| Region | Facilities in Pacific Northwest | Pacific Northwest Home Page |
| State | Idaho |
| County | Boise/Elmore |
| Project | Boise |
| Dam Type | Concrete Thick Arch |
| Reservoir | Arrowrock |
| Watercourse | Boise River |
| Location | 13 mi E of Boise, ID |
| Original Construction | 1911-1915 |
| Modified Construction | 1935-1937 |
| National ID Number | ID00280 |