89th largest plant in Pennsylvania · 3479th nationally
Mountain is a oil power plant in Pennsylvania with a nameplate capacity of 54.0 MW. It generates roughly 3.0k MWh per year — enough to power about 284 average U.S. homes.
Its capacity factor of 1% reflects intermittent or peaking operation. At 2799 lb CO₂/MWh, its emission rate sits above the national grid average of roughly 800 lb/MWh.
| Plant Name | Mountain |
|---|---|
| Operator | Mountain Power, Llc |
| City | Mount Holly Springs |
| County | Cumberland County |
| State | Pennsylvania |
| ZIP | 17065 |
| Coordinates | 40.12282, -77.17160 |
This plant highlighted in navy-ringed pin; other generators within 25 miles shown as fuel-colored dots.
| ID | Technology | Fuel | Capacity | Status | Online |
|---|---|---|---|---|---|
| 1 | Petroleum Liquids | Distillate Oil | 27.0 MW | Operating | 1972 |
| 2 | Petroleum Liquids | Distillate Oil | 27.0 MW | Operating | 1972 |
| CO₂ | 4.2k metric tons |
|---|---|
| SO₂ | 3 metric tons |
| NOₓ | 17 metric tons |
| CO₂ Rate | 2799 lb/MWh |
Annual totals and CO₂ rate reported by EPA eGRID for 2023. Reference averages are approximate U.S.-wide figures from the same dataset.
| NERC Region | RFC |
|---|---|
| Balancing Authority | Pjm Interconnection, Llc |
Oil-fired plants typically run only during peak demand or grid emergencies because oil is expensive compared to gas and coal. They have the highest CO₂ emissions per MWh of any common generation technology.