Silica Dam
Silica Dam is an earth dam located in Hanover County, Virginia. It carries a Undetermined hazard potential classification.
About Silica Dam
The primary purpose of Silica Dam is debris control. The dam is designed to catch sediment, rocks, and debris carried by flowing water — particularly important in areas prone to mudslides or heavy erosion. It impounds the Trib. South Anna River.
The dam stands 28 feet tall and stretches 2,000 feet across, has a maximum storage capacity of 200 acre-feet, and collects water from a drainage area of 0 square miles.
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Undetermined HazardNot Rated ConditionEmergency Action Plan: Not Required
Location
| State | Virginia |
| County | Hanover |
| River/Stream | Trib. South Anna River |
| Coordinates | 37.76320, -77.70700 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 2,000 ft |
Storage & Hydraulics
| NID Storage | 200 acre-ft |
| Max Storage | 200 acre-ft |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Debris Control |
| Owner Type | Not Listed |
| Hazard Classification | Undetermined |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | VA085087 |
| Federal ID | VA085087 |
| More Info | State Dam Safety Program |
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