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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
01054300 ELLIS RIVER AT SOUTH ANDOVER, ME
LOCATION - Lat 44°35'36", long 70°43'59" referenced to North American Datum of 1983, Oxford County, ME, Hydrologic Unit 01040002, on left bank 100 ft upstream from covered bridge at South Andover.
DRAINAGE AREA - 130 mi².
REVISIONS HISTORY - WDR ME-81-1: Drainage area. WDR ME-05-1: 1967-69(M), 1970(P), 1971(M), 1973(M), 1974(P), 1976-78(M), 1979(P), 1980-82(M).
SURFACE-WATER RECORDS
PERIOD OF RECORD -
DISCHARGE: February 1963 to September 1982, October 2000 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 620.00 ft above National Geodetic Vertical Datum of 1929 (levels by Corps of Engineers).
REMARKS - Water Year 2022: Records good, except for estimated daily discharges, which are poor.
Water Year 2021: Records good, except for estimated daily discharges, which are poor.
Water Year 2020: Records good, except for estimated daily discharges, which are poor.
Water Year 2019: Records good, except for estimated daily discharges, which are poor.
Water Year 2018: Records good, except for estimated daily discharges, which are poor.
Water Year 2017: Records good, except for period of ice effect, Dec. 5 to Apr. 7, which is poor.
Water Year 2016: Records good, except for periods of ice effect, Nov. 30 to Dec. 3, Dec. 20-22, and Dec. 28 to Mar. 10, which are poor.
Water Year 2015: Records good, except for periods of ice effect, Nov. 19-23, Nov. 28 to Dec. 9, Dec. 20-21, and Dec. 29 to Apr. 10, which are poor.
Water Year 2014: Records good, except for periods of ice effect, Nov. 25-26, and Dec. 8 to Apr. 10, which are poor.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 7,830 ft³/s, Dec. 18, 2003, gage height, 19.26 ft; minimum discharge, 8.4 ft³/s, Sept. 11, 2002.
