Carr Springs Reservoir Report

Last Updated: December 5, 2025

Carr Springs is a federal water supply infrastructure located in Fremont, Wyoming, along the WAGON river.


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Summary

The dam, primarily designed by JAMES KOR, stands at a height of 30 feet and has a storage capacity of 70 acre-feet. With a low hazard potential and fair condition assessment, Carr Springs serves as a vital resource for water supply in the region.

Despite its moderate risk assessment, Carr Springs remains a crucial asset for managing water resources in the area. The dam features an uncontrolled spillway with a width of 50 feet and has undergone inspections every 5 years to ensure its operational integrity. While the structure has not been modified in recent years, its design and construction using earth and stone materials on rock and soil foundations demonstrate a commitment to long-term sustainability and reliability.

With Liz Cheney (R) as the Congressional representative overseeing the area, Carr Springs plays a significant role in maintaining water security for the region. Although it has not been updated in recent years, its state-regulated status and adherence to permitting, inspection, and enforcement standards highlight its importance in ensuring water resource management and climate resilience in Wyoming.

Dam Length

740

Dam Height

30

River Or Stream

WAGON

Primary Dam Type

Earth

Hydraulic Height

30

Nid Storage

70

Structural Height

30

Outlet Gates

None

Hazard Potential

Low

Foundations

Rock, Soil

Nid Height

30
       
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.