USGS Water-Year Summary 2021
04121944 LITTLE MUSKEGON RIVER NEAR OAK GROVE, MI
LOCATION - Lat 43°25'51", long 85°35'44" referenced to North American Datum of 1927, in NE 1/4 SW 1/4 sec.14, T.13 N., R.11 W., Newaygo County, MI, Hydrologic Unit 04060102, on left bank 1.6 mi downstream from Tamarack Creek, 2.4 mi northeast of Oak Grove.
DRAINAGE AREA - 345 mi².
- WDR MI-98-1: 1996-97.
PERIOD OF RECORD - October 1995 to current year.
GAGE - Water-stage recorder and crest-stage gage. Elevation of gage is 750 ft above NGVD 29, from topographic map.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 3,740 ft³/s, Mar. 15, 2019, gage height, 11.35 ft; minimum discharge, 105 ft³/s, July 19, 1998.
PERIOD OF RECORD - Water years 1996 to current year.
PERIOD OF DAILY RECORD -
WATER TEMPERATURE: October 1995 to current year.
DISSOLVED OXYGEN: October 1995 to current year.
INSTRUMENTATION - Water-quality monitor.
EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum, 26.5°C, July 6, 2012; minimum, -0.5°C, on many days during winter periods.
DISSOLVED OXYGEN: Maximum recorded (more than 20 percent missing record), 16.5 mg/L, Dec. 7, 1995; minimum, 5.2 mg/L, Aug. 11, Sept. 2, 2000.