Round Top

Round Top is an earth dam located in Dauphin County, Pennsylvania, built in 1902. It carries a Low hazard potential classification.

About Round Top

The primary purpose of Round Top is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Middletown Borough (local government). It impounds the Iron Run.

The dam stands 8 feet tall and stretches 1,000 feet across, creates a reservoir covering 11 acres, has a maximum storage capacity of 68 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1902, the structure is over a century old.

This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 07/11/2016.

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Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StatePennsylvania
CountyDauphin
River/StreamIron Run
Coordinates40.20889, -76.68861

Physical Characteristics

Dam TypeEarth
NID Height8 ft
Dam Height8 ft
Dam Length1,000 ft
Year Completed1902 (124 years old)

Storage & Hydraulics

NID Storage68 acre-ft
Max Storage68 acre-ft
Normal Storage46 acre-ft
Surface Area11 acres
Drainage Area4 sq mi

Ownership & Safety

PurposeWater Supply
OwnerMIDDLETOWN BOROUGH
Owner TypeLocal Government
Hazard ClassificationLow
Condition AssessmentNot Rated
Last Inspection07/11/2016
Emergency Action PlanNot Required

Identifiers

NID IDPA00276
Federal IDPA00276
More InfoState Dam Safety Program

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