft downstream at same datum.
REMARKS.--Panora Water Department diverts approximately 100
acre-ft/yr upstream of station. Flow regulated by dam on Lake
Panorama since August 1970.
WATER-QUALITY RECORDS
PERIOD OF RECORD.--Water year 2010.
PERIOD OF DAILY RECORD.--
NITRATE + NITRITE: May 2010 to current year.
SPECIFIC CONDUCTANCE: Daily instantaneous values collected in
conjunction with suspended-sediment samples, March 1979 to September
1985, records fragmentary.
WATER TEMPERATURE: Daily instantaneous values collected in
conjunction with suspended-sediment samples, March 1979 to September
1985, records fragmentary. Daily mean, March 2012 to current
year.
SUSPENDED-SEDIMENT CONCENTRATION AND DISCHARGE: March 1979 to
September 1985.
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