Temple Terrace (ne) a is an earth dam located in Hillsborough, Florida, built in 1984. It carries a Significant hazard potential classification.
Dam profile
NID height · 65 ft65 ft tall and 5,057 ft long, taller than 96% 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 Temple Terrace (ne) a
The primary purpose of Temple Terrace (ne) a 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 The Mosaic Company (private). It impounds the Hillsborough River near Zephyrhills.
The dam stands 65 feet tall and stretches 5,057 feet across, creates a reservoir covering 38 acres, has a maximum storage capacity of 2,000 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1984, the structure is 42 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. An emergency action plan is in place for this dam. The most recent inspection on record was 09/07/2005. That was over 21 years ago.
At 65 feet, this dam is taller than 96% of all dams in the United States.
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Location
| State | Florida |
| County | Hillsborough |
| Nearest City | Zephyrhills |
| River/Stream | Hillsborough River |
| Coordinates | 28.16430, -82.12960 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 65 ft |
| Dam Height | 60 ft |
| Dam Length | 5,057 ft |
| Year Completed | 1984 (42 years old) |
Storage & Hydraulics
| NID Storage | 2,000 acre-ft |
| Max Storage | 2,000 acre-ft |
| Normal Storage | 1,900 acre-ft |
| Surface Area | 38 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 110 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Tailings |
| Owner | The Mosaic Company |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 09/07/2005 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | FL10122 |
| Federal ID | FL10122 |
| More Info | State Dam Safety Program |