Square Lake

T15 R6 WELS, T16 R5 WELS, Aroostook, Maine
MIDAS 1672

Secchi transparency (mean, maximum & minimum annual values)

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Square Lake
MIDAS 1672 - Station 1
Year Depth - Meters Depth - Feet
Min Avg Max Min Avg Max
1983 3.2 4.3 5.7 10.5 14.1 18.7
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 3.2 3.5 3.8 10.5 11.5 12.5
1987 3.1 4.5 5.6 10.2 14.6 18.4
1988 3.4 4.9 8 11.2 16.1 26.2
1989 3.5 4.5 6.1 11.5 14.6 20.0
1990 3 4.0 5.3 9.8 13.1 17.4
1991 4 4.5 4.9 13.1 14.7 16.1
1992 3 3.5 4.9 9.8 11.6 16.1
1993 n/a n/a n/a n/a n/a n/a
1994 5.2 5.2 5.2 17.1 17.1 17.1
1995 4.2 4.4 4.7 13.8 14.4 15.4
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 5 5.0 5 16.4 16.4 16.4
2001 5.2 5.2 5.2 17.1 17.1 17.1
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 4.4 5.6 6.8 14.4 18.3 22.3
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 4.2 5.1 6.8 13.8 16.6 22.3
2009 6.2 6.2 6.2 20.3 20.3 20.3
2010 5.2 5.6 6 17.1 18.3 19.7
2011 4.3 4.5 4.6 14.1 14.7 15.1
2012 n/a n/a n/a n/a n/a n/a
2013 6.4 6.4 6.4 21.0 21.0 21.0
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 n/a n/a n/a n/a n/a n/a
2019 5 5.0 5 16.4 16.4 16.4


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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