USGS Water-Year Summary 2019
14189050 SANTIAM RIVER NEAR JEFFERSON, OR
LOCATION - Lat 44°44'20", long 123°02'55" referenced to North American Datum of 1927, in SW 1/4 sec.34, T.9 S., R.3 W., Marion County, OR, Hydrologic Unit 17090005, on right bank, 0.1 mi upstream from Interstate 5 bridge, in east side of Santiam Safety Rest Area and at mile 6.2.
DRAINAGE AREA - 1,790 mi², approximately, at site (station 14189000) 3.42 mi upstream.
PERIOD OF DAILY RECORD - WATER TEMPERATURE: May 2001 to current year.
INSTRUMENTATION - Temperature probe and data logger.
EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum, 24.0°C July 2, 2015; minimum, 1.5°C Feb. 6, 7, 2014.