Franklin Falls Lake Water Level Today
New Hampshire · near Laconia · At full pool
- Elevation
- 306.83 ft
- From full pool
- −0.17 ft
- Percent of pool
- 97.6%
- 24-hour change
- +0.01 ft
- 7-day change
- +0.02 ft
- Reading
- Sep 21, 2026 · USACE
Last year at Franklin Falls Lake
Franklin Falls Lake is at full pool, 306.83 ft, up 0.01 ft in the last 24 hours. That puts the lake at 97.6 percent of its conservation pool. The top of the flood pool is 82.2 ft higher, at 389.00 ft.
Over the last 7 days the level held steady, and over 30 days it fell 0.08 ft. In the 399 days of readings on this page the high was 327.48 ft on May 16, 2026 and the low was 306.46 ft on Feb 27, 2026, a range of 21.02 ft.
The reading is the U.S. Army Corps of Engineers gauge at Franklin Falls Dam, near Laconia, taken Sep 21, 2026 and referenced to the NGVD29 datum. This page is rebuilt once a day from the agency feed; it is not a live gauge, so during a fast rise or a scheduled release check the USACE page for hourly values.
Franklin Falls Lake pool elevations
| Current elevation | 306.83 ft |
|---|---|
| Full pool (top of conservation) | 307.00 ft |
| Top of flood pool | 389.00 ft |
| Bottom of conservation pool | 300.00 ft |
| Top of dam | 416.00 ft |
| Inflow | 352 cfs |
| Outflow | 374 cfs |
| 30-day change | −0.08 ft |
| 1-year high | 327.48 ft (May 16, 2026) |
| 1-year low | 306.46 ft (Feb 27, 2026) |
| Vertical datum | NGVD29 |
| Operating agency | U.S. Army Corps of Engineers, NAE district |
Source: U.S. Army Corps of Engineers. Read what full pool and flood pool mean.
More lakes in New Hampshire
- Edward MacDowell Lake 911.27 ft, −0.73 ft from full
- Everett Lake 340.11 ft, −0.39 ft from full
- Hopkinton Lake 380.53 ft, +0.53 ft from full
Franklin Falls Lake level questions
What is the water level of Franklin Falls Lake today?
Franklin Falls Lake is at 306.83 ft as of Sep 21, 2026, −0.17 ft relative to full pool (307.00 ft). The 24-hour change is +0.01 ft.
What is full pool at Franklin Falls Lake?
Full pool, the top of the conservation pool, is 307.00 ft (NGVD29). Above that, water is stored temporarily in the flood pool up to 389.00 ft. The bottom of the conservation pool is 300.00 ft.
Is Franklin Falls Lake rising or falling?
Over the last 24 hours the level is +0.01 ft; over 7 days it held steady, and over 30 days it fell 0.08 ft.
Where does this Franklin Falls Lake level come from?
From the U.S. Army Corps of Engineers (USACE) public data feed for Franklin Falls Dam. Lake Levels Today republishes the agency's daily value without adjustment and links to the source below.