Sassafras Mill Dam

Sassafras Mill Dam is an earth dam located in Kent County, Maryland, built in 1934. It carries a Significant hazard potential classification and has a fair condition assessment.

About Sassafras Mill Dam

The primary purpose of Sassafras Mill Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Philip Parish (private). It impounds the Herring Branch near Sassafras.

The dam stands 10 feet tall and stretches 388 feet across, creates a reservoir covering 19 acres, has a maximum storage capacity of 87 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1934, 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 03/31/2022.

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Significant HazardFair ConditionEmergency Action Plan: No

Location

StateMaryland
CountyKent
Nearest CitySassafras
River/StreamHerring Branch
Coordinates39.37180, -75.80290

Physical Characteristics

Dam TypeEarth
NID Height10 ft
Dam Height10 ft
Dam Length388 ft
Year Completed1934 (92 years old)

Storage & Hydraulics

NID Storage87 acre-ft
Max Storage87 acre-ft
Normal Storage39 acre-ft
Surface Area19 acres
Drainage Area4 sq mi
Max Discharge645 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerPhilip Parish
Owner TypePrivate
Hazard ClassificationSignificant
Condition AssessmentFair
Last Inspection03/31/2022
Emergency Action PlanNo

Identifiers

NID IDMD00025
Federal IDMD00025
More InfoState Dam Safety Program

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