Bay Lake Water Conservation Structure
Bay Lake Water Conservation Structure is an earth dam located in Hillsborough, Florida, built in 1987. It carries a Significant hazard potential classification and has a fair condition assessment.
About Bay Lake Water Conservation Structure
The primary purpose of Bay Lake Water Conservation Structure 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 Swfwmd (local government). It impounds the Bay Lake near Tampa.
The dam stands 11 feet tall and stretches 25 feet across, creates a reservoir covering 37 acres, has a maximum storage capacity of 616 acre-feet, and collects water from a drainage area of 1,600 square miles. Completed in 1987, the structure is 39 years old.
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 12/05/2024.
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Location
| State | Florida |
| County | Hillsborough |
| Nearest City | Tampa |
| River/Stream | Bay Lake |
| Coordinates | 28.06762, -82.49891 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 9 ft |
| Dam Length | 25 ft |
| Year Completed | 1987 (39 years old) |
Storage & Hydraulics
| NID Storage | 616 acre-ft |
| Max Storage | 616 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 37 acres |
| Drainage Area | 1,600 sq mi |
| Max Discharge | 117 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | SWFWMD |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 12/05/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | FL12014 |
| Federal ID | FL12014 |
| More Info | State Dam Safety Program |