Hungry Horse Reservoir water level — Montana

Montana · USGS · reading Jul 14, 2026, 11:45 AM (UTC-06:00) Provisional

Hungry Horse Reservoir in Montana was last measured at 3,558.96 ft (datum NGVD29), as of Jul 14, 2026, 11:45 AM (UTC-06:00) (USGS Water Services). Over its recent trend window the level has been rising (+1.0 ft). This reading is provisional and subject to revision. Figures are provisional readings for reference — not for navigation or safety decisions.

Current reading Hungry Horse Reservoir · Montana
Pool elevation
3,558.96 ft

Datum NGVD29. This reading is provisional and subject to revision. Datums vary by station (NGVD29 vs. NAVD88 differ by roughly half a foot to a foot) — never compare bare elevations across lakes without checking the datum.

% of conservation pool full
Not reported
Storage
Not reported
Recent trend
↑Rising

+1.0 ft over the trend window

Recent trend

The last ~90 days of readings at this station, downsampled for display.

3559.8ft3544.2ftApr 15 – Jul 14

Data: USGS Water Services (waterservices.usgs.gov) and USACE CWMS Data (cwms-data.usace.army.mil), retrieved 2026-07-14. Both public domain (a work of the U.S. Government, 17 U.S.C. §105).

Important — not for navigation or safety decisions

Water levels here are provisional readings for general reference only. Conditions vary and readings can be revised. Always confirm current conditions with the managing agency before making navigation, boating, or dam-safety decisions.

Source: USGS site 12362000, retrieved Jul 14, 2026, 10:55 PM (UTC+00:00). Official page for this lake →

Nearby lakes

The six nearest published lakes by centroid distance (great-circle) — cross-state neighbors included.

Lakes nearest to Hungry Horse Reservoir, with current level and distance.
Lake State Level Distance
Lake Sherburne at Sherburne MT 4,788.01 ft 65 km
Georgetown Lake MT 6,429.63 ft 243 km
Franklin Roosevelt Lake WA 1,274.57 ft 371 km
Osoyoos Lake WA 912.01 ft 404 km
Bennington Lake WA 1,202.95 ft 409 km
Lenore Lake WA 1,077.62 ft 419 km

Frequently asked questions

What is the current water level of Hungry Horse Reservoir?
As of Jul 14, 2026, 11:45 AM (UTC-06:00), the pool elevation was 3,558.96 ft (datum NGVD29), provisional and subject to revision. See the trend chart above for the recent direction.
Is Hungry Horse Reservoir full right now?
Its managing agency does not publish a %-of-conservation-pool-full figure for this lake, so we show the bare level rather than estimate one.
Where does this data come from?
From USGS site 12362000, retrieved Jul 14, 2026, 10:55 PM (UTC+00:00). See the official link and the methodology page for the full source and update cadence.
Is this safe to use for boating or navigation?
No. Levels here are provisional readings for general reference only — not for navigation, dam-safety, or other safety decisions. Always confirm current conditions with the managing agency before making those calls.

More in Montana

See every lake tracked in Montana, or read the methodology behind these figures.