Sediment Basin No 3 Reservoir Report

Last Updated: December 7, 2025

Sediment Basin No 3, located in Lackawanna, Pennsylvania, serves as a crucial component in managing water resources along TR EDDY CREEK.


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Summary

This privately owned earth dam structure, standing at a height of 19.5 feet, provides a storage capacity of 85 acre-feet and covers a surface area of 4.8 acres. Despite its relatively low hazard potential, the dam is regulated by the Pennsylvania Department of Environmental Protection and undergoes regular inspections to ensure its satisfactory condition.

The primary purpose of Sediment Basin No 3 is designated as "Other," indicating its role in sediment control or water management activities. With a drainage area of 0.41 square miles and a normal storage capacity of 40 acre-feet, this dam plays a critical role in maintaining water quality and mitigating potential downstream impacts. The dam's associated structures, inspection frequency, and emergency preparedness measures are all carefully monitored to uphold safety standards and protect the surrounding community.

Managed under private ownership, Sediment Basin No 3 stands as a testament to the collaborative efforts between private entities and regulatory agencies in safeguarding water resources in Pennsylvania. Its location in DUNMORE BOROUGH, along with its functional design features, contribute to the effective management of sediment and water flow in the region. As climate change continues to pose challenges to water resource management, structures like Sediment Basin No 3 play a vital role in ensuring the resilience and sustainability of our water infrastructure for future generations.

Dam Length

2040

Dam Height

19.5

River Or Stream

TR EDDY CREEK

Primary Dam Type

Earth

Surface Area

4.8

Drainage Area

0.41

Nid Storage

85

Hazard Potential

Low

Foundations

Unlisted/Unknown

Nid Height

20
       
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.