Electricity Generation Aggregated by New Hampshire County
| State Rank | County | Net Generation (Past Year) | Power Plants |
|---|---|---|---|
| #9 | Carroll County, NH | 552.0 MWh | 3 |
| #8 | Belknap County, NH | 16.2 GWh | 2 |
| #7 | Sullivan County, NH | 103.5 GWh | 6 |
| #6 | Strafford County, NH | 111.6 GWh | 6 |
| #5 | Hillsborough County, NH | 254.7 GWh | 11 |
| #4 | Merrimack County, NH | 591.1 GWh | 14 |
| #3 | Grafton County, NH | 1.1 TWh | 12 |
| #2 | Coos County, NH | 1.1 TWh | 12 |
| #1 | Rockingham County, NH | 14.2 TWh | 6 |
Net Generation data is based on the last 12 months since Mar 2025
Top 20 New Hampshire Counties by Net Generation
Totals are based on the most recent 12 months net generation- Rockingham County, NH14.16 TWh
- Coos County, NH1.11 TWh
- Grafton County, NH1.06 TWh
- Merrimack County, NH591.07 GWh
- Hillsborough County, NH254.65 GWh
- Strafford County, NH111.55 GWh
- Sullivan County, NH103.51 GWh
- Belknap County, NH16.20 GWh
- Carroll County, NH552.00 MWh