Howard Prairie Dam
Dam in Jackson County, Oregon · Jenny Creek · forms Howard Prairie Lake
Height
100 ft
30 m (NID height)
Length
1,040 ft
317 m
Completed
1958
Howard Prairie Lake today
4,507.73 ft
7 days ▼ 0.13 ft
Normal storage
62,100 acre-ft
Reservoir level measured Oct 21, 2026, 12:00 AM PDT. Full level page →
Facts
- Purposes
- Hydroelectric; Irrigation; Recreation
- Dam type
- Earth
- Structural height
- 100 ft
- Owner
- BUREAU OF RECLAMATION (Federal)
- Maximum storage
- 76,700 acre-ft
- Surface area
- 1,990 acres
- Hydraulic height
- 76 ft
- Drainage area
- 28 sq mi
- Spillway
- Uncontrolled, 25 ft wide
- Army Corps district
- Portland District
- Also known as
- Howard Prairie Reservoir
- NID ID
- OR00580
Facts from the U.S. Army Corps of Engineers National Inventory of Dams, record updated Oct 22, 2025. Search NID ID OR00580 at nid.sec.usace.army.mil. Project website.