W. V. Middlemist Reservoir Report

Last Updated: December 13, 2025

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Summary

V. Middlemist is a private dam located in Adams County, Colorado, specifically in the city of Snyder. Completed in 1954, this Earth-type dam stands at a height of 15 feet and spans a length of 1060 feet. With a storage capacity of 160 acre-feet and a normal storage of 60 acre-feet, it serves the primary purposes of fire protection, stock watering, and small fish pond maintenance. The dam's hydraulic height matches its structural height, ensuring its functionality for flood risk reduction as well.

Situated on the Badger Creek tributary, W. V. Middlemist has a low hazard potential and a moderate risk assessment rating. Although last inspected in 1994 with a frequency of every 6 years, the dam's condition remains unrated. Despite lacking Emergency Action Plan (EAP) preparation, the dam's uncontrolled spillway with a width of 210 feet and a maximum discharge of 9500 cubic feet per second indicates a level of preparedness for potential emergencies. Overall, W. V. Middlemist stands as a vital water resource structure in Colorado, with regulatory oversight by the State's Division of Water Resources (DWR) ensuring its continued safe operation and maintenance.

Year Completed

1954

Dam Length

1060

Dam Height

15

River Or Stream

BADGER CREEK-TR

Primary Dam Type

Earth

Surface Area

12

Hydraulic Height

15

Drainage Area

7

Nid Storage

160

Structural Height

15

Hazard Potential

Low

Nid Height

15
       
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.