Youghiogheny Dam
Dam in Fayette County, Pennsylvania · Youghiogheny River · forms Youghiogheny River Lake at Dam near Confluence
Height
184 ft
56 m (NID height)
Length
1,610 ft
491 m
Completed
1944
Youghiogheny River Lake at Dam near Confluence today
1,438.64 ft
7 days ▼ 1.50 ft
vs full pool
▲ 0.29 ft
Normal storage
149,300 acre-ft
Much above normal for the date
Reservoir level measured Oct 23, 2026, 9:00 AM EDT. Full level page →
Facts
- Purposes
- Flood Risk Reduction; Other; Fish and Wildlife Pond; Recreation; Hydroelectric; Water Supply
- Dam type
- Earth
- Structural height
- 184 ft
- Owner
- USACE - Pittsburgh District (Federal)
- Maximum storage
- 300,000 acre-ft
- Surface area
- 2,840 acres
- Hydraulic height
- 177 ft
- Drainage area
- 434 sq mi
- Spillway
- Uncontrolled, 344 ft wide
- Army Corps district
- Pittsburgh District
- Also known as
- Youghiogheny River Lake
- NID ID
- PA00109
Facts from the U.S. Army Corps of Engineers National Inventory of Dams, record updated Sep 16, 2026. Search NID ID PA00109 at nid.sec.usace.army.mil. Project website.