Town Of Selbyville Wastewater Lagoon

Town Of Selbyville Wastewater Lagoon is a gravity dam located in Sussex County, Delaware. It carries a High hazard potential classification and has a fair condition assessment.

About Town Of Selbyville Wastewater Lagoon

Town Of Selbyville Wastewater Lagoon is a dam in Sussex, Delaware. The dam is owned by Town Of Selbyville (local government). It impounds the Polly Branch near Selbyville.

The dam stands 12 feet tall and stretches 1,325 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 56 acre-feet, and collects water from a drainage area of 2 square miles.

This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat.

Living Downstream

If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Delaware dam safety program can provide more specific information about emergency planning for this structure.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

High HazardFair ConditionEmergency Action Plan: Not Required

Location

StateDelaware
CountySussex
Nearest CitySelbyville
River/StreamPolly Branch
Coordinates38.47076, -75.21529

Physical Characteristics

Dam TypeGravity
NID Height12 ft
Dam Height12 ft
Dam Length1,325 ft

Storage & Hydraulics

NID Storage56 acre-ft
Max Storage56 acre-ft
Surface Area4 acres
Drainage Area2 sq mi
Spillway TypeNone

Ownership & Safety

PurposeOther
OwnerTOWN OF SELBYVILLE
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentFair
Emergency Action PlanNot Required

Identifiers

NID IDDE00108
Federal IDDE00108
More InfoState Dam Safety Program

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