Data period: through 2017
Town | County | Delorme Map # | True Basin | Flushing Rate |
---|---|---|---|---|
GRAND LAKE STREAM PL | WASHINGTON | 35 | 1 | 4.7 flushes/yr |
Maximum Depth | Average Depth | Surface Area | Lake Volume | Drainage Area |
---|---|---|---|---|
21 m (70 ft) |
4 m (12 ft) |
4,100 ha (10,132 ac) |
152,010,404 m3 (123,237 ac-ft) |
379 km2 (146 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1984 | 4.0 | 5.0 | 3.5 | 4.6 | 5.5 | 5 | 1 | 2.3 | 2.3 | 2.3 | ||||||
1993 | 5.9 | 28 | 6.8 | 8.0 | 3 | 4.1 | 5.6 | 7.2 | 5 | 1.9 | 2.1 | 2.3 | ||||
1997 | 4.1 | 5.1 | 6.7 | 5 | ||||||||||||
1998 | 6.0 | 20 | 7.0 | 7.2 | 5.1 | 6.0 | 7.8 | 5 | 1.9 | 2.5 | 3.0 | |||||
1999 | 4.3 | 5.2 | 6.2 | 5 | ||||||||||||
2004 | 3.4 | 4.1 | 5.6 | 6 | ||||||||||||
2009 | 7.4 | 22 | 5.9 | 13.6 | 3.1 | 4.1 | 4.8 | 6 | 1.1 | 1.8 | 2.2 | |||||
2010 | 30 | 7.6 | 24 | 5.4 | 11.1 | 3.5 | 4.5 | 5.2 | 5 | 1.7 | 2.5 | 3.1 | ||||
2011 | 29 | 7.4 | 22 | 6.9 | 9.5 | 3.6 | 4.5 | 5.9 | 7 | 1.4 | 2.2 | 2.5 | ||||
2012 | 36 | 7.0 | 17 | 7.0 | 9.1 | 11 | 4.3 | 4.7 | 5.3 | 6 | 1.2 | 1.8 | 2.2 | |||
2013 | 48 | 7.2 | 26 | 7.0 | 9.6 | 3.8 | 4.8 | 5.8 | 6 | 1.1 | 2.4 | 3.3 | ||||
2014 | 32 | 7.1 | 21 | 6.8 | 7.3 | 4.0 | 5.0 | 5.8 | 7 | 1.8 | 2.4 | 3.1 | ||||
2015 | 29 | 7.4 | 21 | 7.0 | 8.3 | 4.3 | 5.2 | 6.0 | 6 | 1.4 | 3.4 | 10.0 | ||||
2016 | 21 | 7.6 | 23 | 7.2 | 10.0 | 4.0 | 5.0 | 5.5 | 6 | 1.0 | 1.9 | 2.4 | ||||
2017 | 27 | 7.4 | 23 | 7.1 | 8.0 | 4.2 | 5.3 | 6.3 | 6 | 1.6 | 2.5 | 3.4 |
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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
32 | 6.8 | 22 | 6.3 | 8.9 | 7 | 3.1 | 4.9 | 7.8 | 5.7 | 1 | 2.3 | 10 |
Depth (m) | TEMP | DO | TEMP | DO | TEMP | DO | TEMP | DO | TEMP | DO | TEMP | DO | TEMP | DO | TEMP | DO |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
0 | 25 | 7.9 | 22 | 8.4 | 22 | 8.4 | 20 | 8.8 | 24 | 8.4 | 22 | 8.5 | 19 | 9.1 | 21 | 9.0 |
1 | 25 | 7.9 | 22 | 8.4 | 22 | 8.4 | 20 | 8.8 | 24 | 8.3 | 22 | 8.5 | 19 | 9.1 | 21 | 9.0 |
2 | 25 | 7.8 | 22 | 8.4 | 22 | 8.4 | 20 | 8.8 | 23 | 8.3 | 22 | 8.5 | 19 | 9.0 | 21 | 9.0 |
3 | 25 | 7.7 | 22 | 8.4 | 22 | 8.4 | 19 | 8.8 | 23 | 8.3 | 22 | 8.4 | 19 | 9.0 | 20 | 8.9 |
4 | 25 | 7.8 | 22 | 8.3 | 22 | 8.4 | 19 | 8.8 | 23 | 8.2 | 22 | 8.4 | 19 | 9.0 | 20 | 8.4 |
5 | 25 | 7.2 | 22 | 8.3 | 22 | 8.3 | 19 | 8.8 | 23 | 7.9 | 22 | 8.4 | 19 | 9.0 | 20 | 8.4 |
6 | 24 | 3.5 | 22 | 8.3 | 22 | 8.1 | 19 | 8.8 | 23 | 7.6 | 22 | 8.3 | 19 | 9.0 | 20 | 8.3 |
7 | 23 | 3.0 | 22 | 8.3 | 22 | 7.3 | 19 | 8.7 | 23 | 7.5 | 22 | 8.3 | 19 | 9.0 | 20 | 8.3 |
8 | 23 | 2.2 | 22 | 8.3 | 21 | 7.3 | 19 | 8.6 | 23 | 7.4 | 22 | 8.3 | 19 | 8.9 | 20 | 8.3 |
9 | 21 | 6.7 |