USGS Water-Year Summary 2021
14185800 MIDDLE SANTIAM RIVER NEAR CASCADIA, OR
LOCATION - Lat 44°30'55", long 122°22'15" referenced to North American Datum of 1927, Linn County, OR, Hydrologic Unit 17090006, in NE 1/4 sec. 19, T.12 S., R.4 E., on right bank, 5.6 mi downstream from Bear Creek, 10.0 mi northeast of Cascadia and at mile 17.5.
DRAINAGE AREA - 104 mi².
PERIOD OF RECORD - August 1963 to September 1981, August 2010 to current year (gage heights only).
GAGE - Water-stage recorder and crest-stage gage. Elevation of gage is 1,040 ft above NGVD of 1929, from topographic map.
EXTREMES FOR PERIOD OF RECORD - Maximum gage height, 15.75 ft Dec. 22, 1964, from floodmark; minimum gage height since August 2010, 0.71 ft Sept. 4-7, 2019.
PERIOD OF DAILY RECORD - WATER TEMPERATURE: August 1963 to September 1981, August 2010 to current year.
INSTRUMENTATION - Temperature probe and data logger.
EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum, 25.0°C July 2, 2015; minimum, 0.0°C on several days in 1978-79.