Electricity Generation Aggregated by Maine County
| State Rank | County | Net Generation (Past Year) | Power Plants |
|---|---|---|---|
| #16 | Lincoln County, ME | 21.0 GWh | 4 |
| #15 | Knox County, ME | 22.2 GWh | 5 |
| #14 | Sagadahoc County, ME | 65.0 GWh | 5 |
| #13 | Kennebec County, ME | 209.1 GWh | 28 |
| #12 | Waldo County, ME | 282.6 GWh | 9 |
| #11 | York County, ME | 301.2 GWh | 25 |
| #10 | Hancock County, ME | 479.0 GWh | 16 |
| #9 | Piscataquis County, ME | 501.1 GWh | 4 |
| #8 | Aroostook County, ME | 665.0 GWh | 32 |
| #7 | Franklin County, ME | 759.6 GWh | 17 |
| #6 | Androscoggin County, ME | 764.2 GWh | 31 |
| #5 | Washington County, ME | 964.8 GWh | 9 |
| #4 | Somerset County, ME | 1.6 TWh | 37 |
| #3 | Oxford County, ME | 1.7 TWh | 21 |
| #2 | Penobscot County, ME | 2.6 TWh | 47 |
| #1 | Cumberland County, ME | 4.1 TWh | 25 |
Net Generation data is based on the last 12 months since Jun 2026
Top 20 Maine Counties by Net Generation
Totals are based on the most recent 12 months net generation- Cumberland County, ME4.11 TWh
- Penobscot County, ME2.62 TWh
- Oxford County, ME1.74 TWh
- Somerset County, ME1.62 TWh
- Washington County, ME964.83 GWh
- Androscoggin County, ME764.22 GWh
- Franklin County, ME759.58 GWh
- Aroostook County, ME665.00 GWh
- Piscataquis County, ME501.08 GWh
- Hancock County, ME479.01 GWh
- York County, ME301.22 GWh
- Waldo County, ME282.57 GWh
- Kennebec County, ME209.09 GWh
- Sagadahoc County, ME65.00 GWh
- Knox County, ME22.23 GWh
- Lincoln County, ME20.99 GWh