USGS Water-Year Summary 2024

15284000 MATANUSKA RIVER AT PALMER, AK

LOCATION - Lat 61°36'33", long 149°04'15" referenced to North American Datum of 1927, in SE 1/4 NW 1/4 sec.34, T.18 N., R.2 E., Matanuska-Susitna Borough, AK, Hydrologic Unit 19020402, (Anchorage C-6 quad), on downstream left bank of Old Glenn Highway old highway bridge (bike path), and 1 mi east of Palmer.

DRAINAGE AREA - 2,060 mi².  approximately

SURFACE-WATER RECORDS

PERIOD OF RECORD - April 1949 to September 1973, May 1985 to September 1986, October 1991 to September 1992, and May 2000 to current year. Annual maximum, water year 1974 and 1995.

GAGE - Water-stage recorder. Datum of gage is 185.25 ft NAVD88. Prior to November 2, 1950, non-recording gage at bridge 20 ft upstream at same datum. November 2, 1950 to April 30,1952, non-recording gage at current site and same datum. May 1, 1952 to September 30, 1973, July 19 to October 20, 1987, and October 1, 1991 to September 30, 1992, water-stage recorder at site 100 ft downstream at same datum.

WATER-QUALITY RECORDS

PERIOD OF RECORD - Water years 1948-54, 1957-68,1985-87, 2003-04, 2007-10, and 2015 to current year.

PERIOD OF DAILY RECORD - SUSPENDED-SEDIMENT DISCHARGE: Water years 1953-54, and 1959-66. WATER TEMPERATURE: June 2015 to current year.

INSTRUMENTATION - Electronic water-temperature recorder set for 15 minute recording interval.

REMARKS - Records represent water temperature at the sensor within 0.2°C.

EXTREMES FOR PERIOD OF RECORD - WATER TEMPERATURE: Maximum 13.4°C, June 15, 2015; minimum, 0.0°C, on many days during winter periods.