USGS Water-Year Summary 2024
15057596 Salmon River at Gustavus, AK
LOCATION - Lat 58°26'42", long 135°44'24" referenced to North American Datum of 1927, in SE 1/4 NW 1/4 SW 1/4 sec.31, T.39 S., R.59 E., UNSPECIFIEDAK, Hydrologic Unit 19010302, (Juneau B-6 quad), on left bank, 2.5 mi upstream of highway bridge, 3.7 mi upstream of mouth, and 2.4 mi north of Gustavus.
DRAINAGE AREA - 33.2 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - May 2014 to current year.
GAGE - Water-stage recorder. Datum of gage is 22.79 ft NAVD88.
WATER-QUALITY RECORDS
PERIOD OF RECORD - Water years 2010 to current year.
PERIOD OF DAILY RECORD - WATER TEMPERATURE: May 2014 to current year.
EXTREMES FOR PERIOD OF RECORD - WATER TEMPERATURE: Maximum, 13.3 C, July 2, 2016; minimum, 0.1 C numerous periods over the entire record.