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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
- For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
- Not all sites have reports available for every water year.
USGS Water-Year Summary 2024
04135700 SOUTH BRANCH AU SABLE RIVER NEAR LUZERNE, MI
LOCATION - Lat 44°36'53", long 84°27'20" referenced to North American Datum of 1927, in SE 1/4 SE 1/4 sec.29, T.26 N., R.1 W., Crawford County, MI, Hydrologic Unit 04070007, on right bank 10 ft upstream from Smith Bridge, 400 ft downstream from bridge on State Highway 72, 4.6 mi upstream from mouth, and 9.1 mi west of Luzerne.
DRAINAGE AREA - 401 mi².
REVISIONS HISTORY - WSP 2111: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Occasional low-flow measurements, water years 1951-66. October 1966 to September 1989, October 1990 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 1,059.26 ft above NAVD88. Apr. 19, 1951 to Nov. 14, 1966, nonrecording gage at same site at different datum.
REMARKS - Occasional regulation by dam upstream from station.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 1,120 ft³/s, Mar. 28, 1976, gage height, 7.30 ft; maximum gage height, 7.75 ft, Jan. 28, 1986, backwater from ice; minimum discharge, 78 ft³/s, Feb. 12, 1981, result of freezeup.
WATER-QUALITY RECORDS
PERIOD OF RECORD - Water years 2021 to current year.
PERIOD OF DAILY RECORD - WATER TEMPERATURE: November 2020 to current year.
INSTRUMENTATION - Water-temperature sensor.
EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum, 25.0°C, July 19, 2024; minimum, 0.0°C, on many days during winter periods.
