Round Pond

Livermore, Androscoggin, Maine
MIDAS 3818

Secchi transparency (mean, maximum & minimum annual values)

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Round Pond
MIDAS 3818 - Station 1
Year Depth - Meters Depth - Feet
Min Mean Max Min Mean Max
1982 6.8 6.5 6 22.3 21.3 19.7
1983 7 6.3 6 23.0 20.6 19.7
1984 7 6.1 4.3 23.0 20.0 14.1
1985 9.6 7.7 5.8 31.5 25.3 19.0
1986 8.1 6.0 4 26.6 19.8 13.1
1987 7.3 6.4 5.7 24.0 21.0 18.7
1988 7.6 6.4 4.7 24.9 21.1 15.4
1989 7 5.9 5 23.0 19.2 16.4
1990 8 7.0 6.2 26.2 23.0 20.3
1991 7.5 6.6 6 24.6 21.5 19.7
1992 7.5 6.4 6 24.6 21.1 19.7
1993 n/a n/a n/a n/a n/a n/a
1994 7.6 6.9 6.2 24.9 22.5 20.3
1995 6.9 6.5 6.1 22.6 21.3 20.0
1996 7.9 6.6 5.2 25.9 21.7 17.1
1997 7.4 6.4 5.15 24.3 20.8 16.9
1998 6.4 6.0 5.3 21.0 19.6 17.4
1999 7.7 6.2 4.7 25.3 20.3 15.4
2000 7.3 5.5 4.55 24.0 18.1 14.9
2001 7.8 6.8 6 25.6 22.3 19.7
2002 7.7 6.5 4.65 25.3 21.2 15.3
2003 9.2 7.1 4.3 30.2 23.2 14.1
2004 8 7.3 6.6 26.2 24.0 21.7
2005 7.6 6.6 3.5 24.9 21.8 11.5
2006 8 7.0 5.8 26.2 22.8 19.0
2007 8.6 7.2 5.6 28.2 23.7 18.4
2008 8.4 6.6 5.85 27.6 21.7 19.2
2009 8.8 6.8 5.1 28.9 22.4 16.7
2010 7.7 6.9 5.4 25.3 22.7 17.7
2011 6.4 6.1 5.05 21.0 20.0 16.6
2012 6.7 6.2 5.6 22.0 20.3 18.4
2013 9 6.9 4.7 29.5 22.7 15.4
2014 8 7.1 5.55 26.2 23.2 18.2
2015 6.85 6.3 5.5 22.5 20.6 18.0
2016 7.2 6.4 5.8 23.6 20.9 19.0
2017 8.95 6.9 5.5 29.4 22.7 18.0
2018 8.2 6.8 5.6 26.9 22.4 18.4
2019 7.1 6.4 5.9 23.3 21.0 19.4
2020 7.6 6.5 5.6 24.9 21.2 18.4
2021 6.9 6.0 4.3 22.6 19.8 14.1
2022 7.3 6.6 5.9 24.0 21.5 19.4
2023 7.1 6.0 5.1 23.3 19.7 16.7
2024 7 6.7 6.3 23.0 21.9 20.7
2025 7.8 6.5 5.5 25.6 21.3 18.0


Understanding Transparency

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

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