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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
14140020 BULL RUN RIVER AT LARSON'S BRIDGE, NEAR BULL RUN, OR
LOCATION - Lat 45°25'54.9", long 122°11'39.2" referenced to North American Datum of 1927, Clackamas County, OR, Hydrologic Unit 17080001, Mount Hood National Forest, on right bank, 2.8 mi downstream from Bull Run Reservoir Number Two, 1.7 mi northeast of Bull Run and at mile 3.7.
DRAINAGE AREA - 108 mi².
WATER-QUALITY RECORDS
PERIOD OF DAILY RECORD - WATER TEMPERATURE: May 2006 to current year.
INSTRUMENTATION - Temperature probe and data logger.
EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum, 21.9°C July 23, 2006; minimum, 1.2°C Jan. 14, 15, 2017.
