Second Creek Ws Str No. 12 Dam Reservoir Report

Last Updated: December 5, 2025

Located in Adams, Mississippi, the Second Creek WS Str No.


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Summary

12 Dam, also known as Johns-Manville Corp, was completed in 1968 for flood risk reduction along Town Creek. This earth dam, with a height of 31 feet and a storage capacity of 1630 acre-feet, is owned and regulated by the local government under the oversight of the Mississippi Department of Environmental Quality. The dam's spillway is uncontrolled, and it has a high hazard potential with a satisfactory condition assessment as of February 2016.

The USDA NRCS designed the Second Creek Dam, which serves as a critical structure for managing water resources in the area. With a normal storage capacity of 225 acre-feet and a drainage area of 4.2 square miles, the dam plays a significant role in mitigating flood risks and protecting the surrounding community. Despite its high hazard potential, regular inspections and maintenance ensure that the dam remains in a satisfactory condition to effectively fulfill its flood risk reduction purpose.

Water resource and climate enthusiasts will appreciate the Second Creek WS Str No. 12 Dam's importance in the local ecosystem and its role in safeguarding against potential flooding events. With a moderate risk assessment rating and a history of meeting regulatory guidelines, this dam stands as a crucial infrastructure for water management in the region, highlighting the collaborative efforts between federal and state agencies to ensure its safety and functionality.

Year Completed

1968

Dam Height

31

River Or Stream

TOWN CREEK

Primary Dam Type

Earth

Surface Area

45

Drainage Area

4.2

Nid Storage

1630

Outlet Gates

Uncontrolled

Hazard Potential

High

Foundations

Soil

Nid Height

31
       
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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.