Located in Cascade County, Montana, Charlotts Webb is a privately owned earth dam completed in 1960 for fire protection, stock, and small fish pond purposes.
Wind
Humidity
Situated along the Portage Coulee, this low hazard potential dam stands at 20 feet in height with a length of 325 feet, providing a storage capacity of 82 acre-feet. While the dam is state-regulated and inspected, its condition assessment is currently not rated.
With its primary purpose being fire protection, Charlotts Webb serves as a vital resource for water management in the area. Despite its low hazard potential, the dam plays a crucial role in safeguarding the surrounding community and ecosystem. As an Earth dam, it showcases the importance of sustainable infrastructure for water resource management and climate resilience. Enthusiasts of water resources and climate will find Charlotts Webb to be an intriguing example of how private ownership contributes to the conservation and management of water resources in Montana.
Year Completed |
1960 |
Dam Length |
325 |
Dam Height |
20 |
River Or Stream |
PORTAGE COULEE |
Primary Dam Type |
Earth |
Hydraulic Height |
20 |
Nid Storage |
82 |
Hazard Potential |
Low |
Nid Height |
20 |
Missouri River Near Great Falls Mt
|
3530cfs |
Lake Creek Near Power Mt
|
30cfs |
Missouri River Near Ulm Mt
|
3160cfs |
Sun River Near Vaughn Mt
|
2680cfs |
Muddy Creek At Vaughn Mt
|
86cfs |
Missouri River At Fort Benton Mt
|
4720cfs |