West Peak Quarry Dam #2 Reservoir Report

Last Updated: December 5, 2025

West Peak Quarry Dam #2, located in Iron County, Missouri, is a rockfill dam that was completed in 2003 by Shannon and Wilson.


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Summary

Standing at a height of 50 feet and with a structural height of 60 feet, this dam holds a maximum storage capacity of 2500 acre-feet and a normal storage capacity of 417 acre-feet. The dam overlooks the TRIB BIG CREEK and serves as a crucial water resource for the surrounding area.

Managed by a private owner, West Peak Quarry Dam #2 is regulated by the DAM AND RESERVOIR SAFETY PROG in Missouri. The dam has a high hazard potential and is inspected every two years, with its condition assessed as satisfactory during the last inspection in 2007. Despite its moderate risk assessment, the dam's emergency action plan and inundation maps have not been updated, raising concerns about its preparedness in the event of a crisis. With its captivating design and vital role in water resource management, West Peak Quarry Dam #2 stands as a testament to engineering ingenuity and the importance of climate resilience in the face of evolving environmental challenges.

Year Completed

2003

Dam Length

150

Dam Height

50

River Or Stream

TRIB BIG CREEK

Primary Dam Type

Rockfill

Surface Area

25

Drainage Area

30

Nid Storage

2500

Structural Height

60

Outlet Gates

None

Hazard Potential

High

Foundations

Rock

Nid Height

60
       
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.