Thora #2
Thora #2 is an earth dam located in McCone County, Montana, built in 1946. It carries a Low hazard potential classification.
About Thora #2
The primary purpose of Thora #2 is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Thora Skyberg (private). It impounds the North Fork Rock Creek.
The dam stands 17 feet tall and stretches 175 feet across, has a maximum storage capacity of 72 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1946, the structure is well-established, with more than 75 years of service.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Montana |
| County | McCone |
| Nearest City | None |
| River/Stream | North Fork Rock Creek |
| Coordinates | 47.81210, -106.14080 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 175 ft |
| Year Completed | 1946 (80 years old) |
Storage & Hydraulics
| NID Storage | 72 acre-ft |
| Max Storage | 72 acre-ft |
| Normal Storage | 32 acre-ft |
| Drainage Area | 0 sq mi |
| Max Discharge | 120 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | THORA SKYBERG |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT02990 |
| Federal ID | MT02990 |
| More Info | State Dam Safety Program |