Lakes / Pennsylvania / Montgomery County
Lakes in Montgomery County, Pennsylvania
3 lakes counted in Montgomery County - the largest is Green Lane Reservoir at 814 acres.
3
Lakes Counted
814 acres
Largest - Green Lane Reservoir
Montgomery County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Green Lane Reservoir | Montgomery | 814 acres | None |
| 2 | Deep Creek Dam | Montgomery | 25 acres | None |
| 3 | Loch Alsh Reservoir | Montgomery | 5 acres | None |
Sources: Pennsylvania Fish and Boat Commission lake data; USGS. Verified October 28, 2026.