PanelCensus

Utility / operator

NIAGARA MOHAWK POWER CORP.

338 recorded solar installations interconnected by NIAGARA MOHAWK POWER CORP. — mostly in New York.

Dataset updated . Sources: LBNL Tracking the Sun + permits + state programs + USGS/EIA utility-scale.

Installations interconnected
338
Total capacity
1.1 GW
DC nameplate
States
1
Median size
972.5 kW
Median $/W
$1.89/W
pre-incentive
Third-party owned
0%
lease / PPA

Growth

Installations by year

2015
1
2016
2
2017
17
2018
13
2019
8
2020
13
2021
10
2022
26
2023
20
2024
40
2025
52
2026
6

Latest records

Most recent recorded installs

DateLocationSize$/WSegment
Jan 29, 2026Hudson, NY296.5 kW$2.44/WCOM
Jan 29, 2026Tonawanda, NY740.4 kW$2.50/WCOM
Jan 15, 2026Johnsonville, NY7,646.4 kW$1.35/WUTILITY
Jan 15, 2026Fabius, NY5,981 kW$1.88/WUTILITY
Jan 6, 2026Albany, NY449.6 kW$2.25/WCOM
Jan 6, 2026Watertown, NY129.5 kW$3.44/WCOM
Dec 15, 2025Tonawanda, NY54.5 kW$3.26/WCOM
Dec 9, 2025Buffalo, NY61.9 kW$2.13/WCOM
Dec 8, 2025Evans Mills, NY6,205.7 kW$0.49/WUTILITY
Dec 2, 2025Oswego, NY749.6 kW$2.16/WCOM

See all 338 installations →searchable & filterable; export to CSV with a free account

Service geography

Frequently asked questions

How many solar installations has NIAGARA MOHAWK POWER CORP. interconnected?

PanelCensus records 338 installations interconnected by NIAGARA MOHAWK POWER CORP., from Apr 14, 2015 to Jan 29, 2026, totalling 1.1 GW of capacity across 1 state. Coverage varies by state, so actual totals may be higher.

Where does NIAGARA MOHAWK POWER CORP. operate?

Most recorded activity is in New York (338).