Moon Lake Dam
Dam in Duchesne County, Utah · Lake Fork River · forms Moon Lake Reservoir
Height
101 ft
31 m (NID height)
Length
1,108 ft
338 m
Completed
1938
Moon Lake Reservoir today
8,113.06 ft
7 days ▲ 5.40 ft
Normal storage
49,500 acre-ft
Reservoir level measured Oct 21, 2026, 1:00 AM MDT. Full level page →
Facts
- Purposes
- Irrigation
- Dam type
- Earth
- Structural height
- 101 ft
- Owner
- BUREAU OF RECLAMATION (Federal)
- Maximum storage
- 49,500 acre-ft
- Surface area
- 773 acres
- Hydraulic height
- 71 ft
- Drainage area
- 112 sq mi
- Spillway
- Controlled, 55 ft wide
- Army Corps district
- Omaha District
- Also known as
- Moon Lake
- NID ID
- UT10128
Facts from the U.S. Army Corps of Engineers National Inventory of Dams, record updated Oct 22, 2025. Search NID ID UT10128 at nid.sec.usace.army.mil. Project website.