Bottom's Lake Dam

Bottom's Lake Dam is an earth dam located in Camden County, New Jersey, built in 1938. It carries a Significant hazard potential classification and has a poor condition assessment.

About Bottom's Lake Dam

The primary purpose of Bottom's Lake Dam 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 Borough Of Clementon (local government). It impounds the Timber Creek N. Branch near Pine Hill.

The dam stands 8 feet tall and stretches 150 feet across, creates a reservoir covering 4 acres, has a storage capacity of 4 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1938, the structure is well-established, with more than 75 years of service.

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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 04/05/2023.

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Significant HazardPoor ConditionEmergency Action Plan: Yes

Location

StateNew Jersey
CountyCamden
Nearest CityPine Hill
River/StreamTimber Creek N. Branch
Coordinates39.80860, -74.98700

Physical Characteristics

Dam TypeEarth
NID Height8 ft
Dam Height8 ft
Dam Length150 ft
Year Completed1938 (88 years old)

Storage & Hydraulics

NID Storage4 acre-ft
Normal Storage4 acre-ft
Surface Area4 acres
Drainage Area2 sq mi
Max Discharge650 cfs

Ownership & Safety

PurposeWater Supply
OwnerBorough of Clementon
Owner TypeLocal Government
Hazard ClassificationSignificant
Condition AssessmentPoor
Last Inspection04/05/2023
Emergency Action PlanYes

Identifiers

NID IDNJ00893
Federal IDNJ00893
More InfoState Dam Safety Program

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