Davis No. 2 Reservoir Report

Last Updated: December 5, 2025

Davis No.


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Summary

2 is a privately owned dam located in Linden, California, along the Tr Calaveras River. Completed in 1955, this earth dam stands at a height of 26 feet, with a hydraulic height of 21 feet, and a length of 1653 feet. The dam serves multiple purposes, including flood risk reduction, irrigation, and water supply, with a storage capacity of 1400 acre-feet and a surface area of 151 acres.

Managed by the California Department of Water Resources, Davis No. 2 is state-regulated and undergoes regular inspections to ensure its safety and functionality. Despite being classified as a significant hazard potential dam, its condition assessment as of September 2017 was marked as satisfactory. Additionally, the dam has not undergone any modifications in recent years, demonstrating its stability and reliability in flood risk management in the region.

With its strategic location and vital role in water resource management, Davis No. 2 plays a crucial part in safeguarding the surrounding area from potential flooding events. Climate and water resource enthusiasts can appreciate the engineering and regulatory efforts put into maintaining this essential infrastructure for flood risk reduction, irrigation, and water supply in San Joaquin County, California.

Year Completed

1955

Dam Length

1653

Dam Height

26

River Or Stream

Tr Calaveras Rv

Primary Dam Type

Earth

Surface Area

151

Hydraulic Height

21

Drainage Area

7.8

Nid Storage

1400

Hazard Potential

Significant

Nid Height

26
       
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.