Bar M No. 2 Reservoir Report

Last Updated: December 5, 2025

Bar M No.


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Summary

2 is a privately owned irrigation dam located in Albany, Wyoming, along the picturesque Bar M Creek. Completed in 1966, this Earth-type dam stands at a height of 43 feet and has a storage capacity of 661 acre-feet, providing vital water resources to the surrounding area for agricultural purposes. The dam has a spillway width of 50 feet and is equipped with a slide gate outlet for water control.

Despite its low hazard potential, Bar M No. 2 is subject to state regulation, inspection, and enforcement to ensure its structural integrity and safety. The dam has a moderate risk assessment rating and undergoes inspections every 5 years to assess its condition. While the dam has a controlled spillway, it poses a manageable risk to downstream areas in the event of a breach, highlighting the importance of regular maintenance and monitoring to mitigate potential hazards.

With its strategic location in Torrington, Wyoming, Bar M No. 2 plays a crucial role in sustaining agriculture in the region by providing a reliable water source for irrigation. Climate and water resource enthusiasts will appreciate the technical details of this dam, from its design and construction to its operational features and risk management measures. As a key component of the local water infrastructure, Bar M No. 2 serves as a testament to the ongoing efforts to balance water resource utilization with environmental stewardship in the face of changing climate conditions.

Year Completed

1966

Dam Length

800

Dam Height

43

River Or Stream

BAR M CREEK

Primary Dam Type

Earth

Surface Area

43

Hydraulic Height

35

Nid Storage

661

Structural Height

43

Outlet Gates

Slide (sluice gate) - 1

Hazard Potential

Low

Foundations

Soil

Nid Height

43
       
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.