Utility / operator
Central Maine Power
444 recorded solar installations interconnected by Central Maine Power — mostly in Maine.
Dataset updated . Sources: LBNL Tracking the Sun + permits + state programs + USGS/EIA utility-scale.
Installations interconnected
444
Total capacity
83.0 MW
DC nameplate
States
1
Median size
7.6 kW
Median $/W
—
pre-incentive
Third-party owned
0%
lease / PPA
Growth
Installations by year
2003
1
2009
1
2011
2
2014
1
2015
1
2016
4
2017
9
2018
7
2019
7
2020
20
2021
20
2022
44
2023
73
2024
138
2025
107
2026
8
Latest records
Most recent recorded installs
| Date | Location | Size | $/W | Segment |
|---|---|---|---|---|
| Feb 24, 2026 | Lewiston, ME | 6.9 kW | — | COM |
| Feb 11, 2026 | Lewiston, ME | 21.6 kW | — | COM |
| Jan 29, 2026 | Lewiston, ME | — | — | COM |
| Jan 20, 2026 | Lewiston, ME | 13.1 kW | — | COM |
| Jan 20, 2026 | Lewiston, ME | 10.7 kW | — | COM |
| Jan 13, 2026 | Lewiston, ME | — | — | COM |
| Jan 13, 2026 | Lewiston, ME | — | — | COM |
| Jan 13, 2026 | Lewiston, ME | — | — | COM |
| Dec 31, 2025 | Lewiston, ME | 7,392 kW | — | COM |
| Dec 30, 2025 | Lewiston, ME | 8.2 kW | — | COM |
See all 444 installations →searchable & filterable; export to CSV with a free account
Service geography
- Maine
- 444
Frequently asked questions
How many solar installations has Central Maine Power interconnected?
PanelCensus records 444 installations interconnected by Central Maine Power, from May 27, 2003 to Feb 24, 2026, totalling 83.0 MW of capacity across 1 state. Coverage varies by state, so actual totals may be higher.
Where does Central Maine Power operate?
Most recorded activity is in Maine (444).