Petty Gulf Lake Dam is an earth dam located in Leon County, Florida, built in 1972. It carries a Low hazard potential classification.
Dam profile
NID height · 25 ft25 ft tall and 1,440 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 Petty Gulf Lake Dam
The primary purpose of Petty Gulf Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Killearn Lakes Plantation Home Owners Association (private). It impounds the Tr-lake Iamonia near Tallahassee.
The dam stands 25 feet tall and stretches 1,440 feet across, creates a reservoir covering 25 acres, and has a maximum storage capacity of 233 acre-feet. Completed in 1972, 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 05/17/1994. That was over 32 years ago.
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Location
| State | Florida |
| County | Leon |
| Nearest City | Tallahassee |
| River/Stream | Tr-lake Iamonia |
| Coordinates | 30.58733, -84.22289 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 1,440 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 233 acre-ft |
| Max Storage | 233 acre-ft |
| Normal Storage | 203 acre-ft |
| Surface Area | 25 acres |
| Max Discharge | 360 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Killearn Lakes Plantation Home Owners Association |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/17/1994 |
| Emergency Action Plan | No |
Identifiers
| NID ID | FL00117 |
| Federal ID | FL00117 |
| More Info | State Dam Safety Program |