Data period: through 2018
Town | County | Delorme Map # | True Basin | Flushing Rate | Elevation |
---|---|---|---|---|---|
FALMOUTH | CUMBERLAND | 5 | 1 | 0.7 flushes/yr | 190 ft |
Maximum Depth | Average Depth | Surface Area | Lake Volume | Drainage Area |
---|---|---|---|---|
20 m (67 ft) |
7 m (23 ft) |
252 ha (622 ac) |
17,300,000 m3 (14,025 ac-ft) |
19 km2 (7.2 mi2) |
Graph Legend: Secchi symbols = average Secchi Disk Transparency Values; tick marks = maximum and minimum values for each year.
Year | Color | Alk | SpCon | pH | TP-EC | TP-SG | TP-BG | TP-PG | SDT-Min | SDT-Avg | SDT-Max | SDT-n | SDT-b | Chl-Min | Chl-Avg | Chl-Max |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1974 | 8.8 | 4.0 | 5.4 | 7.4 | 6 | 1.3 | 2.2 | 3.3 | ||||||||
1975 | 5.5 | 34 | 6.9 | 4.8 | 6.2 | 8.1 | 7 | 2.0 | 2.8 | 4.4 | ||||||
1976 | 4.7 | 26 | 8.8 | 4.0 | 6.3 | 8.4 | 9 | 1.0 | 2.7 | 5.5 | ||||||
1977 | 2 | 4.5 | 7.4 | 9.1 | 3 | |||||||||||
1978 | 4.3 | 6.8 | 8.5 | 5 | ||||||||||||
1979 | 6.1 | 7.1 | 8.2 | 3 | ||||||||||||
1980 | 7.0 | 55 | 6.0 | 16 | 5.2 | 6.4 | 8.7 | 4 | 2.2 | 2.2 | 2.2 | |||||
1981 | 5.5 | 6.8 | 7.6 | 5 | ||||||||||||
1982 | 5.3 | 5.9 | 6.8 | 5 | ||||||||||||
1983 | 6.0 | 8.0 | 11 | 5.1 | 5.1 | 5.1 | 1 | 4.1 | 4.1 | 4.1 | ||||||
1985 | 6.1 | 6.9 | 7.3 | 5 | ||||||||||||
1986 | 6.0 | 36 | 2.0 | 7 | 5.2 | 6.0 | 7.3 | 6 | 2.3 | 2.3 | 2.3 | |||||
1987 | 3.4 | 5.1 | 7.0 | 5 | ||||||||||||
1988 | 7.4 | 4.6 | 5.6 | 6.5 | 7 | 3.1 | 3.8 | 4.6 | ||||||||
1989 | 2.7 | 4.0 | 4.9 | 5 | ||||||||||||
1990 | 4.0 | 5.0 | 5.5 | 6 | ||||||||||||
1991 | 16.0 | 75 | 6.9 | 11.5 | 2.1 | 4.4 | 7.5 | 9 | 2.8 | 2.8 | 2.8 | |||||
1992 | 8.0 | 20 | 6.6 | 8.6 | 3.6 | 5.2 | 6.5 | 6 | 3.3 | 4.0 | 4.7 | |||||
1993 | 4.5 | 7.0 | 10.0 | 5 | ||||||||||||
1994 | 7.0 | 8.0 | 8.0 | 4.4 | 5.7 | 6.9 | 5 | 2.4 | 2.4 | 2.4 | ||||||
1995 | 6.9 | 3.4 | 4.9 | 5.8 | 6 | |||||||||||
1996 | 2.0 | 4.5 | 6.5 | 7 | 1 | |||||||||||
1997 | 13.0 | 3.1 | 4.4 | 5.5 | 8 | 5.7 | 5.7 | 5.7 | ||||||||
1998 | 8.0 | 58 | 7.0 | 9.5 | 11 | 3.3 | 4.2 | 5.2 | 7 | 4.7 | 6.3 | 8.0 | ||||
1999 | 4.3 | 5.3 | 6.3 | 6 | ||||||||||||
2000 | 7.1 | 6.5 | 3.3 | 4.7 | 5.8 | 8 | ||||||||||
2001 | 8.2 | 6.2 | 3.7 | 5.0 | 6.4 | 11 | ||||||||||
2002 | 10.7 | 13 | 12.6 | 4.5 | 5.4 | 6.2 | 12 | 3.0 | 3.9 | 4.6 | ||||||
2003 | 8 | 9.0 | 78 | 8.0 | 3.9 | 5.1 | 6.2 | 7 | 8.6 | 8.6 | 8.6 | |||||
2004 | 4.0 | 5.0 | 5.5 | 7 | ||||||||||||
2005 | 11 | 7.0 | 75 | 6.9 | 10.0 | 13 | 3.3 | 4.5 | 5.2 | 7 | 6.6 | 6.6 | 6.6 | |||
2006 | 2.7 | 4.6 | 5.7 | 7 | ||||||||||||
2007 | 3.8 | 4.6 | 6.8 | 5 | ||||||||||||
2008 | 4.6 | 5.3 | 5.9 | 5 | ||||||||||||
2009 | 10.0 | 3.9 | 4.7 | 5.6 | 5 | 7.4 | 7.4 | 7.4 | ||||||||
2010 | 10.0 | 16 | 3.9 | 4.9 | 5.8 | 7 | 4.7 | 4.7 | 4.7 | |||||||
2011 | 4.5 | 4.9 | 5.6 | 5 | ||||||||||||
2012 | 3.7 | 4.3 | 5.9 | 6 | ||||||||||||
2013 | 2.5 | 4.6 | 6.4 | 12 | ||||||||||||
2014 | 8 | 10.0 | 71 | 7.1 | 12.0 | 1.7 | 4.6 | 7.2 | 10 | 4.0 | 4.0 | 4.0 | ||||
2015 | 1.7 | 4.5 | 7.0 | 12 | ||||||||||||
2016 | 10 | 10.0 | 76 | 7.0 | 14.0 | 25 | 1.9 | 5.6 | 8.0 | 13 | 4.5 | 4.5 | 4.5 | |||
2017 | 2.1 | 4.9 | 7.3 | 11 | ||||||||||||
2018 | 3.1 | 5.8 | 8.4 | 10 |
Avg Color | Avg Alk | Avg SpCon | pH | Avg TP-EC | Avg TP-SG | Avg TP-BG | Avg TP-PG | SDT-Min | SDT-Avg | SDT-Max | SDT-n | Chl-Min | Chl-Avg | Chl-Max |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
9.2 | 8 | 55 | 6.7 | 9.9 | 6.4 | 13 | 10 | 1.7 | 5.3 | 10 | 6.8 | 1 | 4.3 | 8.6 |
Depth (m) | TEMP | DO | TEMP | DO | TEMP | DO | TEMP | DO | TEMP | DO | TEMP | DO | TEMP | DO | TEMP | DO |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
0 | 25.1 | 7.4 | 25.2 | 7.6 | 25.7 | 7.9 | 23.8 | 7.4 | 25.5 | 8.7 | 25.0 | 8.4 | 24.4 | 7.7 | 20.7 | 7.4 |
1 | 25.1 | 7.4 | 25.3 | 7.5 | 25.6 | 7.9 | 23.8 | 7.4 | 25.5 | 8.7 | 25.0 | 8.4 | 24.3 | 7.7 | 20.7 | 7.4 |
2 | 25.2 | 7.4 | 25.2 | 7.5 | 25.5 | 7.8 | 23.8 | 7.4 | 25.4 | 8.7 | 24.5 | 8.4 | 23.6 | 7.7 | 20.7 | 7.3 |
3 | 25.2 | 7.4 | 25.2 | 7.5 | 25.4 | 7.6 | 23.8 | 7.3 | 25.4 | 8.7 | 24.3 | 8.1 | 23.1 | 7.7 | 20.7 | 7.2 |
4 | 25.1 | 7.4 | 25.2 | 7.4 | 25.0 | 6.8 | 23.7 | 7.3 | 25.3 | 8.6 | 24.1 | 8.1 | 23.0 | 7.5 | 20.7 | 7.2 |
5 | 25.1 | 7.3 | 25.0 | 7.0 | 24.6 | 6.3 | 23.7 | 7.1 | 22.7 | 6.6 | 24.0 | 8.1 | 22.9 | 7.3 | 20.6 | 7.2 |
6 | 25.1 | 7.2 | 24.0 | 3.7 | 24.3 | 5.7 | 23.7 | 7.2 | 19.5 | 2.9 | 21.7 | 2.1 | 22.5 | 4.6 | 20.6 | 7.3 |
7 | 24.8 | 6.5 | 22.9 | 1.8 | 23.6 | 4.0 | 23.4 | 6.3 | 17.5 | 2.0 | 18.2 | 0.9 | 19.4 | 0.7 | 20.3 | 6.9 |
8 | 19.1 | 0.7 | 19.8 | 0.2 | 20.5 | 0.3 | 21.9 | 1.7 | 15.4 | 1.4 | 15.4 | 0.8 | 15.9 | 0.4 | 18.2 | 2.1 |
9 | 16.7 | 0.6 | 16.5 | 0.3 | 17.5 | 0.2 | 18.9 | 0.4 | 13.6 | 1.8 | 13.6 | 1.5 | 14.4 | 0.8 | 15.4 | 0.7 |
10 | 14.4 | 1.3 | 13.7 | 1.1 | 14.1 | 0.6 | 14.4 | 0.4 | 11.7 | 2.8 | 12.0 | 2.3 | 12.4 | 1.8 | 12.7 | 1.2 |
11 | 12.1 | 2.2 | 12.4 | 1.6 | 12.2 | 1.1 | 12.8 | 0.7 | 10.9 | 3.1 | 10.5 | 2.9 | 10.8 | 2.5 | 10.7 | 1.8 |
12 | 10.8 | 2.4 | 11.2 | 1.9 | 11.5 | 1.2 | 11.4 | 1.1 | 9.8 | 3.6 | 10.0 | 2.8 | 10.2 | 2.6 | 10.1 | 2.0 |
13 | 10.2 | 2.8 | 10.5 | 2.0 | 10.6 | 1.4 | 10.4 | 1.1 | 9.3 | 3.4 | 9.4 | 2.9 | 9.6 | 2.6 | 9.7 | 2.0 |
14 | 9.9 | 2.5 | 10.2 | 1.8 | 10.3 | 1.5 | 10.3 | 1.1 | 8.9 | 3.3 | 9.0 | 2.9 | 9.2 | 2.4 | 9.2 | 2.0 |
15 | 9.7 | 2.4 | 9.8 | 1.7 | 10.1 | 1.4 | 10.0 | 1.0 | 8.6 | 3.2 | 8.7 | 2.6 | 8.8 | 2.4 | 8.9 | 1.9 |
16 | 9.7 | 1.5 | 9.9 | 1.2 | 9.8 | 0.5 | 8.4 | 3.0 | 8.4 | 1.9 | 8.6 | 2.2 | 8.7 | 1.6 | ||
17 | 9.4 | 1.5 | 9.6 | 1.3 | 9.8 | 1.1 | 9.6 | 0.4 | 8.3 | 2.7 | 8.2 | 1.5 | 8.4 | 1.6 | 8.5 | 1.3 |
18 | 9.3 | 1.2 | 9.5 | 1.1 | 9.6 | 0.7 | 9.5 | 0.2 | 8.2 | 2.2 | 8.2 | 1.2 | 8.3 | 1.3 | 8.4 | 0.7 |
19 | 9.4 | 0.7 | 9.5 | 0.5 | 9.5 | 0.1 | 8.1 | 1.7 | 8.2 | 0.9 | 8.3 | 0.4 | ||||
20 | 9.4 | 0.1 | 8.1 | 0.9 | 8.2 | 0.8 | 8.3 | 0.3 |