Data period: through 2017
Town | County | Delorme Map # | True Basin | Flushing Rate |
---|---|---|---|---|
OTIS | HANCOCK | 24 | 1 | 0.23 flushes/yr |
Maximum Depth | Average Depth | Surface Area | Lake Volume | Drainage Area |
---|---|---|---|---|
32 m (104 ft) |
12 m (38 ft) |
547 ha (1,351 ac) |
64,100,000 m3 (51,967 ac-ft) |
20 km2 (7.8 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 | 4.0 | 7.3 | 8.3 | 10.9 | 6 | 0.7 | 1.4 | 1.8 | ||||||||
1975 | 5.1 | 7.7 | 8.7 | 10.7 | 7 | 0.8 | 1.5 | 2.2 | ||||||||
1976 | 5.2 | 27 | 6.0 | 7.7 | 8.7 | 10.5 | 9 | 0.9 | 1.6 | 2.1 | ||||||
1977 | 2 | 6.0 | 7.4 | 8.5 | 4 | |||||||||||
1978 | 8.0 | 8.7 | 9.0 | 3 | ||||||||||||
1979 | 7.0 | 7.1 | 7.2 | 1 | ||||||||||||
1980 | 4.0 | 24 | 6.0 | 9 | 8.5 | 9.3 | 10.0 | 4 | 1.2 | 1.2 | 1.2 | |||||
1981 | 9.1 | 9.3 | 9.5 | 5 | ||||||||||||
1982 | 7.9 | 8.7 | 10.1 | 6 | ||||||||||||
1983 | 5.0 | 6.0 | 6 | 6.1 | 8.1 | 10.0 | 5 | 1.1 | 1.1 | 1.1 | ||||||
1988 | 5.0 | 24 | 4.0 | 10 | 8.0 | 9.5 | 10.5 | 2 | ||||||||
1989 | 4.9 | 7.2 | 8.2 | 6 | ||||||||||||
1990 | 5.0 | 6.7 | 8.7 | 4 | ||||||||||||
1991 | 6.0 | 24 | 6.8 | 4.0 | 9.2 | 9.2 | 9.2 | 1 | ||||||||
1995 | 9.0 | 3.0 | 8.5 | 9.2 | 10.2 | 3 | ||||||||||
1996 | 7.0 | 30 | 4.5 | 5 | 6.3 | 8.4 | 10.9 | 5 | 1.6 | 1.8 | 2.0 | |||||
1999 | 5.5 | 31 | 5.0 | 13.1 | 13.1 | 13.1 | 1 | 1.7 | 1.7 | 1.7 | ||||||
2003 | 9.4 | 11.4 | 12.1 | 3 | ||||||||||||
2004 | 4 | 8.0 | 34 | 6.9 | 4.0 | 8.0 | 9.1 | 10.2 | 3 | 1.8 | 1.8 | 1.8 | ||||
2007 | 8.2 | 8.6 | 9.0 | 3 | ||||||||||||
2008 | 8.9 | 9.3 | 9.8 | 2 | ||||||||||||
2009 | 10.2 | 10.4 | 10.9 | 2 | ||||||||||||
2010 | 8.0 | 9.7 | 11.5 | 5 | ||||||||||||
2011 | 7 | 5.6 | 33 | 7.0 | 3.0 | 8.0 | 9.1 | 10.3 | 5 | |||||||
2012 | 8.6 | 9.8 | 11.0 | 5 | ||||||||||||
2013 | 7.4 | 8.3 | 9.2 | 4 | ||||||||||||
2014 | 6.0 | 8.1 | 9.6 | 4 | ||||||||||||
2015 | 8.0 | 8.8 | 9.8 | 2 | ||||||||||||
2016 | 8 | 8.0 | 34 | 7.1 | 6.0 | 8.9 | 10.4 | 11.2 | 4 | 2.2 | 2.2 | 2.2 | ||||
2017 | 8.5 | 10.2 | 11.6 | 6 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
6.3 | 6.2 | 29 | 7 | 4.9 | 4 | 6.4 | 4.9 | 9 | 13 | 4 | 0.7 | 1.6 | 2.2 |
Depth (m) | TEMP | DO | TEMP | DO | TEMP | DO | TEMP | DO | TEMP | DO | TEMP | DO | TEMP | DO | TEMP | DO |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
0 | 24.4 | 8.2 | 23.7 | 8.5 | 23.9 | 8.3 | 24.1 | 8.1 | 23.3 | 8.8 | 23.2 | 8.3 | 20.0 | 8.9 | 21.3 | 8.9 |
1 | 24.3 | 8.3 | 22.4 | 8.6 | 23.8 | 8.3 | 24.1 | 8.1 | 23.3 | 8.8 | 23.0 | 8.3 | 19.9 | 8.9 | 20.3 | 8.9 |
2 | 24.1 | 8.3 | 22.3 | 8.6 | 23.0 | 8.3 | 24.0 | 8.1 | 23.1 | 8.8 | 22.9 | 8.3 | 19.8 | 8.9 | 20.1 | 9.0 |
3 | 23.9 | 8.3 | 22.2 | 8.5 | 22.9 | 8.3 | 23.9 | 8.1 | 23.0 | 8.8 | 22.8 | 8.3 | 19.6 | 8.9 | 20.0 | 9.0 |
4 | 23.7 | 8.3 | 22.1 | 8.5 | 22.9 | 8.3 | 23.8 | 8.1 | 22.9 | 8.8 | 22.8 | 8.3 | 19.5 | 8.9 | 19.9 | 9.0 |
5 | 23.7 | 8.2 | 21.9 | 8.5 | 22.7 | 8.3 | 23.7 | 8.1 | 22.9 | 8.7 | 22.8 | 8.3 | 19.4 | 8.9 | 19.8 | 9.0 |
6 | 22.9 | 8.1 | 21.7 | 8.4 | 22.7 | 8.3 | 23.6 | 8.0 | 22.8 | 8.7 | 22.8 | 8.2 | 19.3 | 8.9 | 19.8 | 9.0 |
7 | 20.2 | 8.5 | 21.5 | 8.3 | 22.6 | 8.2 | 23.2 | 7.8 | 22.7 | 8.7 | 22.7 | 8.2 | 19.3 | 8.8 | 19.8 | 9.0 |
8 | 17.4 | 8.6 | 20.6 | 7.9 | 20.8 | 8.2 | 21.6 | 7.9 | 22.5 | 8.6 | 19.4 | 8.5 | 19.2 | 8.8 | 19.5 | 8.8 |
9 | 14.4 | 8.7 | 16.2 | 7.4 | 17.6 | 8.4 | 17.4 | 8.0 | 22.2 | 8.5 | 16.3 | 9.0 | 19.1 | 8.7 | 19.2 | 8.7 |
10 | 12.9 | 9.0 | 14.1 | 7.6 | 15.5 | 8.4 | 15.3 | 7.7 | 18.6 | 8.6 | 13.6 | 9.3 | 18.6 | 8.6 | 18.8 | 8.6 |
11 | 10.9 | 9.3 | 11.4 | 8.1 | 12.8 | 8.6 | 13.5 | 8.2 | 15.0 | 8.2 | 11.9 | 9.2 | 16.8 | 8.3 | 15.9 | 7.7 |
12 | 9.7 | 9.7 | 9.8 | 8.7 | 11.6 | 8.9 | 11.8 | 8.4 | 12.1 | 7.9 | 11.1 | 9.1 | 13.1 | 8.3 | 12.9 | 7.8 |
13 | 8.8 | 9.8 | 9.1 | 8.9 | 10.8 | 9.0 | 10.6 | 8.8 | 11.2 | 7.9 | 10.4 | 9.2 | 10.8 | 8.4 | 11.2 | 7.9 |
14 | 8.3 | 10.0 | 8.5 | 9.1 | 9.9 | 8.9 | 10.2 | 8.7 | 10.8 | 8.1 | 9.8 | 8.9 | 10.3 | 8.2 | 10.3 | 7.8 |
15 | 8.0 | 10.0 | 8.2 | 9.3 | 9.6 | 8.9 | 9.9 | 8.6 | 10.7 | 8.1 | 9.4 | 9.0 | 9.6 | 8.2 | 9.8 | 7.8 |
16 | ||||||||||||||||
17 | 9.9 | 8.2 | ||||||||||||||
18 | ||||||||||||||||
19 | 9.6 | 8.2 | ||||||||||||||
20 | 7.2 | 10.3 | 7.2 | 9.4 | 7.5 | 9.6 | 7.8 | 9.2 | 8.0 | 9.1 | 8.2 | 8.2 | 8.1 | 7.9 | ||
21 | 9.2 | 8.1 | ||||||||||||||
22 | ||||||||||||||||
23 | 8.8 | 7.8 | ||||||||||||||
24 | ||||||||||||||||
25 | 6.8 | 9.8 | 6.8 | 8.6 | 6.9 | 9.0 | 7.0 | 8.7 | 8.7 | 7.6 | 7.4 | 8.6 | 7.5 | 7.6 | 7.5 | 7.3 |
26 | ||||||||||||||||
27 | ||||||||||||||||
28 | 6.7 | 8.4 | ||||||||||||||
29 | 6.7 | 9.0 | 6.7 | 7.9 | 6.8 | 8.1 | 8.4 | 6.5 | ||||||||
30 | 7.3 | 7.3 | 7.3 | 6.6 | 7.4 | 6.1 |