Chesterfield Power Station Lower Ash Pond Dam is an earth dam located in Chesterfield County, Virginia. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 26 ft26 ft tall and 6,200 ft long, taller than 55% of U.S. dams with a recorded height. 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 Chesterfield Power Station Lower Ash Pond Dam
Chesterfield Power Station Lower Ash Pond Dam is a dam in Chesterfield, Virginia. The dam is owned by Virginia Electric and Power Company (public utility).
The dam stands 26 feet tall and stretches 6,200 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 299 acre-feet, and collects water from a drainage area of 0 square miles.
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. An emergency action plan is in place for this dam. The most recent inspection on record was 10/28/2021.
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Location
| State | Virginia |
| County | Chesterfield |
| Coordinates | 37.37130, -77.38150 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 6,200 ft |
Storage & Hydraulics
| NID Storage | 299 acre-ft |
| Max Storage | 299 acre-ft |
| Normal Storage | 5 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Owner | Virginia Electric and Power Company |
| Owner Type | Public Utility |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 10/28/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | VA041031 |
| Federal ID | VA041031 |
| More Info | State Dam Safety Program |