USGS Water-Year Summary 2024
04043238 SALMON TROUT RIVER NEAR BIG BAY, MI
LOCATION - Lat 46°46'56", long 87°52'39" referenced to North American Datum of 1927, in SE 1/4 SE 1/4 sec.29, T.51 N., R.28 W., Marquette County, MI, Hydrologic Unit 04020105, on right bank 30 ft downstream from bridge on Northwestern Road, 0.6 mi upstream from West Branch Salmon Trout River, and 7.5 mi southwest of Big Bay.
DRAINAGE AREA - 6.74 mi².
REVISIONS HISTORY - WDR MI-2011: 2010 (M). Revised ice estimates, Jan. 4 to Feb. 12, 2017.
SURFACE-WATER RECORDS
PERIOD OF RECORD - December 2004 to current year.
GAGE - Water-stage recorder and crest-stage gage. Elevation of gage is 1,080 ft above NGVD 29, from topographic map.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 76 ft³/s, Apr. 30, 2013, gage height, 1.74 ft; maximum gage height, 2.94 ft, Dec. 6, 2009, backwater from ice; minimum discharge, 2.0 ft³/s, Feb. 20, 2010.
WATER-QUALITY RECORDS
PERIOD OF RECORD - Water years 2005 to current year.
PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: December 2004 to September 2005, June 2013 to September 2019.
WATER TEMPERATURE: December 2004 to current.
INSTRUMENTATION - Water-quality monitor telemeter, set for one-hour measurement interval December 2004 to April 3, 2013; 15 minute data April 3, 2013 to current.
EXTREMES FOR PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: Maximum recorded, 485 microsiemens, Apr. 8, 2005, but may have been higher during period Mar. 30 to Apr. 1, 2005; minimum, 26 microsiemens, May 9, 2014.
WATER TEMPERATURE: Maximum, 20.1°C, May 29, 2006, July 5, 2012; minimum, -0.3°C, on several days during winter periods in 2006, 2010.