Lake Onawa (Ship Pond)

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Lake Onawa (Ship Pond) MIDAS 0894 - Station 1
Year	Depth - Meters			Depth - Feet
Year	Min	Avg	Max	Min	Avg	Max
1976	3.8	4.8	5.2	12.5	15.6	17.1
1977	3.8	4.9	6	12.5	16.1	19.7
1978	3.9	4.9	5.9	12.8	16.1	19.4
1979	4.1	4.7	6.1	13.5	15.3	20.0
1980	2.6	4.3	5.4	8.5	14.0	17.7
1981	3.7	5.2	6.3	12.1	17.2	20.7
1982	3.8	5.5	7	12.5	18.1	23.0
1983	1.2	4.7	6.4	3.9	15.6	21.0
1984	3.5	5.1	6.4	11.5	16.7	21.0
1985	4.3	5.1	5.8	14.1	16.8	19.0
1986	4.3	5.5	7.3	14.1	17.9	24.0
1987	1.9	5.1	6.4	6.2	16.8	21.0
1988	4	5.4	6.2	13.1	17.7	20.3
1989	3.1	5.2	6.1	10.2	17.0	20.0
1990	3.2	5.5	6.8	10.5	17.9	22.3
1991	4.3	5.4	6.4	14.1	17.8	21.0
1992	3	5.4	7.6	9.8	17.8	24.9
1993	4.2	5.8	7.5	13.8	18.9	24.6
1994	4	5.4	6	13.1	17.6	19.7
1995	4.8	6.2	7.2	15.7	20.4	23.6
1996	4.2	5.1	5.5	13.8	16.7	18.0
1997	4.4	6.0	7.9	14.4	19.8	25.9
1998	2.3	5.2	6.5	7.5	17.2	21.3
1999	4.5	5.4	6.2	14.8	17.6	20.3
2000	5	5.5	5.7	16.4	17.9	18.7
2001	4.8	5.7	6.8	15.7	18.6	22.3
2002	4.7	5.7	7.6	15.4	18.7	24.9
2003	4.8	5.6	6.3	15.7	18.2	20.7
2004	4.1	5.2	6.6	13.5	17.2	21.7
2005	3.6	5.6	7	11.8	18.5	23.0
2006	4.3	5.8	7.2	14.1	19.0	23.6
2007	4.7	6.1	7.1	15.4	20.0	23.3
2008	5	5.4	6.1	16.4	17.8	20.0
2009	5.8	5.8	5.8	19.0	19.0	19.0

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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