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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.
- Not all sites have reports available for every water year.
USGS Water-Year Summary 2024
05482300 North Raccoon River near Sac City, IA
LOCATION - Lat 42°21'16.4", long 94°59'27.7" referenced to North American Datum of 1983, in NE 1/4 NW 1/4 NW 1/4 sec.13, T.87 N., R.36 W., Sac County, IA, Hydrologic Unit 07100006, on left bank 50 ft upstream from bridge on 300th Street, 4.6 mi south of Sac City, 2.1 mi upstream from Indian Creek, 0.3 mi upstream from Drainage Ditch 73, 135.9 mi upstream from mouth, and 166.4 mi upstream from mouth of Raccoon River.
DRAINAGE AREA - 700 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - Discharge records from June 1958 to current year.
GAGE - Water-stage recorder. Datum of gage is 1,146.13 ft above North American Vertical Datum of 1988. Prior to October 1, 1987, at site 1.7 mi downstream at datum 1.43 ft lower.
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 21, 1954, reached a stage of 15.61 ft, from high-water mark, discharge 7,000 ft³/s.
WATER-QUALITY RECORDS
PERIOD OF RECORD - Water years 2008-2010, 2012.
PERIOD OF DAILY RECORD -
NITRATE + NITRITE: March 2008 to current year, records fragmentary.
WATER TEMPERATURE: March 2012 to current year, records fragmentary.
