New York Independent System Operator

Balancing Authority Summary Information

New York Independent System Operator is ranked #12 out of 64 balancing authorities in terms of total annual electricity generation.

Balancing Authority	New York Independent System Operator
States	New Jersey New York
Last Update	Jul 2026
Annual Generation	134.3 TWh
Power Plants	1,299
Utilities	614
Ranked #12 out of 64 in terms of net annual generation
Ranked #9 out of 53 in terms of annual generation from natural gas
Power Plant Types	Natural Gas \| 54.3% Nuclear \| 19.7% Water \| 17.8% Wind \| 5% Other Fuel \| 2.9%

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Daily Net Generation for New York Independent System Operator for the past 3 Years

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Plant Name	Utility	Location	Annual Generation	Plant Date	Last Update	Fuel Types
Breesport Road Community Solar Farm	Altus Power America Management, LLC	Baldwin, NY	3 GWh	Sep 2019	Dec 2025	Solar
Sacket Lake Rd #1 Community Solar Farm	Generate Capital	Thompson, NY	3 GWh	Dec 2019	Dec 2025	Solar
Sacket Lake Rd #2 Community Solar Farm	Scale Sustainable I, LLC	Thompson, NY	2 GWh	Feb 2019	Dec 2025	Solar
Turner Rd Community Solar Project	Scale Sustainable I, LLC	Baldwin, NY	3 GWh	Jan 2019	Dec 2025	Solar
Maimonides Medical Center	Maimonides Medical Center	Brooklyn, NY	15 MWh	Dec 1989	Dec 2025	Distillate Fuel Oil
NYC-HH-New Bellevue Hospital	NYC-HH-New Bellevue Hospital	New York, NY	109 MWh	Dec 1995	Dec 2025	Distillate Fuel Oil
NYPH-Queens	NYPH-Queens	Flushing, NY	212 MWh	Dec 1999	Dec 2025	Distillate Fuel Oil
Mattas Farms	AES Distributed Energy	Amsterdam, NY	3 GWh	Oct 2018	Dec 2025	Solar
Mechanicville Hydroelectric Station	Albany Engineering Corporation	Mechanicville, NY	18 GWh	Apr 2011	Dec 2025	Water
Gloversville Landfill Solar	Gloversville Community Solar LLC	Johnstown, NY	8 GWh	Apr 2021	Dec 2025	Solar
NYP-Lower Manhattan Hospital	NYP-Lower Manhattan Hospital	New York, NY	20 MWh	Dec 1991	Dec 2025	Distillate Fuel Oil
Pasto Solar	Altus Power America Management, LLC	Spencer, NY	25 GWh	Sep 2019	Dec 2025	Solar
Daum Solar	Altus Power America Management, LLC	Rushville, NY	6 GWh	Dec 2019	Dec 2025	Solar
Ellis Solar	Altus Power America Management, LLC	Ithaca, NY	28 GWh	Nov 2019	Dec 2025	Solar
NYP-Hudson Valley Hospital Center	NYP-Hudson Valley Hospital Center	Cortlandt Manor, NY	34 MWh	Dec 2009	Dec 2025	Distillate Fuel Oil
Regeneron Pharmaceuticals Inc.	Regeneron Pharmaceuticals Inc.	Tarrytown, NY	2 GWh	Jul 2009	Dec 2025	Solar : 89.8% Distillate Fuel Oil : 10.0%
JLL-One Rockwood Road	JLL-One Rockwood Road	Sleppy Hollow, NY	13 MWh	Dec 2002	Dec 2025	Distillate Fuel Oil
Mount Sinai South Nassau Hospital	Mount Sinai South Nassau Hospital	Oceanside, NY	33 MWh	Dec 1974	Dec 2025	Distillate Fuel Oil
St. Joseph Hospital	St. Joseph Hospital (NY)	Yonkers, NY	10 MWh	Dec 1959	Dec 2025	Distillate Fuel Oil
Regeneron Tarrytown	Bloom Energy	Tarrytown, NY	12 GWh	Sep 2018	Dec 2025	Natural Gas
Washington St Community Solar Farm #4	Generate Capital	Ogden, NY	3 GWh	Jan 2020	Dec 2025	Solar
Washington St Community Solar Farm #1	Generate Capital	Ogden, NY	3 GWh	Jan 2020	Dec 2025	Solar
Gaskill Rd Community Solar Farm CSG	Scale Sustainable I, LLC	Owego, NY	6 GWh	Nov 2019	Dec 2025	Solar
Big Tree Community Solar Farm	Generate Capital	Wales, NY	3 GWh	Jan 2021	Dec 2025	Solar
Dryden Rd #2 Community Solar Farm CSG	Scale Sustainable I, LLC	Dryden, NY	2 GWh	Nov 2019	Dec 2025	Solar
Woodoak Drive Community Solar Farm CSG	Scale Sustainable I, LLC	Tusten, NY	3 GWh	Nov 2019	Dec 2025	Solar
Burritt Rd Community Solar Farm	Generate Capital	Parma, NY	3 GWh	Jan 2020	Dec 2025	Solar
CMR Solar LLC	CMR Solar, LLC	Pine Bush, NY	3 GWh	Apr 2019	Dec 2025	Solar
Telegraph Rd #1 Community Solar Farm	Generate Capital	Pike, NY	6 GWh	Nov 2021	Dec 2025	Solar
Telegraph Rd #2 Community Solar Farm	Generate Capital	Pike, NY	3 GWh	Nov 2021	Dec 2025	Solar
Route 19 #1 Community Solar Farm	Generate Capital	Pike, NY	4 GWh	May 2022	Dec 2025	Solar
Route 19 #2 Community Solar Farm	Generate Capital	Pike, NY	9 GWh	May 2022	Dec 2025	Solar
Frey Rd #1 Community Solar Farm	KSI II Consolidated, LLC	Macedon, NY	2 GWh	Nov 2020	Dec 2025	Solar
County Route 11 Community Solar Farm	KSI II Consolidated, LLC	Mooers, NY	6 GWh	Nov 2020	Dec 2025	Solar
Furnace Rd Community Solar Farm	KSI II Consolidated, LLC	Ontario, NY	4 GWh	Nov 2020	Dec 2025	Solar
Yellow Mills Rd #1 Community Solar Farm	Generate Capital	Farmington, NY	3 GWh	Nov 2022	Dec 2025	Solar
Yellow Mills Rd #2 Community Solar Farm	Generate Capital	Farmington, NY	3 GWh	Nov 2022	Dec 2025	Solar
Yellow Mills Rd #3 Community Solar Farm	Generate Capital	Farmington, NY	3 GWh	Nov 2022	Dec 2025	Solar
State Route 64N Community Solar Farm	Bullrock-NxtGenREA	East Bloomfield, NY	870 MWh	Mar 2025	Dec 2025	Solar
Frey Rd #2 Community Solar Farm	KSI II Consolidated, LLC	Macedon, NY	2 GWh	Nov 2020	Dec 2025	Solar
Route 5 & 20 Community Solar Farm	Bullrock-NxtGenREA	E Bloomfield, NY	2 GWh	Mar 2025	Dec 2025	Solar
Route 22 Community Solar Farm CSG	KSI II Consolidated, LLC	Plattsburgh, NY	6 GWh	Sep 2021	Dec 2025	Solar
Villa Roma Rd #1	Generate Capital	Delaware, NY	3 GWh	Jan 2020	Dec 2025	Solar
Villa Roma Rd #2	Generate Capital	Delaware, NY	3 GWh	Jan 2020	Dec 2025	Solar
Villa Roma Rd #3 CSG	Scale Sustainable I, LLC	Delaware, NY	2 GWh	Nov 2019	Dec 2025	Solar
Villa Roma Rd #4 CSG	Scale Sustainable I, LLC	Delaware, NY	2 GWh	Nov 2019	Dec 2025	Solar
Boas Rd #1 Community Solar Farm	Altus Power America Management, LLC	Mooers, NY	3 GWh	Jul 2019	Dec 2025	Solar
Boas Rd #2 Community Solar Farm	Altus Power America Management, LLC	Mooers, NY	3 GWh	Jul 2019	Dec 2025	Solar
Boas Rd #3 Community Solar Farm	Altus Power America Management, LLC	Mooers, NY	3 GWh	Jul 2019	Dec 2025	Solar
Boas Rd #4 Community Solar Farm	Generate Capital	Mooers, NY	3 GWh	Jan 2020	Dec 2025	Solar
Kearsarge Johnstown 1 CSG	Kearsarge Johnstown 1 LLC	Johnstown, NY	2 GWh	Nov 2018	Dec 2025	Solar
Kearsarge Johnstown 2 CSG	Kearsarge Johnstown 2 LLC	Johnstown, NY	3 GWh	Nov 2018	Dec 2025	Solar
ATT Jericho	Bloom Energy	Huntington, NY	8 GWh	Feb 2017	Dec 2025	Natural Gas
MER Queens	Bloom Energy	Elmhurst, NY	10 GWh	Feb 2017	Dec 2025	Natural Gas
Route 14A CDG Solar North and South LLC	Route 14A CDG Solar North and South, LLC	Geneva, NY	6 GWh	Nov 2018	Dec 2025	Solar
Newfield Community Solar LLC	Newfield Solar LLC	Newfield, NY	8 GWh	Dec 2018	Dec 2025	Solar
Montefiore Mount Vernon Hospital	Montefiore Mount Vernon Hospital	Mount Vernon, NY	14 MWh	Dec 1975	Dec 2025	Distillate Fuel Oil
CBP Solar	Powerflex	Buchanan, NY	2 GWh	Nov 2018	Dec 2025	Solar
Kinder Morgan Fordham	Powerflex	Staten Island, NY	4 GWh	May 2018	Dec 2025	Solar
Rockland Bakery Inc.	Rockland Bakery Inc.	Nanuet, NY	22 MWh	Dec 1995	Dec 2025	Natural Gas : 93.4% Distillate Fuel Oil : 6.6%
Steel Sun 2: 2303-III-9 Hamburg Tpke	CleanCapital Holdings	Lackawanna, NY	3 GWh	Apr 2019	Dec 2025	Solar
Steel Sun 2: 2303-III-4 Hamburg Tpke	CleanCapital Holdings	Lackawanna, NY	3 GWh	Apr 2019	Dec 2025	Solar
Steel Sun 2: 2303-III-2 Hamburg Tpke	CleanCapital Holdings	Lackawanna, NY	3 GWh	Apr 2019	Dec 2025	Solar
Homer Street West	CleanCapital Holdings	Olean, NY	2 GWh	Apr 2019	Dec 2025	Solar
Homer Street East	CleanCapital Holdings	Olean, NY	2 GWh	Apr 2019	Dec 2025	Solar
West Valley West	BQ Energy LLC	West Valley, NY	8 GWh	Nov 2022	Dec 2025	Solar
West Valley East	BQ Energy LLC	West Valley, NY	8 GWh	Nov 2022	Dec 2025	Solar
Greenville CSG	Altus Power America Management, LLC	Port Jervis, NY	3 GWh	Jul 2019	Dec 2025	Solar
Chester CSG	Altus Power America Management, LLC	Chester, NY	3 GWh	Jun 2019	Dec 2025	Solar
Sugarhill Road - Solitude Solar CSG	Standard Solar	Rexford, NY	8 GWh	Aug 2019	Dec 2025	Solar
RIT Henrietta Solar 1, LLC	SolRiver Capital LLC	Rochester, NY	2 GWh	Nov 2018	Dec 2025	Solar
Hickory Grove #1	Altus Power America Management, LLC	Horseheads, NY	11 GWh	Nov 2020	Dec 2025	Solar
Podunk Road CSG	Altus Power America Management, LLC	Enfield, NY	3 GWh	Jan 2019	Dec 2025	Solar
Garnet Solar (NY)	Onsite Partners, LLC	Johnsburg, NY	3 GWh	May 2018	Dec 2025	Solar
Chambers Road Solar	Altus Power America Management, LLC	Big Flats, NY	6 GWh	Nov 2020	Dec 2025	Solar
25 Ashdown Road Solar, LLC	AES Distributed Energy	Clifton Park, NY	3 GWh	Nov 2019	Dec 2025	Solar
Finchville Solar, LLC Hybrid CSG	AES Distributed Energy	Mt. Hope, NY	4 GWh	Sep 2020	Dec 2025	Solar
RT 52 Walden Solar 1, LLC Hybrid	AES Distributed Energy	Montgomery, NY	5 GWh	Nov 2019	Dec 2025	Solar
Ransomville Solar 1, LLC	AES Distributed Energy	Ransomville, NY	6 GWh	Nov 2019	Dec 2025	Solar
Johnstown Solar 1, LLC	AES Distributed Energy	Gloversville, NY	5 GWh	Nov 2019	Dec 2025	Solar
Hollygrove CSG	Nautilus Solar Solutions	Red Creek, NY	3 GWh	Nov 2018	Dec 2025	Solar
Guildlerland CSG	Nautilus Solar Solutions	Guilderland, NY	3 GWh	Nov 2018	Dec 2025	Solar
Howland CSG	Nautilus Solar Solutions	Sandy Creek, NY	3 GWh	Nov 2018	Dec 2025	Solar
Gifford CSG	Nautilus Solar Solutions	Schenectady, NY	3 GWh	Nov 2018	Dec 2025	Solar
Czub CSG	Nautilus Solar Solutions	Schagticoke, NY	3 GWh	Nov 2018	Dec 2025	Solar
Mereand CSG	Nautilus Solar Solutions	Watertown, NY	3 GWh	Nov 2018	Dec 2025	Solar
Aegis CSG	Nautilus Solar Solutions	Canadaigua, NY	3 GWh	Nov 2018	Dec 2025	Solar
Pearl CSG	Nautilus Solar Solutions	Batavia, NY	3 GWh	Nov 2018	Dec 2025	Solar
Bethlehem Solar	Nautilus Solar Solutions	New Scotland, NY	3 GWh	May 2019	Dec 2025	Solar
Frog Hollow CSG	Nautilus Solar Solutions	Ellenville, NY	2 GWh	Sep 2019	Dec 2025	Solar
Dover CSG	Nautilus Solar Solutions	Dover Plains, NY	3 GWh	Aug 2019	Dec 2025	Solar
Howell CSG	Nautilus Solar Solutions	Middletown, NY	3 GWh	Jan 2020	Dec 2025	Solar
Strauss CSG	Nautilus Solar Solutions	Geneva, NY	3 GWh	Aug 2019	Dec 2025	Solar
Ellsworth I CSG	Nautilus Solar Solutions	Mechanicville, NY	4 GWh	Aug 2019	Dec 2025	Solar
Allis Medina Solar LLC CSG	AES Distributed Energy	Medina, NY	8 GWh	Jun 2020	Dec 2025	Solar
Beals Medina Solar LLC CSG	AES Distributed Energy	Medina, NY	5 GWh	Apr 2020	Dec 2025	Solar
AES Tonawanda Solar LLC	AES Distributed Energy	Tonawanda, NY	3 GWh	Dec 2019	Dec 2025	Solar
NY 26 Carthage CSG	Standard Solar	Carthage, NY	7 GWh	Feb 2020	Dec 2025	Solar
Knaggs Brothers Farm	Dynamic Energy Holdings LLC	Altamont, NY	7 GWh	Nov 2018	Dec 2025	Solar
Kings Plaza Total Energy Plant (TEP)	Veolia North America	Brooklyn, NY	22 GWh	Aug 2007	Dec 2025	Natural Gas

Surrounding Balancing Authorities

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#61	Alcoa Power Generating, Inc. - Yadkin Division	442.5 GWh	4
#24	Dominion Energy South Carolina, Inc.	25.3 TWh	83
#13	Duke Energy Carolinas	112.6 TWh	577
#17	Duke Energy Progress East	64.5 TWh	565
#50	Duke Energy Progress West	4.5 TWh	15
#15	ISO New England	111.1 TWh	1,629
#23	Louisville Gas and Electric Company and Kentucky Utilities Company	33.9 TWh	25
#1	PJM Interconnection, LLC	882.8 TWh	2,652
#31	South Carolina Public Service Authority	18.5 TWh	35
#59	Southeastern Power Administration	1.3 TWh	11

Balancing Authorities with Similar Net Generation

Rank	Balancing Authority	Annual Net Generation	# Power Plants
#6	Southern Company Services, Inc. - Trans	253.5 TWh	422
#7	California Independent System Operator	169.4 TWh	2,135
#9	Tennessee Valley Authority	163.4 TWh	207
#10	Florida Power & Light Co.	152.2 TWh	187
#12	New York Independent System Operator	134.3 TWh	1,299
#13	Duke Energy Carolinas	112.6 TWh	577
#15	ISO New England	111.1 TWh	1,629
#16	Bonneville Power Administration	91.6 TWh	167
#17	Duke Energy Progress East	64.5 TWh	565
#18	PacifiCorp East	60.9 TWh	222