Mckays Point Diversion, located in Murphys, California, is a significant hydroelectric structure on the North Fork Stanislaus River.
Wind
Humidity
Built in 1989 by Sierra Constructors, this arch dam stands at 242 feet high and has a storage capacity of 2930 acre-feet. With a spillway width of 264 feet and a maximum discharge of 82,800 cubic feet per second, the dam plays a crucial role in water supply and hydroelectric power generation in the region.
Managed by the Federal Energy Regulatory Commission, Mckays Point Diversion is subject to state regulations and inspections to ensure its safety and compliance with operational standards. With a significant hazard potential, the dam is classified as having a moderate risk level, highlighting the importance of risk management measures and emergency preparedness. Despite its condition assessment being unavailable, the dam's Emergency Action Plan is regularly reviewed and updated to meet guidelines and ensure the safety of downstream communities in case of a potential emergency.
The dam's location within the San Francisco District and its association with multiple state and federal agencies underscore its importance in water resource management and climate adaptation efforts. As a key infrastructure for water supply and renewable energy production, Mckays Point Diversion serves as a testament to the ongoing efforts to balance water resource utilization with environmental conservation and public safety in California's diverse and dynamic landscape.
Year Completed |
1989 |
Dam Length |
820 |
Dam Height |
242 |
River Or Stream |
North Fork Stanislaus River |
Primary Dam Type |
Arch |
Surface Area |
34.5 |
Hydraulic Height |
197 |
Drainage Area |
166 |
Nid Storage |
2930 |
Structural Height |
242 |
Hazard Potential |
Significant |
Foundations |
Rock |
Nid Height |
242 |
Below Mckay'S Reservoir To Confluence With Middle Fork Stanislaus River
One Mile Downstream Of State Park Boundary In Sec 24, T5N, R15E To Mckay'S Reservoir
Calaveras Big Trees State Park Boundary In Sec 24, T5N, R15E To One Mile Downstream Of State Park Boundary In Sec 24, T5N, R15E
One-Quarter Mile Downstream Of Forest Road 5N75 Bridge Crossing To Calaveras Big Trees State Park Boundary In Sec 24, T5N, R15E
One-Quarter Mile Upstream Of Forest Road 5No2 Bridge Crossing To One-Quarter Mile Downstream Of Forest Road 5N75 Bridge Crossing
Sandbar To Confluence With North Fork Stanislaus River