Dams in Guam

1Total Dams
1High Hazard
0Significant
0Low Hazard

Dam Safety in Guam

Guam has 1 dams tracked in the National Inventory of Dams. Of these, 1 (100%) are classified as high hazard — meaning failure would probably cause loss of human life — and 0 are classified as significant hazard.

The average dam in Guam is 76 years old. As dams age, inspection frequency and maintenance become increasingly important for ensuring public safety. The most common purpose for dams in Guam is water supply, accounting for 1 of the state's dams.

Use the search above to find dams near any address in Guam, or browse by county below. Each dam listing includes its hazard potential classification, condition assessment, physical characteristics, and inspection history from the NID.

Guam Dam Facts

Total Dams1
High Hazard Dams1
Average Dam Age76 years
Tallest Dam135 ft
Largest Reservoir9,500 acre-ft

Notable Dams in Guam

Explore Guam Dams

Counties in Guam

High Hazard Dams in Guam

DamCountyHeightConditionPurpose
Fena DamGuam135 ftFairWater Supply