USGS Water-Year Summary 2024
04137020 AU SABLE RIVER NEAR SOUTH BRANCH, MI
LOCATION - Lat 44°27'48", long 83°43'17" referenced to North American Datum of 1927, in SW 1/4 NW 1/4 sec.21, T.24 N., R.6 E., Iosco County, MI, Hydrologic Unit 04070007, on right bank 75 ft downstream from Loud Dam, 8.4 mi east of South Branch.
DRAINAGE AREA - 1,689 mi².
WATER-QUALITY RECORDS
PERIOD OF RECORD - Water years 1996 to current year.
PERIOD OF DAILY RECORD -
WATER TEMPERATURE: July 1996 to current year.
DISSOLVED OXYGEN: July 1996 to current year.
INSTRUMENTATION - Water-quality monitor.
EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum, 27.7°C, July 21, 2011; minimum, -0.1°C, Dec. 22-24, 2005.
DISSOLVED OXYGEN: Maximum, 14.5 mg/L, Dec. 5, 2002; minimum, 2.6 mg/L, Aug. 4, 2010.