Halfmoon Pond

Prospect, Searsport, Waldo, Maine
MIDAS 5536

Secchi transparency (mean, maximum & minimum annual values)

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Halfmoon Pond
MIDAS 5536 - Station 1
Year Depth - Meters Depth - Feet
Min Avg Max Min Avg Max
1992 8 8.1 8.2 26.2 26.6 26.9
1993 n/a n/a n/a n/a n/a n/a
1994 7.9 7.9 7.9 25.9 25.9 25.9
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 5.6 7.2 8.5 18.4 23.5 27.9
2010 8.2 8.2 8.2 26.9 26.9 26.9
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 5.7 6.9 7.3 18.7 22.7 24.0
2014 5.4 7.0 9.2 17.7 23.0 30.2
2015 5.3 7.7 9.4 17.4 25.3 30.8
2016 5.9 8.0 9.8 19.4 26.2 32.2
2017 4 7.2 8.6 13.1 23.6 28.2
2018 5.7 7.6 10 18.7 25.0 32.8
2019 6.3 6.3 6.3 20.7 20.7 20.7
2020 4.1 5.1 5.8 13.5 16.7 19.0
2021 5 5.0 5 16.4 16.4 16.4
2022 5 5.2 5.3 16.4 17.1 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