S-26 is an other dam located in Miami-Dade County, Florida, built in 1974. It carries a Significant hazard potential classification.
Dam profile
NID height · 25 ft25 ft tall and 280 ft long, taller than 50% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About S-26
The primary purpose of S-26 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 Miami River (north Fork) near Miami.
The dam stands 25 feet tall and stretches 280 feet across, creates a reservoir covering 58 acres, and has a maximum storage capacity of 1,460 acre-feet. Completed in 1974, the structure is well into its service life at over 50 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. The most recent inspection on record was 03/04/2024.
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Location
| State | Florida |
| County | Miami-Dade |
| Nearest City | Miami |
| River/Stream | Miami River (north Fork) |
| Coordinates | 25.80000, -80.26000 |
Physical Characteristics
| Dam Type | Other |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 280 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 1,460 acre-ft |
| Max Storage | 1,460 acre-ft |
| Normal Storage | 1,220 acre-ft |
| Surface Area | 58 acres |
| Max Discharge | 3,470 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Sfwmd |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 03/04/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | FL00404 |
| Federal ID | FL00404 |
| More Info | State Dam Safety Program |