Higgins Evaporation Pond Dam Reservoir Report

Last Updated: December 27, 2025

The Higgins Evaporation Pond Dam in Primm, Nevada, stands as a critical infrastructure for water resource management in the region.


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Summary

Completed in 2002, this earth dam primarily serves as an evaporation pond for water storage, with a maximum storage capacity of 107.3 acre-feet and a normal storage level of 60 acre-feet. The dam's surface area covers 7.7 acres, with a drainage area of 0.1 square miles, indicating its importance in managing water resources efficiently.

Designed by Sargent & Lundy LLC, the Higgins Evaporation Pond Dam reaches a height of 15 feet, with a hydraulic height of 12 feet and a structural height of 15 feet. While the dam is classified as having a fair condition assessment and a significant hazard potential, it is regularly inspected by the Nevada Department of Water Resources to ensure its safety and functionality. With no spillway and outlet gates, the dam plays a vital role in water storage and management in the region, highlighting the importance of sustainable water resource infrastructure in addressing climate challenges.

Located in Clark County, Nevada, the Higgins Evaporation Pond Dam is regulated by the Nevada DWR and falls under the jurisdiction of the state. With a risk assessment rating of high (2), the dam's risk management measures are crucial in safeguarding the surrounding area from potential hazards. As a key component of water resource infrastructure in Nevada, the Higgins Evaporation Pond Dam underscores the importance of sustainable water management practices in the face of changing climate conditions.

Year Completed

2002

Dam Length

2500

Dam Height

15

River Or Stream

NONE

Primary Dam Type

Earth

Surface Area

7.7

Hydraulic Height

12

Drainage Area

0.1

Nid Storage

107.3

Structural Height

15

Outlet Gates

None - 0

Hazard Potential

Significant

Foundations

Soil

Nid Height

15
       
Seasonal Comparison

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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.