Horsham Towne Lower Pond

Horsham Towne Lower Pond is an earth dam located in Montgomery County, Pennsylvania, built in 1988. It carries a Significant hazard potential classification and has a fair condition assessment.

About Horsham Towne Lower Pond

The primary purpose of Horsham Towne Lower Pond is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Rv Op 1lp C/o Workspace Property Trust (private). It impounds the Tr Pennypack Creek.

The dam stands 16 feet tall and stretches 470 feet across, creates a reservoir covering 1 acres, has a maximum storage capacity of 11 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1988, the structure is 38 years old.

This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 11/17/2015. That was over 10 years ago.

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Significant HazardFair ConditionEmergency Action Plan: Yes

Location

StatePennsylvania
CountyMontgomery
River/StreamTr Pennypack Creek
Coordinates40.16639, -75.14694

Physical Characteristics

Dam TypeEarth
NID Height16 ft
Dam Height16 ft
Dam Length470 ft
Year Completed1988 (38 years old)

Storage & Hydraulics

NID Storage11 acre-ft
Max Storage11 acre-ft
Normal Storage4 acre-ft
Surface Area1 acres
Drainage Area0 sq mi

Ownership & Safety

PurposeFlood Risk Reduction
OwnerRV OP 1LP C/O WORKSPACE PROPERTY TRUST
Owner TypePrivate
Hazard ClassificationSignificant
Condition AssessmentFair
Last Inspection11/17/2015
Emergency Action PlanYes

Identifiers

NID IDPA01399
Federal IDPA01399
More InfoState Dam Safety Program

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