Lakes and ponds are some of the park's most scenic and significant resources. Carved by glaciers, some of these features reach more than 100 feet in depth.
Maximum Depth - Lakes and Ponds (in and bordering the park)
| Name |
Depth (ft) |
Name |
Depth (ft) |
| Jordan Pond* |
150 |
Hogdon Pond* |
22 |
| Long Pond* |
113 |
Lower Breakneck Pond |
21 |
| Eagle Lake* |
110 |
Halfmoon Pond |
20 |
| Echo Lake* |
66 |
Round Pond* |
19 |
| Long Pond (Isle au Haut)* |
59 |
Sargent Pond |
14 |
| Seal Cove Pond* |
44 |
Beaver Dam Pond |
13 |
| Lower Hadlock Pond* |
40 |
Upper Breakneck Pond |
12 |
| Bubble Pond* |
39 |
Lake Wood* |
11 |
| Upper Hadlock Pond* |
37 |
Aunt Betty Pond* |
7 |
| Witch Hole Pond* |
33 |
Duck Pond |
6 |
| The Bowl |
29 |
The Tarn |
5 |
* Great Pond (natural pond greater than 10 acres)