West Polk A-7 is an earth dam located in Polk County, Florida, built in 1965. It carries a Low hazard potential classification.
Dam profile
NID height · 30 ft30 ft tall and 9,200 ft long, taller than 68% 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 West Polk A-7
The primary purpose of West Polk A-7 is debris control. The dam is designed to catch sediment, rocks, and debris carried by flowing water — particularly important in areas prone to mudslides or heavy erosion. The dam is owned by The Mosaic Company (private). It impounds the Unnamed Pond near Bradley.
The dam stands 30 feet tall and stretches 9,200 feet across, creates a reservoir covering 8 acres, and has a maximum storage capacity of 5,607 acre-feet. Completed in 1965, 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 | Polk |
| Nearest City | Bradley |
| River/Stream | Unnamed Pond |
| Coordinates | 27.83000, -82.01000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 9,200 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 5,607 acre-ft |
| Max Storage | 5,607 acre-ft |
| Normal Storage | 5,607 acre-ft |
| Surface Area | 8 acres |
| Max Discharge | 27 cfs |
Ownership & Safety
| Purpose | Debris Control |
| Owner | The Mosaic Company |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | No |
Identifiers
| NID ID | FL00201 |
| Federal ID | FL00201 |
| More Info | State Dam Safety Program |