Pol40 is an earth dam located in Polk County, Florida. It carries a Undetermined hazard potential classification.
Dam profile
NID height · 149 ft149 ft tall and 4,305 ft long, taller than 99% of U.S. dams with a recorded height. Height is drawn to scale against a ten-story building, about 100 ft; the profile is a generic embankment section and the water level is illustrative.
About Pol40
The primary purpose of Pol40 is tailings. Tailings dams contain waste material from mining operations — typically a slurry of finely ground rock left over after valuable minerals have been extracted. These structures require ongoing monitoring because tailings can contain heavy metals and other contaminants. The dam is owned by U.s. Agri - Chem (private). It impounds the Unnamed Pond near Fort Meade.
The dam stands 149 feet tall and stretches 4,305 feet across, creates a reservoir covering 25 acres, and has a storage capacity of 1,177 acre-feet.
At 149 feet, this dam is taller than 99% of all dams in the United States.
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Location
| State | Florida |
| County | Polk |
| Nearest City | Fort Meade |
| River/Stream | Unnamed Pond |
| Coordinates | 27.74467, -81.84403 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 149 ft |
| Dam Height | 149 ft |
| Dam Length | 4,305 ft |
Storage & Hydraulics
| NID Storage | 1,177 acre-ft |
| Normal Storage | 1,177 acre-ft |
| Surface Area | 25 acres |
Ownership & Safety
| Purpose | Tailings |
| Owner | U.s. Agri - Chem |
| Owner Type | Private |
| Hazard Classification | Undetermined |
| Condition Assessment | Not assessed |
| Emergency Action Plan | No |
Identifiers
| NID ID | FL13409 |
| Federal ID | FL13409 |
| More Info | State Dam Safety Program |