East Park - Coleman Dike Reservoir Report

Last Updated: December 5, 2025

East Park - Coleman Dike is a federal-owned structure located in Elk Creek, California, which serves primarily for irrigation purposes.


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Summary

Built in 1910, this earth dam stands at a height of 16 feet and has a storage capacity of 54,300 acre-feet. Despite its relatively small size, the dam poses a high hazard potential due to its location and design.

Managed by the Bureau of Reclamation, East Park - Coleman Dike is responsible for providing water for irrigation, recreation, and water supply in the region. The dam does not have a spillway, and its condition assessment is currently not available, highlighting the need for regular inspections and maintenance to ensure its safety and functionality. Additionally, the risk assessment for the dam is classified as high, emphasizing the importance of implementing risk management measures to mitigate potential threats.

With its historical significance and critical role in water resource management, East Park - Coleman Dike serves as a reminder of the intricate relationship between water infrastructure and climate resilience. As climate change continues to impact water availability and quality, the proper management and maintenance of structures like this dam are essential to ensure the sustainability of water resources for future generations.

Year Completed

1910

Dam Length

71

Dam Height

16

Primary Dam Type

Earth

Surface Area

1820

Hydraulic Height

9

Drainage Area

102

Nid Storage

54300

Structural Height

16

Hazard Potential

High

Foundations

Rock

Nid Height

16
       
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.