Sucker Lake Reservoir Report

Last Updated: December 5, 2025

Sucker Lake, located in Carbon County, Wyoming, is a privately owned earth dam primarily used for irrigation purposes.


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Summary

The dam, completed in 1931, stands at a height of 13 feet and has a storage capacity of 140 acre-feet. It is situated along North French Creek, approximately 30 miles away from Saratoga. Despite having a low hazard potential, the dam's condition assessment is rated as poor, emphasizing the need for maintenance and potential upgrades to ensure its long-term stability.

With a surface area of 7 acres and a drainage area of 0, Sucker Lake serves as a crucial water resource for the surrounding area. The dam features an uncontrolled spillway with a width of 12 feet and is equipped with a single valve outlet gate. Although the risk assessment for the dam is moderate, there is a pressing need for regular inspections and risk management measures to address its deteriorating condition. The dam's poor condition, coupled with its outdated infrastructure, highlights the importance of proactive maintenance to safeguard its functionality and prevent any potential hazards.

As climate change continues to impact water resources, the significance of maintaining and upgrading dams like Sucker Lake becomes increasingly apparent. With its strategic location and historical importance in irrigation, the dam plays a vital role in water management in the region. Addressing the dam's current poor condition and implementing necessary risk management measures will be crucial in ensuring its resilience in the face of changing climate patterns and preserving its role as a valuable water resource for the community.

Year Completed

1931

Dam Length

275

Dam Height

13

River Or Stream

NORTH FRENCH CREEK

Primary Dam Type

Earth

Surface Area

7

Hydraulic Height

8

Nid Storage

140

Structural Height

13

Outlet Gates

Valve - 1

Hazard Potential

Low

Foundations

Soil

Nid Height

13
       
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.