New Hampshire Lake Levels Today
4 lakes and reservoirs · updated Sep 21, 2026
Lake Levels Today tracks 4 lakes and reservoirs in New Hampshire. Of the 4 with a published full pool, 3 are at or above it and 0 are well below it. The highest relative to full pool is Hopkinton Lake (+0.53 ft) and the lowest is Edward MacDowell Lake (−0.73 ft). Over the last 24 hours 1 rose and 0 fell by more than a twentieth of a foot; the rest held steady.
Every figure is the operating agency's own gauge reading, republished once a day. Open a lake for its staff gauge, a one-year chart, pool elevations and the source link. Elevations are in feet above the agency's vertical datum, so compare lakes by their distance from full pool, not by raw elevation.
| Lake | Elevation (ft) | From full | 24h |
|---|---|---|---|
| Edward MacDowell Lake | 911.27 | −0.73 ft | +0.04 ft |
| Everett Lake | 340.11 | −0.39 ft | +0.21 ft |
| Franklin Falls Lake | 306.83 | −0.17 ft | +0.01 ft |
| Hopkinton Lake | 380.53 | +0.53 ft | +0.01 ft |
New Hampshire lake level questions
Which New Hampshire lake is lowest right now?
Edward MacDowell Lake, at 911.27 ft, −0.73 ft from its full pool of 912.00 ft.
How many New Hampshire lakes are full?
3 of the 4 New Hampshire lakes with a published full pool are within half a foot of it or above, and 0 are more than halfway down the conservation pool.
How often are New Hampshire lake levels updated here?
Once a day. The readings on this page were pulled Sep 21, 2026; each lake page shows the exact timestamp of its gauge reading.