Mount Morris Dam
Dam in Livingston County, New York · Genesee River · forms Mount Morris Lake
Height
249 ft
76 m (NID height)
Length
1,028 ft
313 m
Completed
1952
Mount Morris Lake today
589.48 ft
7 days ▼ 0.01 ft
Normal storage
4,660 acre-ft
Below normal for the date
Reservoir level measured Oct 23, 2026, 3:00 PM EDT. Full level page →
Facts
- Purposes
- Flood Risk Reduction
- Dam type
- Concrete
- Structural height
- 245 ft
- Owner
- USACE - Buffalo District (Federal)
- Maximum storage
- 408,000 acre-ft
- Surface area
- 450 acres
- Hydraulic height
- 249 ft
- Drainage area
- 1,080 sq mi
- Spillway
- Uncontrolled, 550 ft wide
- Army Corps district
- Buffalo District
- Also known as
- Mount Morris Lake
- NID ID
- NY00468
Facts from the U.S. Army Corps of Engineers National Inventory of Dams, record updated Sep 15, 2026. Search NID ID NY00468 at nid.sec.usace.army.mil. Project website.