Triple Seven No.2 is a private-owned earth dam located in Custer, South Dakota, along the TR-CHEYENNE river.
Wind
Humidity
Completed in 1947, this dam stands at a height of 23 feet and has a storage capacity of 165 acre-feet. With a maximum discharge of 2100 cubic feet per second, the dam is regulated by the South Dakota Department of Environment and Natural Resources (DENR) and is inspected, permitted, and enforced by state authorities.
Despite its low hazard potential and a condition assessment of "Not Rated," Triple Seven No.2 plays a crucial role in managing water resources in the region. With a normal storage capacity of 101 acre-feet, the dam serves as a vital structure for flood control and water supply management. Situated within the Omaha District of the US Army Corps of Engineers, this dam contributes to the overall water resource infrastructure in the area and supports climate resilience efforts.
As water resource and climate enthusiasts, understanding the significance of Triple Seven No.2 highlights the importance of maintaining and monitoring such critical structures. With its regulated status and state oversight, this dam showcases the collaborative efforts between private owners and government agencies in ensuring the safety and efficiency of water management systems. By recognizing the role of dams like Triple Seven No.2, we can better appreciate the interconnectedness of water resources, climate resilience, and environmental sustainability in our communities.
Year Completed |
1947 |
Dam Length |
800 |
Dam Height |
23 |
River Or Stream |
TR-CHEYENNE |
Primary Dam Type |
Earth |
Hydraulic Height |
23 |
Nid Storage |
165 |
Hazard Potential |
Low |
Nid Height |
23 |
| Location | Reservations | Toilets |
|---|---|---|
French Creek Camping Area
|
||
French Creek Campground
|
||
French Creek
|
||
Game Lodge - Custer State Park
|