Mosaic New Wales Operations
Mosaic New Wales Operations is an other-fuel plant in Polk County, Florida, operated by Mosaic Fertilizer LLC. Among the 71 plants on other fuels in the country it is the fifth-largest. It is the biggest of Florida’s 5 plants on other fuels. Its oldest working unit dates from 1981, the second-earliest start among Florida’s 5 plants on other fuels.
Nameplate capacity, 2025
136 MW
112 MW net summer capacity
4 operable units
- Other136 MW100%
Unit by unit, 1981 to 2025
operating in 2025bar height follows unit size
Unit TG1 Other, 10 MW, 1981
Unit TG3 Other, 32 MW, 1982
Unit TG2 Other, 58.5 MW, 1984
Unit TG4 Other, 35 MW, 2014
Among Florida’s plants
Largest plants in the state by nameplate capacity, with the plants ranked next to this one.
- 1West County Energy Center4,263 MW
- 2Crystal River3,449 MW
- 3Turkey Point2,978 MW
- 59Tenmile Creek149 MW
- 60John R Kelly142 MW
- 61Mosaic New Wales Operationsthis plant
- 62Larsen Memorial134 MW
- 63Okeelanta Cogeneration129 MW
Other rankings
- All US power plants
- 2164th of 14,286
- Power plants in Florida
- 61st of 331
- Plants in the Tampa Electric balancing area
- 6th of 45
- Plants run by Mosaic Fertilizer LLC
- 1st of 2
- Biggest single unit, among Florida’s plants
- 217th of 331
Operable units
| Unit | Technology | Nameplate | Summer | Online | Status |
|---|---|---|---|---|---|
| TG1 | Other | 10 MW | 8 MW | 1981 | Out of service |
| TG3 | Other | 32 MW | 32 MW | 1982 | Operating |
| TG2 | Other | 58.5 MW | 48 MW | 1984 | Operating |
| TG4 | Other | 35 MW | 24 MW | 2014 | Operating |
Grid and site
- Balancing area
- Tampa Electric
- Reliability region
- SERC Reliability Corporation
- Highest grid connection voltage
- 69 kV
- Water source
- Wells
- Nearest town on record
- Mulberry
- Operator type
- Industrial (cogeneration)
- Coordinates
- 27.834°N, 82.052°W
Closest plants
| Plant | Runs on | Capacity | Distance |
|---|---|---|---|
| Bonnie Mine Solar | Solar | 37.5 MW | 5.6 mi northeast |
| Durrance | Solar | 60 MW | 5.7 mi southeast |
| Magnolia Solar | Solar | 74.5 MW | 5.8 mi north |
| Jamison Solar (FL) | Solar | 74.5 MW | 6.2 mi east |
| Laurel Oaks Solar | Solar | 61.2 MW | 6.5 mi north |
| Alafia Solar | Solar | 60 MW | 7.8 mi south |
| English Creek Solar | Solar | 23 MW | 7.8 mi north |
| Lake Hancock Solar | Solar | 49.5 MW | 8.0 mi south |