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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
- For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
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USGS Water-Year Summary 2024
06605000 Ocheyedan River near Spencer, IA
LOCATION - Lat 43°07'39.6", long 95°12'37.6" referenced to North American Datum of 1983, in SE 1/4 SE 1/4 SE 1/4 sec.16, T.96 N., R.37 W., Clay County, IA, Hydrologic Unit 10230003, on right bank on downstream side of bridge on County Highway M38, 1.0 mi west of Spencer, and 4.9 mi upstream from mouth.
DRAINAGE AREA - 426 mi².
REVISIONS HISTORY - WDR US-2008: 2000(P).
SURFACE-WATER RECORDS
PERIOD OF RECORD - Discharge records from October 1977 to current year. Occasional low-flow measurements, water years 1957-1961, 1964, 1966-1968, 1970, 1971, 1974-1977.
GAGE - Water-stage recorder. Datum of gage is 1,311.89 ft. above North American Vertical Datum of 1988.
REMARKS - Accuracy of records is discussed in the annual Station Analysis archived at the USGS IA Water Science Center.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of June 8, 1953, reached a stage of 12.89 ft, discharge 26,000 ft³/s, on basis of contracted-opening measurement of peak flow.
