Alcova Dam
Dam in Natrona County, Wyoming · North Platte River · forms Alcova Reservoir
Height
265 ft
81 m (NID height)
Length
763 ft
233 m
Completed
1938
Alcova Reservoir today
5,492.39 ft
7 days ▼ 2.04 ft
Normal storage
184,405 acre-ft
Reservoir level measured Oct 21, 2026, 12:00 AM MDT. Full level page →
Facts
- Purposes
- Hydroelectric; Irrigation
- Dam type
- Earth
- Structural height
- 265 ft
- Owner
- BUREAU OF RECLAMATION (Federal)
- Maximum storage
- 184,405 acre-ft
- Surface area
- 2,471 acres
- Hydraulic height
- 175 ft
- Drainage area
- 10,737 sq mi
- Spillway
- Controlled, 77 ft wide
- Army Corps district
- Sacramento District
- Also known as
- Alcova Reservoir
- NID ID
- WY01290
Facts from the U.S. Army Corps of Engineers National Inventory of Dams, record updated Oct 6, 2026. Search NID ID WY01290 at nid.sec.usace.army.mil. Project website.