Shaver Dike Reservoir Report

Last Updated: December 5, 2025

Shaver Dike, located in Shaver Lake, California, is a private structure primarily used for hydroelectric purposes.


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Summary

Built in 1982, this concrete dam stands at a height of 8 feet and has a total length of 409 feet. With a storage capacity of 135,568 acre-feet and serving as a multipurpose reservoir, Shaver Dike not only generates hydroelectric power but also provides recreational opportunities for visitors.

Managed by the Federal Energy Regulatory Commission, Shaver Dike is subject to state regulations and inspections to ensure its safety and compliance with environmental standards. Despite being classified as having a high hazard potential, the dam's condition assessment remains unavailable, highlighting the need for ongoing risk management measures. In case of emergencies, an Emergency Action Plan is in place, with the last revision dated in December 2020 to meet safety guidelines and ensure preparedness in the event of a crisis.

Overall, Shaver Dike represents a vital infrastructure for water resource management and energy production in the region, showcasing the intersection of engineering innovation and environmental stewardship. As a key component of the Stevenson Creek watershed, this concrete dam plays a crucial role in sustaining water supply, supporting wildlife habitats, and enhancing the recreational experience for residents and visitors alike. With its strategic location and operational efficiency, Shaver Dike continues to be a cornerstone of sustainable development in the area, serving as a model for responsible water resource management in a changing climate.

Year Completed

1982

Dam Length

409

Dam Height

8

River Or Stream

Stevenson Creek

Primary Dam Type

Concrete

Surface Area

2190

Nid Storage

135568

Hazard Potential

High

Foundations

Rock

Nid Height

8
       
Seasonal Comparison

Weather Forecast

Dam Data Reference

Condition Assessment

Satisfactory
No existing or potential dam safety deficiencies are recognized. Acceptable performance is expected under all loading conditions (static, hydrologic, seismic) in accordance with the minimum applicable state or federal regulatory criteria or tolerable risk guidelines.
Fair
No existing dam safety deficiencies are recognized for normal operating conditions. Rare or extreme hydrologic and/or seismic events may result in a dam safety deficiency. Risk may be in the range to take further action. Note: Rare or extreme event is defined by the regulatory agency based on their minimum
Poor A dam safety deficiency is recognized for normal operating conditions which may realistically occur. Remedial action is necessary. POOR may also be used when uncertainties exist as to critical analysis parameters which identify a potential dam safety deficiency. Investigations and studies are necessary.
Unsatisfactory
A dam safety deficiency is recognized that requires immediate or emergency remedial action for problem resolution.
Not Rated
The dam has not been inspected, is not under state or federal jurisdiction, or has been inspected but, for whatever reason, has not been rated.
Not Available
Dams for which the condition assessment is restricted to approved government users.

Hazard Potential Classification

High
Dams assigned the high hazard potential classification are those where failure or mis-operation will probably cause loss of human life.
Significant
Dams assigned the significant hazard potential classification are those dams where failure or mis-operation results in no probable loss of human life but can cause economic loss, environment damage, disruption of lifeline facilities, or impact other concerns. Significant hazard potential classification dams are often located in predominantly rural or agricultural areas but could be in areas with population and significant infrastructure.
Low
Dams assigned the low hazard potential classification are those where failure or mis-operation results in no probable loss of human life and low economic and/or environmental losses. Losses are principally limited to the owner's property.
Undetermined
Dams for which a downstream hazard potential has not been designated or is not provided.
Not Available
Dams for which the downstream hazard potential is restricted to approved government users.