Lake Joy is an earth dam located in Marion County, Florida, built in 1964. It carries a Low hazard potential classification.
Dam profile
NID height · 25 ft25 ft tall and 1,375 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 Lake Joy
The primary purpose of Lake Joy is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Silver Spring Shores, Inc. (private). It impounds the Tr-marshall Swamp.
The dam stands 25 feet tall and stretches 1,375 feet across, creates a reservoir covering 113 acres, and has a maximum storage capacity of 51 acre-feet. Completed in 1964, 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.
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Location
| State | Florida |
| County | Marion |
| Nearest City | None |
| River/Stream | Tr-marshall Swamp |
| Coordinates | 29.09386, -81.98562 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 1,375 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 51 acre-ft |
| Max Storage | 51 acre-ft |
| Normal Storage | 51 acre-ft |
| Surface Area | 113 acres |
Ownership & Safety
| Purpose | Recreation |
| Owner | Silver Spring Shores, Inc. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | No |
Identifiers
| NID ID | FL00709 |
| Federal ID | FL00709 |
| More Info | State Dam Safety Program |