Round Pond

Turner, Androscoggin, Maine
MIDAS 3800

Secchi transparency (mean, maximum & minimum annual values)

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Round Pond
MIDAS 3800 - Station 1
Year Depth - Meters Depth - Feet
Min Mean Max Min Mean Max
1992 9.5 8.5 7.2 31.2 28.0 23.6
1993 9 7.7 6 29.5 25.4 19.7
1994 9.5 7.5 4 31.2 24.4 13.1
1995 7.9 6.4 4.3 25.9 20.9 14.1
1996 9.2 6.3 3.5 30.2 20.6 11.5
1997 9.3 7.6 6.4 30.5 24.8 21.0
1998 8 7.0 6.2 26.2 22.9 20.3
1999 7.72 7.0 6.27 25.3 22.9 20.6
2000 8 6.7 5.8 26.2 22.1 19.0
2001 9.65 7.7 6.05 31.7 25.2 19.8
2002 7 5.1 3.6 23.0 16.7 11.8
2003 9.45 7.7 6.32 31.0 25.4 20.7
2004 9.7 8.0 6.35 31.8 26.4 20.8
2005 10.61 8.1 5.25 34.8 26.4 17.2
2006 7.52 5.9 3.92 24.7 19.4 12.9
2007 8.62 6.6 4.65 28.3 21.6 15.3
2008 8.9 7.2 5.34 29.2 23.5 17.5
2009 8.51 7.2 5.75 27.9 23.6 18.9
2010 8.32 7.4 6.12 27.3 24.3 20.1
2011 9.62 7.5 6.05 31.6 24.4 19.8
2012 7.8 6.7 5.52 25.6 22.1 18.1
2013 6.5 5.4 4.4 21.3 17.6 14.4
2014 8.42 7.2 4.7 27.6 23.7 15.4
2015 9.42 7.5 5.2 30.9 24.7 17.1
2016 8.92 7.4 5.85 29.3 24.4 19.2
2017 7.56 6.7 5.7 24.8 22.0 18.7
2018 8.4 7.1 6.15 27.6 23.2 20.2
2019 7.7 6.0 3.5 25.3 19.7 11.5
2020 7.8 6.5 5.43 25.6 21.3 17.8
2021 7.61 6.7 5.52 25.0 21.9 18.1
2022 7.24 6.8 6.3 23.8 22.4 20.7
2023 8.5 7.6 7.12 27.9 25.0 23.4
2024 8.65 7.2 5.4 28.4 23.7 17.7
2025 8.85 6.4 5.3 29.0 20.9 17.4


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