Heart Butte Dam
Dam in Grant County, North Dakota · Heart River · forms Heart Butte Reservoir
Height
142 ft
43 m (NID height)
Length
1,850 ft
564 m
Completed
1949
Heart Butte Reservoir today
2,057.63 ft
7 days ▲ 0.01 ft
vs full pool
▼ 6.87 ft
Normal storage
75,785 acre-ft
Below normal for the date
Reservoir level measured Oct 23, 2026, 12:00 PM CDT. Full level page →
Facts
- Purposes
- Flood Risk Reduction; Irrigation
- Dam type
- Earth
- Structural height
- 142 ft
- Owner
- BUREAU OF RECLAMATION (Federal)
- Maximum storage
- 451,200 acre-ft
- Surface area
- 10,953 acres
- Hydraulic height
- 118 ft
- Drainage area
- 1,714 sq mi
- Spillway
- Uncontrolled, 85 ft wide
- Army Corps district
- St. Paul District
- Also known as
- Lake Tschida
- NID ID
- ND00149
Facts from the U.S. Army Corps of Engineers National Inventory of Dams, record updated Oct 22, 2025. Search NID ID ND00149 at nid.sec.usace.army.mil. Project website.