Maple Creek Silt Pond B Reservoir Report

Last Updated: December 5, 2025

Maple Creek Silt Pond B is a privately owned structure located in Carroll Township, Pennsylvania.


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Summary

This silt pond, completed in 1977, serves as an essential resource for managing sediment runoff and improving water quality in the area. The dam, with a height of 43 feet and a length of 350 feet, plays a crucial role in regulating the flow of TR Pigeon Creek and has a storage capacity of 60 acre-feet.

The Pennsylvania Department of Environmental Protection oversees the regulation, inspection, and enforcement of Maple Creek Silt Pond B, ensuring its compliance with state standards. Despite being classified as having a high hazard potential, the condition assessment of the structure is currently satisfactory. Regular inspections are conducted, with the last one taking place in August 2020 to assess the safety and stability of the dam. With environmental protection in mind, the structure's primary purpose is listed as "Other," signifying its importance in maintaining water resources and climate resilience in the region.

As a part of the Mine Safety and Health Administration's regulatory oversight, Maple Creek Silt Pond B exemplifies the collaboration between public and private entities in safeguarding water resources. With a drainage area of 0.28 square miles and a surface area of 5 acres, this earth dam holds significant importance in managing sedimentation and enhancing the overall health of TR Pigeon Creek. Its strategic location and operational efficiency contribute to the sustainable management of water resources in Washington County, Pennsylvania, making it a vital asset for water resource and climate enthusiasts.

Year Completed

1977

Dam Length

350

Dam Height

43

River Or Stream

TR PIGEON CREEK

Primary Dam Type

Earth

Surface Area

5

Drainage Area

0.28

Nid Storage

60

Hazard Potential

High

Foundations

Unlisted/Unknown

Nid Height

43
       
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.