Click
to
hide
Water-Year
Summary
instructions
and
information
- 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
05460000 Clear Lake at Clear Lake, IA
LOCATION - Lat 43°07'27.5", long 93°23'02.3" referenced to North American Datum of 1983, in SE 1/4 SW 1/4 NE 1/4 sec.13, T.96 N., R.22 W., Cerro Gordo County, IA, Hydrologic Unit 07080203, on eastern shore near intersection of South Lakeview Drive and 15th Avenue South in Clear Lake, near dam on Clear Creek.
DRAINAGE AREA - 22.6 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - Stage-only records from May 1933 to current year. No winter records, water years 1933-1952; records fragmentary, November 1952 to June 1959.
GAGE - Water-stage recorder. Datum of gage is 1,222.28 ft above NAVD of 1988, and 4.70 ft below crest of spillway of dam at outlet. Prior to July 14, 1936, and November 8, 1951, to November 23, 1958, non-recording gage in wooden well at Clear Lake Fish Hatchery at same datum; July 14, 1936, to April 20, 1944, non-recording gage at Clear Lake State Park at same datum; April 21, 1944, to November 7, 1951, non-recording gage located 0.8 mi west of Clear Lake Fish Hatchery at same datum; November 24, 1958, to June 24, 1959, non-recording gage at bridge 2.0 mi west of Clear Lake Fish Hatchery at same datum.
REMARKS - Accuracy of records is discussed in the annual Station Analysis archived at the USGS IA Water Science Center. Lake is formed by concrete dam on Clear Creek with 50-ft ungated overflow spillway, elevation 1,226.94 ft. Dam constructed in 1903. A previous outlet works had been constructed in 1887. Lake is used for conservation and recreation. Area of lake is approximately 3,600 acres.
