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Water-Year Summary for Site 14139940

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

Water year 2024: 2023-10-01 to 2024-09-30
 

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USGS Water-Year Summary 2024
14139940 BULL RUN RIVER BELOW BULL RUN RESERVOIR NUMBER 2, NEAR BULL RUN, OR
LOCATION - Lat 45°26'54.7", long 122°09'18.7" referenced to North American Datum of 1983, in SW 1/4 SE 1/4 sec.26, T.1 S., R.5 E., Clackamas County, OR, Hydrologic Unit 17080001, in Mt. Hood National Forest, 0.25 mi downstream of Bull Run Dam #2, on the left bank, and 3.8 mi northwest of Bull Run.
DRAINAGE AREA - 103 mi².  
SURFACE-WATER RECORDS
PERIOD OF RECORD - September 2023 to current year (gage heights only).
GAGE - Water-stage recorder. Elevation of gage is 680 ft above NGVD of 1929, from topographic map.
EXTREMES FOR PERIOD OF RECORD - Maximum gage height, 8.54 ft Jan. 31,2024; minimum gage height, 3.59 ft Aug. 9, 2024.
WATER-QUALITY RECORDS
PERIOD OF RECORD -

SPECIFIC CONDUCTANCE: September 2023 to current year.

WATER TEMPERATURE: September 2023 to current year.

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

SPECIFIC CONDUCTANCE: Maximum, 28 microsiemens Oct. 20, to Nov. 5, 2023; minimum, 14 microsiemens Dec. 10-17, 2023, Jan. 30, to Feb. 11, 2024.

WATER TEMPERATURE: Maximum, 15.8°C Sept. 13, 2024; minimum, 2.8°C Jan. 18-21, 2024.