Upper Cold Stream Pond

Burlington, Lincoln, Penobscot, Maine
MIDAS 2232

Secchi transparency (mean, maximum & minimum annual values)

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Upper Cold Stream Pond
MIDAS 2232 - Station 1
Year Depth - Meters Depth - Feet
Min Avg Max Min Avg Max
1973 8.2 8.6 9.3 26.9 28.3 30.5
1974 8.8 9.0 9.1 28.9 29.4 29.9
1975 10.2 10.4 10.5 33.5 34.0 34.4
1976 9.1 10.5 11.9 29.9 34.3 39.0
1977 n/a n/a n/a n/a n/a n/a
1978 n/a n/a n/a n/a n/a n/a
1979 n/a n/a n/a n/a n/a n/a
1980 n/a n/a n/a n/a n/a n/a
1981 5.5 7.3 10.2 18.0 24.0 33.5
1982 n/a n/a n/a n/a n/a n/a
1983 n/a n/a n/a n/a n/a n/a
1984 8.6 8.6 8.6 28.2 28.2 28.2
1985 n/a n/a n/a n/a n/a n/a
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 n/a n/a n/a n/a n/a n/a
1991 8.8 8.8 8.8 28.9 28.9 28.9
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 10.2 10.2 10.2 33.5 33.5 33.5
1996 7.7 8.8 9.7 25.3 28.7 31.8
1997 6.9 8.3 9.4 22.6 27.1 30.8
1998 5.7 7.9 9.9 18.7 26.0 32.5
1999 7.3 8.5 9.6 24.0 27.8 31.5
2000 6.1 6.3 6.4 20.0 20.7 21.0
2001 5.8 7.0 10.9 19.0 23.0 35.8
2002 5.7 6.9 8.5 18.7 22.7 27.9
2003 7.5 7.6 7.8 24.6 25.0 25.6
2004 4.7 5.6 7.1 15.4 18.4 23.3
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 8.4 8.4 8.4 27.6 27.6 27.6
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 n/a n/a n/a n/a n/a n/a
2016 8.2 9.1 10.2 26.9 29.8 33.5
2017 9.6 11.6 12.5 31.5 38.1 41.0
2018 7.6 9.5 10.4 24.9 31.2 34.1
2019 8.4 9.4 10.5 27.6 30.7 34.4
2020 8.9 9.7 10.7 29.2 32.0 35.1
2021 9.6 10.9 11.9 31.5 35.8 39.0
2022 9.8 10.7 12 32.2 35.3 39.4


Understanding Transparency

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Distribution of Secchi Disk Transparency in All Maine Lakes

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

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