Varnum Pond

Wilton, Franklin, Maine
MIDAS 3680

Secchi transparency (mean, maximum & minimum annual values)

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Varnum Pond
MIDAS 3680 - Station 1
Year Depth - Meters Depth - Feet
Min Avg Max Min Avg Max
1974 7.6 7.6 7.6 24.9 24.9 24.9
1975 5.6 6.7 7.6 18.4 21.9 24.9
1976 5.5 7.3 10.1 18.0 23.8 33.1
1977 n/a n/a n/a n/a n/a n/a
1978 7.3 8.0 8.5 24.0 26.1 27.9
1979 n/a n/a n/a n/a n/a n/a
1980 n/a n/a n/a n/a n/a n/a
1981 n/a n/a n/a n/a n/a n/a
1982 n/a n/a n/a n/a n/a n/a
1983 n/a n/a n/a n/a n/a n/a
1984 n/a n/a n/a n/a n/a n/a
1985 n/a n/a n/a n/a n/a n/a
1986 n/a n/a n/a n/a n/a n/a
1987 n/a n/a n/a n/a n/a n/a
1988 n/a n/a n/a n/a n/a n/a
1989 n/a n/a n/a n/a n/a n/a
1990 n/a n/a n/a n/a n/a n/a
1991 n/a n/a n/a n/a n/a n/a
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 n/a n/a n/a n/a n/a n/a
1997 n/a n/a n/a n/a n/a n/a
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 n/a n/a n/a n/a n/a n/a
2001 n/a n/a n/a n/a n/a n/a
2002 n/a n/a n/a n/a n/a n/a
2003 n/a n/a n/a n/a n/a n/a
2004 n/a n/a n/a n/a n/a n/a
2005 n/a n/a n/a n/a n/a n/a
2006 n/a n/a n/a n/a n/a n/a
2007 n/a n/a n/a n/a n/a n/a
2008 n/a n/a n/a n/a n/a n/a
2009 n/a n/a n/a n/a n/a n/a
2010 n/a n/a n/a n/a n/a n/a
2011 8 8.8 10.4 26.2 29.0 34.1
2012 9.4 9.4 9.4 30.8 30.8 30.8
2013 n/a n/a n/a n/a n/a n/a
2014 n/a n/a n/a n/a n/a n/a
2015 n/a n/a n/a n/a n/a n/a
2016 n/a n/a n/a n/a n/a n/a
2017 n/a n/a n/a n/a n/a n/a
2018 9.1 9.4 9.9 29.9 30.8 32.5
2019 7.5 9.0 9.6 24.6 29.5 31.5
2020 7.9 9.0 9.9 25.9 29.5 32.5
2021 8.2 8.7 9.3 26.9 28.5 30.5
2022 9 9.9 10.9 29.5 32.3 35.8


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