Allen Town Pond (allen Road) is an earth dam located in Somerset County, Maryland, built in 1700. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 8 ft8 ft tall and 400 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Allen Town Pond (allen Road)
The primary purpose of Allen Town Pond (allen Road) is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Wicomico County Government (local government). It impounds the Passerdyke Creek near Polk Landing.
The dam stands 8 feet tall and stretches 400 feet across, creates a reservoir covering 35 acres, has a maximum storage capacity of 176 acre-feet, and collects water from a drainage area of 12 square miles. Completed in 1700, the structure is one of the older dams in the region, with over a century and a half of service.
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. 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 10/26/2023.
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Location
| State | Maryland |
| County | Somerset |
| Nearest City | Polk Landing |
| River/Stream | Passerdyke Creek |
| Coordinates | 38.28322, -75.68889 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 400 ft |
| Year Completed | 1700 (326 years old) |
Storage & Hydraulics
| NID Storage | 176 acre-ft |
| Max Storage | 176 acre-ft |
| Normal Storage | 96 acre-ft |
| Surface Area | 35 acres |
| Drainage Area | 12 sq mi |
| Max Discharge | 825 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Wicomico County Government |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 10/26/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | MD00123 |
| Federal ID | MD00123 |
| More Info | State Dam Safety Program |