The one Massachusetts lake here with a published full pool is sitting at or above it. Another 3 have no full-pool figure and read against their own records instead. The newest reading on this page is from August 26, 2026.
| Lake | Level now | Full pool | Against full pool | Reading |
|---|---|---|---|---|
| Ashumet Pond Natural kettle pond; USGS gauge at Falmouth | 43.48 ft | not published | Reading is unusually low for late August. | August 25, 2026 |
| Assawompset Pond Natural great pond; USGS gauge at the pumphouse | 51.35 ft | not published | Current reading shown; this gauge's public record is too short for seasonal comparisons. | August 26, 2026 |
| Littleville Lake USACE New England District (Littleville Dam) | 518.62 ft | 518.00 ft | 0.6 ft above full pool — typical for late August | August 26, 2026 |
| Long Pond Natural great pond; USGS gauge at Parkhurst Drive | 52.59 ft | not published | Current reading shown; this gauge's public record is too short for seasonal comparisons. | August 26, 2026 |
“Full pool” means the conservation pool — what that is, and what it is not. Lakes with no published figure are read against their own seasonal record instead.
Massachusetts lake levels, asked and answered
What are the lake levels in Massachusetts today?
The one Massachusetts lake here with a published full pool is sitting at or above it. Another 3 have no full-pool figure and read against their own records instead. The newest reading on this page is from August 26, 2026.
Where do these Massachusetts lake levels come from?
Each row is the gauge the agency that runs the lake publishes — the Corps of Engineers, the Bureau of Reclamation, the state water agency or the US Geological Survey, depending on the lake. Open a lake and its own page re-reads that gauge as the page loads, wherever the agency lets a browser do it.