| Date: |  |
| 0 - 0 - 1960 | |
| Category: | |
| Efficiency | |
| Location: | |
| United States | |
| Event: | |
| The country's first large-scale geothermal electric-generation plant begins operation. Pacific Gas and Electric operates the plant, located at The Geysers. The first turbine produces 11 megawatts (MW) of net power and operates successfully for more than 30 years. Today, 69 generating facilities are in operation at 18 resource sites around the United States. | |
