Cove Point Lng Main Dam is an earth dam located in Calvert County, Maryland, built in 1974. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 78 ft78 ft tall and 670 ft long, taller than 97% of U.S. dams with a recorded height. Height is drawn to scale against a ten-story building, about 100 ft; the profile is a generic embankment section and the water level is illustrative.
About Cove Point Lng Main Dam
The primary purpose of Cove Point Lng Main Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Bhe Gt&s, a Berkshire Hathaway Energy Company (private). It impounds the Wilbur Creek near Cove Point.
The dam stands 78 feet tall and stretches 670 feet across, creates a reservoir covering 23 acres, has a maximum storage capacity of 830 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1974, the structure is well into its service life at over 50 years old.
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 06/24/2022.
At 78 feet, this dam is taller than 97% of all dams in the United States.
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Location
| State | Maryland |
| County | Calvert |
| Nearest City | Cove Point |
| River/Stream | Wilbur Creek |
| Coordinates | 38.38890, -76.40330 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 78 ft |
| Dam Height | 74 ft |
| Dam Length | 670 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 830 acre-ft |
| Max Storage | 830 acre-ft |
| Normal Storage | 547 acre-ft |
| Surface Area | 23 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 172 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Bhe Gt&s, a Berkshire Hathaway Energy Company |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 06/24/2022 |
| Emergency Action Plan | No |
Identifiers
| NID ID | MD00116 |
| Federal ID | MD00116 |
| More Info | State Dam Safety Program |