Data Summary: Webster Lake
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| Lake Name |
Webster Lake |
Photo : Dufresne - Henry Inc. |
| Site Name |
NAM-39 |
| State |
New Hampshire |
| Country |
U.S.A. |
| Latitude |
43:3N |
| Longitude |
71:4W |
| Altitude [m] |
122.2 |
| Surface area [m2] |
2,500,000 |
Volume [m3] |
140,500,000 |
| Maximum depth [m] |
13.7 |
Water level control |
Regulated |
| Normal range of annual water level fluctuation[m] |
6 |
Length of shoreline [m] |
6,900 |
| Residence time [yr] |
0.56 |
Catchment area [m2] |
43,000,000 |
| Hours of bright Sunshine [hr yr-1] |
- |
Solar radiation [MJ m-2 day-1] |
- |
| Freezing period |
Nov-Mar |
Mixing type |
Dimictic |
| Annual fish catch [t yr-1] |
- |
| Total N loading [t yr-1] |
- |
Total P loading [t yr-1] |
61.956 |
| Population |
1,622 |
Population density of catchment area [person km-2] |
18.4 |
WATER USAGE
| Domestic water usage [m3 sec-1] |
- |
Irigation water usage [m3 sec-1] |
- |
| Industrial water usage [m3 sec-1] |
- |
Power generation usage [m3 sec-1] |
- |
LAND USE
| Natural landscape [%] |
83.7 |
Agricultural land [%] |
8.8 |
Others [%] |
7.5 |
| Siltation |
Not serious |
Toxic Contamination |
None |
| Eutrophication |
- |
Acidification |
- |
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