Unnamed Dam
Unnamed Dam is an earth dam located in Clay County, Florida. It carries a Significant hazard potential classification and has a fair condition assessment.
About Unnamed Dam
The primary purpose of Unnamed Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Crossing At Fleming Island (private). It impounds the Unnamed Pond near Green Cove Springs.
The dam stands 10 feet tall and stretches 1,423 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 31 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. The most recent inspection on record was 05/09/2017.
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Location
| State | Florida |
| County | Clay |
| Nearest City | Green Cove Springs |
| River/Stream | Unnamed Pond |
| Coordinates | 30.10456, -81.72300 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 1,423 ft |
Storage & Hydraulics
| NID Storage | 31 acre-ft |
| Max Storage | 31 acre-ft |
| Normal Storage | 30 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | CROSSING AT FLEMING ISLAND |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 05/09/2017 |
| Emergency Action Plan | No |
Identifiers
| NID ID | FL69004 |
| Federal ID | FL69004 |
| More Info | State Dam Safety Program |