|
| Lake Length |
12 miles |
| Great Basin Width |
5 miles |
| Jordan Bay Width |
2 miles |
| Sebago Lake Basin Width |
1 mile |
| Shoreline Length |
105 miles |
| Maximum Depth |
307 feet |
| Mean Depth |
101 feet |
| Volume |
995 billion gallons |
| Residence Time |
5.1 years |
| Orientation of Main Axis |
NNW |
(estimated)
| Direct Precipitation (42"/year) |
94 million gallons/day |
| Tributary Total |
450 million gallons/day |
| TOTAL |
544 MILLION GALLONS/DAY |
(estimated)
| Evaporation (22"/year) |
49 million gallons/day |
| Presumscot River |
425 million gallons/day |
| Portland Water District |
24 million gallons/day |
| TOTAL |
498 MILLION GALLONS/DAY |
| Lake Level |
Ranges from 260.5 feet to 266.6 feet above sea level, depending on snow melt, rainfall and the opening and closing of dams. |
(excluding water bodies)
| Direct Watershed |
171 square miles |
| Indirect Watershed |
190 square miles |
| TOTAL WATERSHED |
361 SQUARE MILES |
| Sebago Lake |
47 square miles |
| Other lakes, ponds, rivers |
28 square miles |
| TOTAL |
75 SQUARE MILES |
(source: digitized aerial photos, May 1990)
| Residential |
6.9% |
| Agriculture |
2.2% |
| Commercial/Retail |
0.2% |
| Timber Operations |
2.5% |
Undeveloped vegetated areas
(forests/fallow fields) |
81.5% |
| Other Uses |
2.2% |
|
