Structure 83
Structure 83 is an earth dam located in Highlands County, Florida. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Structure 83
The primary purpose of Structure 83 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 Sfwmd (local government). It impounds the Canal C-41a near Brighton.
The dam stands 13 feet tall, creates a reservoir covering 150 acres, and has a maximum storage capacity of 1,300 acre-feet.
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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 09/10/2014. That was over 11 years ago.
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Location
| State | Florida |
| County | Highlands |
| Nearest City | Brighton |
| River/Stream | Canal C-41a |
| Coordinates | 27.26639, -81.18111 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 13 ft |
| Dam Height | 11 ft |
Storage & Hydraulics
| NID Storage | 1,300 acre-ft |
| Max Storage | 1,300 acre-ft |
| Normal Storage | 1,200 acre-ft |
| Surface Area | 150 acres |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | SFWMD |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/10/2014 |
| Emergency Action Plan | No |
Identifiers
| NID ID | FL00283 |
| Federal ID | FL00283 |
| More Info | State Dam Safety Program |