Lake levels › New Hampshire

Hopkinton Lake water level today

2.4 ft above full pool

382.39ft

feet above sea level ·

vs full pool+2.4 ft
vs normal for Oct 10+1.3 ft
24 hours+0.74 ft
7 days+1.9 ft
30 days+2.1 ft
vs a year ago+2.3 ft

Is Hopkinton Lake low right now?

Hopkinton Lake was at 382.39 ft on October 10, 2026, 2.39 ft above its full pool of 380.0 ft. That is 1.34 ft above the typical level for October 10, within the normal range. Over the past week the lake has been rising about 0.28 ft a day.

Last 12 monthsDaily level Normal range (10–90% of past years)Full pool
379381384386389NovDecJanFebMarAprMayJunJulAugSepOct Full pool 380.0

Hopkinton Lake on Oct 10 in past years

2025380.3+2.1
2024380.2+2.2
2023381.3+1.1
2022380.3+2.1
2021383.2−0.8
2020381.6+0.8

Level on the same date each year, and how today compares.

Daily levels, last two weeks

DateLevel (ft)Changevs full pool
Oct 10382.41+0.76+2.4
Oct 9381.65+1.18+1.6
Oct 8380.47+0.21+0.5
Oct 7380.26+0.02+0.3
Oct 6380.24−0.14+0.2
Oct 5380.38+0.01+0.4
Oct 4380.37−0.07+0.4
Oct 3380.44−0.31+0.4
Oct 2380.75−0.17+0.8
Oct 1380.92−0.51+0.9
Sep 30381.43+0.66+1.4
Sep 29380.77+0.64+0.8
Sep 28380.13−0.11+0.1
Sep 27380.24+0.13+0.2

Daily means of the operator's readings (midnight to midnight, local time).

About Hopkinton Lake

Full pool
380.0 ft (Top of Normal)
10-year range
338.5 ft (June 21, 2017) to 398.2 ft (November 10, 2018)
Operated by
U.S. Army Corps of Engineers
Data
U.S. Army Corps of Engineers — NAE district, HKD

Lakes near Hopkinton Lake

Questions

Is Hopkinton Lake low right now?

Hopkinton Lake was at 382.39 ft on October 10, 2026, 2.39 ft above its full pool of 380.0 ft. That is 1.34 ft above the typical level for October 10, within the normal range. Over the past week the lake has been rising about 0.28 ft a day.

What is full pool for Hopkinton Lake?

Full pool (Top of Normal) is 380.0 ft above sea level, per U.S. Army Corps of Engineers. Levels above it mean the operator is storing flood water; levels below it are normal in late summer and winter drawdowns.

How often is the Hopkinton Lake level updated?

The operator reports every 15 minutes to an hour. This page refreshes several times a day; the time of the latest reading is shown next to the level.

Where does this data come from?

U.S. Army Corps of Engineers (NAE district, HKD). Readings are provisional and can be revised.