Long Branch Dam
Dam in Macon County, Missouri · East Fork Little Chariton · forms Long Branch Lake
Height
80 ft
24 m (NID height)
Length
3,800 ft
1,158 m
Completed
1978
Long Branch Lake today
791.67 ft
7 days ▼ 0.29 ft
vs full pool
▲ 0.67 ft
Normal storage
35,000 acre-ft
Above normal for the date
Reservoir level measured Oct 23, 2026, 1:45 PM CDT. Full level page →
Facts
- Purposes
- Flood Risk Reduction; Other; Recreation; Water Supply
- Dam type
- Earth
- Structural height
- 80 ft
- Owner
- USACE - Kansas City District (Federal)
- Maximum storage
- 98,000 acre-ft
- Surface area
- 2,430 acres
- Hydraulic height
- 71 ft
- Drainage area
- 109 sq mi
- Spillway
- Uncontrolled, 50 ft wide
- Army Corps district
- Kansas City District
- Also known as
- Long Branch Lake
- NID ID
- MO11176
Facts from the U.S. Army Corps of Engineers National Inventory of Dams, record updated May 13, 2026. Search NID ID MO11176 at nid.sec.usace.army.mil. Project website.