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Water-Year Summary for Site 14158500

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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.
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Available Parameters
00010 Temperature, water(Max.,Mean,Min.)  
00060 Discharge(Mean)  
00095 Specific cond at 25C(Max.,Mean,Min.)  

Water year 2024: 2024-10-01 to 2025-09-30
 
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USGS Water-Year Summary 2024
14158500 MCKENZIE RIVER AT OUTLET OF CLEAR LAKE, OR
LOCATION - Lat 44°21'40", long 121°59'40" referenced to North American Datum of 1927, in SE 1/4 sec.08, T.14 S., R.7 E., Linn County, OR, Hydrologic Unit 17090004, Willamette National Forest, on west bank of Clear Lake, in narrow channel, 150 ft upstream from outlet and at mile 89.6.
DRAINAGE AREA - 92.4 mi². hydrologic drainage boundary uncertain owing to ground-water exchange.
REVISIONS HISTORY - WSP 1288: 1949. WSP 1318: 1915(M). WSP 1738: Drainage area. WDR-US-2013: 2013.
SURFACE-WATER RECORDS
PERIOD OF RECORD - June 1912 to September 1915, October 1947 to current year. Monthly discharge only for some periods, published in WSP 1318.
GAGE - Water-stage recorder. Datum of gage is 3,015.32 ft above NGVD of 1929 (levels by Eugene Water & Electric Board). June 20, 1912 to July 31, 1915, nonrecording gage at site 1.0 mi north at different datum.
REMARKS - No regulation or diversion upstream from station. Flow affected by natural storage in lake. At high stages an undetermined flow enters numerous sinkholes in lava rock along south edge of lake upstream from station.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 3,300 ft³/s Dec. 23, 1964, gage height, 8.15 ft; minimum discharge, 116 ft³/s Oct. 27, 28, 1992.
WATER-QUALITY RECORDS
PERIOD OF RECORD -

SPECIFIC CONDUCTANCE: July 2017 to current year.

WATER TEMPERATURE: July 2017 to current year.

INSTRUMENTATION - Water-quality monitor.
EXTREMES FOR PERIOD OF RECORD -

SPECIFIC CONDUCTANCE: Maximum, 64 microsiemens Aug. 26-28, 2017; minimum, 34 microsiemens May 18-23, 2023.

WATER TEMPERATURE: Maximum, 14.2°C July 10, 2021; minimum, 2.6°C Jan. 15, 2020.