Harriman Pond

Dedham, Hancock, Maine
MIDAS 4306

Secchi transparency (mean, maximum & minimum annual values)

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Harriman Pond
MIDAS 4306 - Station 1
Year Depth - Meters Depth - Feet
Min Avg Max Min Avg Max
1984 7.8 8.1 8.4 25.6 26.6 27.6
1985 8.3 10.2 12.3 27.2 33.6 40.4
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 7.7 9.6 11 25.3 31.5 36.1
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 n/a n/a n/a n/a n/a n/a
2012 n/a n/a n/a n/a n/a n/a
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 9 9.4 10 29.5 30.9 32.8
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 n/a n/a n/a n/a n/a n/a
2019 6.8 7.5 8.4 22.3 24.5 27.6
2020 7 8.3 9 23.0 27.1 29.5
2021 6.4 7.4 8.8 21.0 24.1 28.9
2022 7.2 8.1 9.1 23.6 26.7 29.9


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