Muddy Fork Structure No. 2 Reservoir Report

Last Updated: December 5, 2025

Muddy Fork Structure No.


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Summary

2, located in Clark County, Indiana, is a vital flood risk reduction infrastructure managed by the local government. Built in 1971 by the USDA NRCS, this earth dam stands at a height of 52 feet and spans 670 feet along the Souders Branch river. With a storage capacity of 1757 acre-feet and a maximum discharge of 12000 cubic feet per second, the dam serves to protect New Providence (Borden) from potential inundation during high water events.

Despite its fair condition assessment as of 2004, Muddy Fork Structure No. 2 poses a high hazard potential and undergoes inspections every two years to ensure its structural integrity. The dam's spillway type is uncontrolled, with a width of 70 feet, and it lacks outlet gates. In the event of an emergency, the local authorities must be prepared to take action to mitigate any risks associated with the dam's operation. Overall, the structure's moderate risk assessment highlights the importance of continuous monitoring and management to safeguard the surrounding community and water resources.

Water resource and climate enthusiasts will find Muddy Fork Structure No. 2 to be a fascinating example of flood risk reduction infrastructure in Indiana. With its strategic location, design specifications, and operational considerations, this dam showcases the intricate balance between human intervention and natural forces in managing water resources. As climate change continues to impact hydrological patterns, structures like Muddy Fork Structure No. 2 play a crucial role in enhancing community resilience and adapting to evolving environmental conditions.

Year Completed

1971

Dam Length

670

Dam Height

52

River Or Stream

SOUDERS BRANCH

Primary Dam Type

Earth

Surface Area

10.6

Hydraulic Height

52

Drainage Area

3.19

Nid Storage

1757

Structural Height

52

Outlet Gates

None

Hazard Potential

High

Foundations

Rock, Soil

Nid Height

52
       
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.