Collington Facility 14 Swm Dam

Western Br-Patuxent River-TR· Prince George's, Maryland· Built 1992· Earth· 16 ft tall
Low Hazard Flood Risk Reduction Local Government

Key Takeaway

Collington Facility 14 Swm Dam is classified as low hazard in Maryland. It was completed in 1992 and is 34 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 16 ft (taller than 29.7% in MD)
Dam Length393 ft
Dam TypeEarth
Max Storage73 acre-ft
Normal Storage0 acre-ft
Surface Area2 acres
Drainage Area0 sq mi
Year Completed1992 (34 years old)
Year Modified1992
NID IDMD00527

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No
Last Inspection: October 7, 2020
State Regulated: Yes
Regulatory Agency: MD Dam Safety

Ownership

Prince Georges County

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Collington Facility 14 Swm Dam?

Collington Facility 14 Swm Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Collington Facility 14 Swm Dam?

Collington Facility 14 Swm Dam is owned by Prince Georges County (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Collington Facility 14 Swm Dam built?

Collington Facility 14 Swm Dam was completed in 1992, making it 34 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

What is the primary purpose of Collington Facility 14 Swm Dam?

Collington Facility 14 Swm Dam serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Collington Facility 14 Swm Dam?

Collington Facility 14 Swm Dam has a dam height of 16 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.

When was Collington Facility 14 Swm Dam last inspected?

Collington Facility 14 Swm Dam was last inspected on October 7, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.