Arwa Sludge Lagoon Dam
Arwa Sludge Lagoon Dam is an earth dam located in Chesterfield County, Virginia. It carries a Undetermined hazard potential classification and has a fair condition assessment.
About Arwa Sludge Lagoon Dam
Arwa Sludge Lagoon Dam is a dam in Chesterfield, Virginia. The dam is owned by Arwa (appomattox River Water Authority) (public utility). It impounds the Tr-appomattox River.
The dam stands 73 feet tall and stretches 3,200 feet across, creates a reservoir covering 20 acres, has a maximum storage capacity of 435 acre-feet, and collects water from a drainage area of 0 square miles.
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 10/21/2022.
At 73 feet, this dam is taller than 97% of all dams in the United States.
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Location
| State | Virginia |
| County | Chesterfield |
| River/Stream | Tr-appomattox River |
| Coordinates | 37.22360, -77.51860 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 73 ft |
| Dam Height | 73 ft |
| Dam Length | 3,200 ft |
Storage & Hydraulics
| NID Storage | 435 acre-ft |
| Max Storage | 435 acre-ft |
| Normal Storage | 415 acre-ft |
| Surface Area | 20 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Other |
| Owner | ARWA (Appomattox River Water Authority) |
| Owner Type | Public Utility |
| Hazard Classification | Undetermined |
| Condition Assessment | Fair |
| Last Inspection | 10/21/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | VA041047 |
| Federal ID | VA041047 |
| More Info | State Dam Safety Program |