Piedmont Dam
Dam in Harrison County, Ohio · STILLWATER CREEK · forms Piedmont Lake
Height
56 ft
17 m (NID height)
Length
1,750 ft
533 m
Completed
1937
Piedmont Lake today
913.19 ft
7 days ▼ 0.09 ft
vs full pool
▲ 0.19 ft
Normal storage
34,500 acre-ft
Much above normal for the date
Reservoir level measured Oct 23, 2026, 1:15 PM EDT. Full level page →
Facts
- Purposes
- Flood Risk Reduction; Fish and Wildlife Pond; Recreation
- Dam type
- Earth
- Structural height
- 56 ft
- Owner
- USACE - Huntington District (Federal)
- Maximum storage
- 66,700 acre-ft
- Surface area
- 2,312 acres
- Hydraulic height
- 45 ft
- Drainage area
- 86 sq mi
- Spillway
- Uncontrolled, 130 ft wide
- Army Corps district
- Huntington District
- Also known as
- Piedmont Lake
- NID ID
- OH00011
Facts from the U.S. Army Corps of Engineers National Inventory of Dams, record updated Oct 15, 2026. Search NID ID OH00011 at nid.sec.usace.army.mil. Project website.