Mooselookmeguntic (Cupsuptic) Lake

Rangeley, Rangeley Plt, Adamstown Twp, Lower Cupsu, FRANKLIN, Maine
MIDAS 3302

Secchi transparency (mean, maximum & minimum annual values)

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275

Mooselookmeguntic (Cupsuptic) Lake
MIDAS 3302 - Station 1
Year Depth - Meters Depth - Feet
Min Avg Max Min Avg Max
1981 5.5 6.6 7.3 18.0 21.7 24.0
1982 4.3 6.3 7.4 14.1 20.7 24.3
1983 3.4 6.0 7 11.2 19.6 23.0
1984 5.5 5.7 6 18.0 18.7 19.7
1985 5 5.9 7.5 16.4 19.2 24.6
1986 5.5 6.4 7.4 18.0 21.0 24.3
1987 5 5.8 7 16.4 19.0 23.0
1988 5 6.0 7.5 16.4 19.8 24.6
1989 4.5 5.6 6.4 14.8 18.3 21.0
1990 5 6.0 7.1 16.4 19.6 23.3
1991 6.2 6.2 6.2 20.3 20.3 20.3
1992 n/a n/a n/a n/a n/a n/a
1993 n/a n/a n/a n/a n/a n/a
1994 n/a n/a n/a n/a n/a n/a
1995 n/a n/a n/a n/a n/a n/a
1996 4.1 4.6 5.3 13.5 15.2 17.4
1997 7 7.2 7.3 23.0 23.5 24.0
1998 n/a n/a n/a n/a n/a n/a
1999 n/a n/a n/a n/a n/a n/a
2000 5.8 5.8 5.8 19.0 19.0 19.0
2001 4.9 4.9 4.9 16.1 16.1 16.1
2002 n/a n/a n/a n/a n/a n/a
2003 5.8 6.4 6.9 19.0 21.1 22.6
2004 2.7 5.7 7.7 8.9 18.8 25.3
2005 5.6 6.0 6.4 18.4 19.5 21.0
2006 4.8 5.3 5.9 15.7 17.4 19.4
2007 4.9 6.1 7.3 16.1 20.0 24.0
2008 5.3 6.2 7.3 17.4 20.5 24.0
2009 5.4 6.2 7.1 17.7 20.2 23.3
2010 5.8 6.3 6.5 19.0 20.6 21.3
2011 4.1 5.1 6.3 13.5 16.9 20.7
2012 6.8 7.0 7.2 22.3 23.0 23.6
2013 6 6.3 6.7 19.7 20.5 22.0
2014 5.6 6.1 6.6 18.4 19.9 21.7
2015 5.2 5.5 5.8 17.1 18.1 19.0
2016 6.8 7.0 7.2 22.3 23.0 23.6
2017 5.8 5.9 6 19.0 19.4 19.7
2018 6 6.4 6.8 19.7 21.0 22.3
2019 5.9 6.6 7.4 19.4 21.8 24.3
2020 n/a n/a n/a n/a n/a n/a
2021 7 7.2 7.4 23.0 23.6 24.3


Understanding Transparency

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Distribution of Secchi Disk Transparency in All Maine Lakes

Source Data:
Maine Lakes Transparency, Color & Chemistry: Annual Mean Values

Date-specific Secchi data for this and other Maine lakes can be found HERE