Pactola Dam, located in South Dakota along the Rapid Creek, is a key structure managed by the Bureau of Reclamation for flood risk reduction.
Wind
Humidity
Completed in 1959, this earth dam stands at a towering height of 245 feet, with a length of 1255 feet and a storage capacity of 140,898 acre-feet. The dam's primary purposes include flood risk reduction, irrigation, recreation, and water supply for the surrounding area.
With a maximum discharge of 255,000 cubic feet per second and a high hazard potential, Pactola Dam plays a crucial role in managing water resources and mitigating flood risks in the region. The dam has undergone modifications in 1987 to enhance its hydraulic and structural components, ensuring its continued effectiveness in safeguarding the community. Despite its importance, detailed condition assessments and risk management measures for Pactola Dam are currently unavailable, highlighting the need for ongoing monitoring and maintenance to uphold its safety and functionality.
As a federal-owned structure under the jurisdiction of the Bureau of Reclamation, Pactola Dam serves as a vital asset in water resource management and climate resilience efforts. Its strategic location, impressive dimensions, and multi-purpose functionalities make it a significant landmark in the region, contributing to the overall sustainability and safety of water-related activities in South Dakota.
Years Modified |
1987 - Hydraulic, 1987 - Structural |
Year Completed |
1959 |
Dam Length |
1255 |
Dam Height |
245 |
River Or Stream |
RAPID CREEK |
Primary Dam Type |
Earth |
Surface Area |
1557 |
Hydraulic Height |
230 |
Drainage Area |
229 |
Nid Storage |
140898 |
Structural Height |
245 |
Hazard Potential |
High |
Nid Height |
245 |