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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.
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USGS Water-Year Summary 2024
04295500 LAKE MEMPHREMAGOG AT NEWPORT, VT
LOCATION - Lat 44°56'16", long 72°12'24" referenced to North American Datum of 1927, Orleans County, VT, Hydrologic Unit 04150500, 20 ft west of Canadian Pacific Railroad bridge, 200 ft west of US 5 Bridge, 0.3 mi south of US 5 and State Highway 191 intersection, and 0.3 mi northeast of Police Station in Newport.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Gage heights: May 1931 to current year.
GAGE - Water-stage recorder. Datum of gage presented here is at National Geodetic Vertical Datum of 1929. To obtain water-surface elevation above North American Vertical Datum of 1988 subtract 0.53 feet from lake water-surface elevation data. Prior to July 21, 1934, nonrecording gage on Mount Vernon Street bridge, 0.1 mi southeast. July 21, 1934 to August 22, 1961, nonrecording gage on east side of US 5 bridge, and August 23, 1961 to October 18, 1966, on west side of US 5 bridge. Prior to October 2013, gage height records also published at datum 673.00 ft higher.
COOPERATION - Vermont Department of Environmental Conservation and USGS Groundwater and Streamflow Information Program.
REMARKS - Elevation of lake regulated by power plant and gates at Magog, Quebec.
EXTREMES FOR PERIOD OF RECORD - Maximum elevation observed for period of record, 685.92 ft, April 20, 1933; minimum recorded, 679.48 ft, November 2, 1968, but may have been lower during period of use of nonrecording gage.
