G-92
G-92 is an earth dam located in Palm Beach County, Florida, built in 1953. It carries a Low hazard potential classification.
About G-92
The primary purpose of G-92 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-18 Canal near Jupiter.
The dam stands 22 feet tall and stretches 60 feet across, creates a reservoir covering 145 acres, has a maximum storage capacity of 1,100 acre-feet, and collects water from a drainage area of 30 square miles. Completed in 1953, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 02/26/2024.
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Location
| State | Florida |
| County | Palm Beach |
| Nearest City | Jupiter |
| River/Stream | C-18 Canal |
| Coordinates | 26.91012, -80.17590 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 16 ft |
| Dam Length | 60 ft |
| Year Completed | 1953 (73 years old) |
Storage & Hydraulics
| NID Storage | 1,100 acre-ft |
| Max Storage | 1,100 acre-ft |
| Normal Storage | 870 acre-ft |
| Surface Area | 145 acres |
| Drainage Area | 30 sq mi |
| Max Discharge | 75 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | SFWMD |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 02/26/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | FL36015 |
| Federal ID | FL36015 |
| More Info | State Dam Safety Program |