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Water level data comes from public feeds published by USGS, the Bureau of Reclamation, USACE, TVA, Duke Energy, Alabama Power & Georgia Power. Readings are cached briefly and may lag the source by up to an hour. LakeLevels is not affiliated with any government agency or utility — always verify conditions with official sources before making decisions on the water.

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Home/Idaho/American Falls Reservoir and Dam (AMF)

American Falls Reservoir and Dam (AMF)

Bureau of Reclamation

ID · 42.7792, -112.8792

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Reservoir Elevation

4308.37ft
As of Sep 6, 2026, 6:00 AM UTC

Published by Bureau of Reclamation

Percent full (by volume)

4.4%

Storage against a published total capacity — an estimate

Elevation vs full pool

98.9%

Surface height against full-pool height, not stored water

Reservoir conditions

Storage
72,940 acre-feet
Total capacityPublished reference figure, not a reading
1,672,590 acre-feet
Surface area
56,000 acres

Historical levels

About American Falls Reservoir and Dam (AMF)

American Falls Reservoir and Dam (AMF) is located in ID at coordinates 42.7792°N, 112.8792°W. Water level data is provided by Bureau of Reclamation. The latest reading is 4308.37 ft. By volume it is holding 4.4% of the water it holds when full. Its surface sits at 98.9% of its full pool elevation — a ratio of heights, which is not the same as the share of water stored.

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American Falls Reservoir and Dam (AMF)

ID

4308.37 ft

−2.9 ft · 24h

As of Sep 6, 2026, 6:00 AM UTC

Water levels by LakeLevels

Water level data comes from public feeds published by USGS, the Bureau of Reclamation, USACE, TVA, Duke Energy, Alabama Power & Georgia Power. Readings are cached briefly and may lag the source by up to an hour. LakeLevels is not affiliated with any government agency or utility — always verify conditions with official sources before making decisions on the water.

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LakeLevelsBETA
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MapAll lakesBy stateAbout