Utility / operator
DUKE ENERGY OHIO INC
540 recorded solar installations interconnected by DUKE ENERGY OHIO INC — mostly in Ohio.
Dataset updated . Sources: LBNL Tracking the Sun + permits + state programs + USGS/EIA utility-scale.
Installations interconnected
540
Total capacity
21.8 MW
DC nameplate
States
1
Median size
9 kW
Median $/W
$2.00/W
pre-incentive
Third-party owned
0%
lease / PPA
Growth
Installations by year
2011
1
2013
1
2017
1
2018
46
2019
68
2020
47
2021
55
2022
117
2023
38
2024
56
2025
54
2026
4
Latest records
Most recent recorded installs
| Date | Location | Size | $/W | Segment |
|---|---|---|---|---|
| Jan 28, 2026 | Cincinnati, OH | 10 kW | $1.92/W | COM |
| Jan 23, 2026 | Cincinnati, OH | 17 kW | $2.02/W | COM |
| Jan 21, 2026 | Cincinnati, OH | 13 kW | $2.07/W | COM |
| Jan 8, 2026 | Cincinnati, OH | 1,771 kW | $2.00/W | COM |
| Dec 22, 2025 | Cincinnati, OH | 20 kW | $2.00/W | COM |
| Dec 17, 2025 | Cincinnati, OH | 7 kW | $1.90/W | COM |
| Dec 17, 2025 | Cincinnati, OH | 6 kW | $2.07/W | COM |
| Dec 15, 2025 | Cincinnati, OH | 15 kW | $2.03/W | COM |
| Dec 4, 2025 | Cincinnati, OH | 10 kW | $2.00/W | COM |
| Nov 26, 2025 | Cincinnati, OH | 7 kW | $2.03/W | COM |
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Service geography
- Ohio
- 540
Frequently asked questions
How many solar installations has DUKE ENERGY OHIO INC interconnected?
PanelCensus records 540 installations interconnected by DUKE ENERGY OHIO INC, from Jan 1, 2011 to Jan 28, 2026, totalling 21.8 MW of capacity across 1 state. Coverage varies by state, so actual totals may be higher.
Where does DUKE ENERGY OHIO INC operate?
Most recorded activity is in Ohio (540).