Sand Dollars is a privately owned earth dam located in Cascade, Montana, specifically in the city of Great Falls along Shellrock Creek.
Wind
Humidity
Built in 1960, this dam serves multiple purposes including fire protection, stock, and small fish pond. It stands at a height of 20 feet with a length of 45 feet, providing a storage capacity of 51 acre-feet.
Managed by the Montana Department of Natural Resources and Conservation (DNRC), Sand Dollars has a low hazard potential and has not been rated for its condition assessment. Despite its age, the dam has not undergone any modifications and is currently not equipped with spillways, outlet gates, or locks. While the dam is inspected, permitted, and regulated by the state, it has not been assessed for emergency action plans or inundation maps.
Located in a picturesque setting with a tranquil water body, Sand Dollars presents an opportunity for water resource and climate enthusiasts to explore the intersection of water management, conservation, and recreation. As a key infrastructure for local fire protection and wildlife habitat enhancement, this dam serves as a vital resource in the region while offering a serene environment for outdoor enthusiasts to enjoy and appreciate.
Year Completed |
1960 |
Dam Length |
45 |
Dam Height |
20 |
River Or Stream |
SHELLROCK CREEK |
Primary Dam Type |
Earth |
Hydraulic Height |
20 |
Nid Storage |
51 |
Hazard Potential |
Low |
Nid Height |
20 |
Missouri River Near Great Falls Mt
|
3530cfs |
Belt Creek Near Monarch Mt
|
14cfs |
Missouri River Near Ulm Mt
|
3160cfs |
Smith River Near Eden Mt
|
119cfs |
Sun River Near Vaughn Mt
|
2680cfs |
Muddy Creek At Vaughn Mt
|
86cfs |