Lake Neepaulin Dam

Lake Neepaulin Dam is an earth dam located in Sussex County, New Jersey, built in 1927. It carries a Significant hazard potential classification and has a satisfactory condition assessment.

About Lake Neepaulin Dam

The primary purpose of Lake Neepaulin Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Township Of Wantage (local government). It impounds the Papakating Creek near Sussex.

The dam stands 22 feet tall and stretches 300 feet across, creates a reservoir covering 13 acres, has a maximum storage capacity of 143 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1927, 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 12/17/2023.

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Significant HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateNew Jersey
CountySussex
Nearest CitySussex
River/StreamPapakating Creek
Coordinates41.21447, -74.62567

Physical Characteristics

Dam TypeEarth
NID Height22 ft
Dam Height22 ft
Dam Length300 ft
Year Completed1927 (99 years old)

Storage & Hydraulics

NID Storage143 acre-ft
Max Storage143 acre-ft
Normal Storage67 acre-ft
Surface Area13 acres
Drainage Area1 sq mi
Max Discharge244 cfs

Ownership & Safety

PurposeRecreation
OwnerTownship of Wantage
Owner TypeLocal Government
Hazard ClassificationSignificant
Condition AssessmentSatisfactory
Last Inspection12/17/2023
Emergency Action PlanYes

Identifiers

NID IDNJ00282
Federal IDNJ00282
More InfoState Dam Safety Program

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