S-155
S-155 is an other dam located in Palm Beach County, Florida. It carries a Significant hazard potential classification.
About S-155
The primary purpose of S-155 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 C-51 Canal near West Palm Beach.
The dam stands 21 feet tall, creates a reservoir covering 440 acres, and has a maximum storage capacity of 7,000 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. The most recent inspection on record was 12/12/2024.
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Location
| State | Florida |
| County | Palm Beach |
| Nearest City | West Palm Beach |
| River/Stream | C-51 Canal |
| Coordinates | 26.64469, -80.05503 |
Physical Characteristics
| Dam Type | Other |
| NID Height | 21 ft |
| Dam Height | 18 ft |
Storage & Hydraulics
| NID Storage | 7,000 acre-ft |
| Max Storage | 7,000 acre-ft |
| Normal Storage | 6,160 acre-ft |
| Surface Area | 440 acres |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | SFWMD |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Not Rated |
| Last Inspection | 12/12/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | FL00427 |
| Federal ID | FL00427 |
| More Info | State Dam Safety Program |