Jennings Randolph Dam
Dam in Mineral County, Maryland · North Branch Potomac River · forms Jennings Randolph Lake
Height
296 ft
90 m (NID height)
Length
2,130 ft
649 m
Completed
1981
Jennings Randolph Lake today
1,458.64 ft
7 days ▼ 0.33 ft
vs full pool
▼ 7.36 ft
Normal storage
94,700 acre-ft
Much above normal for the date
Reservoir level measured Oct 23, 2026, 1:00 PM EDT. Full level page →
Facts
- Purposes
- Flood Risk Reduction; Other; Recreation; Water Supply
- Dam type
- Rockfill
- Structural height
- 296 ft
- Owner
- USACE - Baltimore District (Federal)
- Maximum storage
- 130,900 acre-ft
- Surface area
- 965 acres
- Hydraulic height
- 291 ft
- Drainage area
- 263 sq mi
- Spillway
- Controlled, 242 ft wide
- Army Corps district
- Baltimore District
- Also known as
- Jennings Randolph Lake
- NID ID
- MD00069
Facts from the U.S. Army Corps of Engineers National Inventory of Dams, record updated Oct 6, 2026. Search NID ID MD00069 at nid.sec.usace.army.mil. Project website.