Upper Branham
Upper Branham is an earth dam located in Madison County, Montana, built in 1980. It carries a Significant hazard potential classification.
About Upper Branham
The primary purpose of Upper Branham is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Usda Fs (federal). It impounds the Mill Cr, North Fork Of near Sheridan, Mt.
The dam stands 6 feet tall and stretches 280 feet across, creates a reservoir covering 18 acres, has a storage capacity of 69 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1980, the structure is 46 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. The most recent inspection on record was 07/15/2014. That was over 11 years ago.
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Location
| State | Montana |
| County | Madison |
| Nearest City | Sheridan, Mt |
| River/Stream | Mill Cr, North Fork Of |
| Coordinates | 45.51630, -111.99210 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 6 ft |
| Dam Height | 6 ft |
| Dam Length | 280 ft |
| Year Completed | 1980 (46 years old) |
Storage & Hydraulics
| NID Storage | 69 acre-ft |
| Normal Storage | 69 acre-ft |
| Surface Area | 18 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | USDA FS |
| Owner Type | Federal |
| Hazard Classification | Significant |
| Condition Assessment | Not Rated |
| Last Inspection | 07/15/2014 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03774 |
| Federal ID | MT03774 |
| More Info | State Dam Safety Program |