Thomas Dam is an earth dam located in Santa Rosa County, Florida, built in 1962. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 700 ft long. 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 Thomas Dam
The primary purpose of Thomas Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by James Thomas (private). It impounds the Tr-bishop Branch near Allentown.
The dam stands 20 feet tall and stretches 700 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 66 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1962, 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 05/21/1994. That was over 32 years ago.
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Location
| State | Florida |
| County | Santa Rosa |
| Nearest City | Allentown |
| River/Stream | Tr-bishop Branch |
| Coordinates | 30.87000, -87.02000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 700 ft |
| Year Completed | 1962 (64 years old) |
Storage & Hydraulics
| NID Storage | 66 acre-ft |
| Max Storage | 66 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 850 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | James Thomas |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/21/1994 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | FL00455 |
| Federal ID | FL00455 |
| More Info | State Dam Safety Program |