Blackwater Lake Water Level Today

Current elevation 515.39 ft

No change in 24 h▼ 0.02 ft in 7 days Storage 4 acre-ft

Reported Nov 4, 2026, 6:45 AM EST · Elevation (datum not stated by the source) · U.S. Army Corps of Engineers, station BWD

As of Nov 4, 2026, 6:45 AM EST, Blackwater Lake is at 515.39 ft. The level has fallen 0.02 ft over the last 7 days.

Blackwater Lake level history

Level

Last 14 days
Date	Elevation	Daily change	Storage
Nov 4, 2026	515.39 ft	0.00 ft	4 acre-ft
Nov 3, 2026	515.39 ft	+0.01 ft	4 acre-ft
Nov 2, 2026	515.38 ft	0.00 ft	4 acre-ft
Nov 1, 2026	515.38 ft	0.00 ft	4 acre-ft
Oct 31, 2026	515.38 ft	−0.01 ft	4 acre-ft
Oct 30, 2026	515.39 ft	−0.01 ft	4 acre-ft
Oct 29, 2026	515.40 ft	−0.01 ft	4 acre-ft
Oct 28, 2026	515.41 ft	+0.02 ft	4 acre-ft
Oct 27, 2026	515.39 ft	0.00 ft	4 acre-ft
Oct 26, 2026	515.39 ft	−0.01 ft	4 acre-ft
Oct 25, 2026	515.40 ft	0.00 ft	4 acre-ft
Oct 24, 2026	515.40 ft	0.00 ft	4 acre-ft
Oct 23, 2026	515.40 ft	0.00 ft	4 acre-ft
Oct 22, 2026	515.40 ft	−0.02 ft	4 acre-ft

Blackwater Lake level history

In the 364 days we have on record (Nov 3, 2025 to Nov 4, 2026), the highest level was 538.32 ft on Apr 24, 2026 and the lowest was 515.22 ft on Feb 8, 2026.

Blackwater Lake storage

The reservoir held 4 acre-ft of water at the last reading (Nov 4, 2026, 6:45 AM EST).

Lakes near Blackwater Lake

Hopkinton Lake 8.9 mi · 382.45 ft Franklin Falls Lake 11 mi · 307.55 ft Everett Lake 16 mi · 342.18 ft Edward Macdowell Lake 32 mi · 911.43 ft Otter Brook Lake 36 mi · 702.40 ft Surry Mountain Lake 37 mi · 491.39 ft

All New Hampshire lake levels

FAQ

What is the Blackwater Lake water level today?

515.39 ft as of Nov 4, 2026, 6:45 AM EST, reported by the U.S. Army Corps of Engineers.

How often is this page updated?

Every 3 hours. The gauge reports every 15 minutes.

What is the highest and lowest level of Blackwater Lake?

In the period we have (since Nov 3, 2025): 538.32 ft and 515.22 ft.

Data: U.S. Army Corps of Engineers, station BWD (official page). For information only. Not for navigation or flood safety decisions. Check the official source. LakeLevelHQ is not affiliated with any government agency.