2. United States
  3. New York
  4. Suffolk County, NY

Summary of Electricity Activity in Suffolk County, NY

Summary of Suffolk County, NY Generation

Suffolk County, NY is ranked #126 out of 2,193 U.S. counties nationwide and #4 out of 59 New York counties in terms of total annual net electricity generation.

Annual Generation 9.4 TWh
Annual Consumption 95.2 M MMBtu
Last UpdateMay 2026
Power Plants69
Companies on File40

Map of Top Producing Plants in Suffolk County, NY

Register Now for Comprehensive Access

Subscribe now to access all power plant data, utility information, FERC EQR data, and more for Suffolk County, NY.

Create Your Account Today

Overall National Rank

#126 /2,193 U.S. Counties

In Net Annual Generation

Overall State Rank

#4 /59 New York Counties

In Net Annual Generation

Overall Annual Net Geneneration

9.4 TWh

Total Annual Fuel Consumption

95.2 M MMBtu

Electric Companies in Suffolk County, NY

40

Suffolk County, NY
Power Plants

69

Annual Net Generation From natural gas power

7.6 TWh

National Rank in Terms of natural gas Net Electricity Generation

#73 /927 U.S. Counties

State Rank in Terms of natural gas Net Electricity Generation

#2 /36 New York Counties

Monthly Net Generation for Suffolk County, NY

Download Generation

Monthly Plant Fuel Consumption for Suffolk County, NY

Download Fuel Consumption

Net Generation by Fuel Source

Net Generation by Fuel Source Breakdown

State RankNational RankGenerationFuel Consumption
All#4 / 59#126 / 21939.39 TWh95.15 M MMBtu
Natural Gas#2 / 36#73 / 9277.58 TWh76.80 M MMBtu
Residual Fuel Oil#1 / 7#2 / 48567.75 GWh6.02 M MMBtu
Wind#6 / 13#278 / 518507.21 GWh1.89 M MMBtu
Solar#3 / 57#308 / 1317233.39 GWh851.52 k MMBtu
NON-Biogenic Municipal Solid Waste#3 / 8#11 / 48203.96 GWh4.36 M MMBtu
Biogenic Municipal Solid Waste#3 / 8#11 / 48166.88 GWh3.57 M MMBtu
Kerosene#1 / 5#2 / 1867.08 GWh916.24 k MMBtu
Distillate Fuel Oil#4 / 18#36 / 74157.69 GWh739.33 k MMBtu
Gaseous Propane#1 / 1#4 / 10685.43 MWh12.54 k MMBtu

* Data is based on 12 months since May 2026.

Power Plants in Suffolk County, NY

PlantUtility NameGenerationConsumptionFuel Types
NorthportNational Grid Generation LLC4.6 TWh51.1 M MMBtu Natural Gas : 89.1% Residual Fuel Oil : 10.9%
Caithness Long Island Energy CenterCaithness Long Island, LLC2.3 TWh17.9 M MMBtu Natural Gas
South Fork WindOrsted Wind Power North America LLC507.2 GWh1.9 M MMBtu Wind
Port JeffersonNational Grid Generation LLC416.1 GWh5.0 M MMBtu Natural Gas : 81.7% Residual Fuel Oil : 17.1% Distillate Fuel Oil : 1.3%
Richard M FlynnNew York Power Authority346.5 GWh3.1 M MMBtu Natural Gas : 93.8% Distillate Fuel Oil : 6.2%
Stony Brook Cogen PlantNissequoque Cogen Partners284.6 GWh3.2 M MMBtu Natural Gas
Huntington Resource Recovery FacilityHuntington Resource Recovery198.0 GWh3.6 M MMBtu Non-biogenic Municipal Solid Waste : 54.8% Biogenic Municipal Solid Waste : 44.8%
Reworld Babylon IncReworld Babylon Inc122.6 GWh2.6 M MMBtu Non-biogenic Municipal Solid Waste : 54.5% Biogenic Municipal Solid Waste : 44.6% Distillate Fuel Oil : 0.9%
Pinelawn Power LLCPinelawn Power LLC93.5 GWh902.8 k MMBtu Natural Gas : 97.8% Kerosene : 2.2%
SWM Fuel CellYaphank Fuel Cell Park, LLC55.6 GWh503.8 k MMBtu Natural Gas
MacArthur Waste to Energy FacilityReworld MacArthur Renewable Energy52.4 GWh1.8 M MMBtu Non-biogenic Municipal Solid Waste : 54.6% Biogenic Municipal Solid Waste : 44.6% Natural Gas : 0.8%
Orbit Bloom Fuel CellDG Fuel Cell, LLC44.4 GWh296.4 k MMBtu Natural Gas
Shoreham Solar CommonsDuke Energy Renewables Services43.7 GWh165.3 k MMBtu Solar
Calverton Solar Energy CenterLI Solar Generation, LLC41.7 GWh150.2 k MMBtu Solar
BrentwoodNew York Power Authority41.3 GWh493.8 k MMBtu Natural Gas
HoltsvilleNational Grid Generation LLC38.7 GWh613.6 k MMBtu Kerosene
Long Island Solar Farm LLCLong Island Solar Farm LLC35.1 GWh134.3 k MMBtu Solar
Riverhead Solar FarmAES Distributed Energy33.4 GWh118.5 k MMBtu Solar
Edgewood Energy LLCMPH Cross Island Power32.1 GWh374.8 k MMBtu Natural Gas
Hawkeye Energy Greenport LLCHawkeye Energy Greenport LLC24.9 GWh268.4 k MMBtu Kerosene
Leavenworth Greenworks LLCAES Distributed Energy17.7 GWh63.0 k MMBtu Solar
Wading RiverNational Grid Generation LLC16.8 GWh263.9 k MMBtu Distillate Fuel Oil
SL BabylonSL Babylon, LLC14.1 GWh49.7 k MMBtu Solar
East HamptonNational Grid Generation LLC10.9 GWh154.4 k MMBtu Distillate Fuel Oil
ATT JerichoBloom Energy8.5 GWh66.3 k MMBtu Natural Gas
Sutter Greenworks LLCAES Distributed Energy8.3 GWh29.8 k MMBtu Solar
South Oaks HospitalSouth Oak Hospital7.1 GWh98.4 k MMBtu Natural Gas
CohalanCD US Solar MT1 LLC4.9 GWh17.2 k MMBtu Solar
CalvertonTerraform Arcadia4.4 GWh15.6 k MMBtu Solar
Deer ParkCD US Solar MT1 LLC3.5 GWh12.4 k MMBtu Solar
William Floyd School DistrictWilliam Floyd School District3.2 GWh13.2 k MMBtu Natural Gas : 95.0% Distillate Fuel Oil : 5.0%
Lincoln Ave Solar ProjectAgilitas Energy, Inc.3.0 GWh10.9 k MMBtu Solar
Blydenburgh Solar ProjectAgilitas Energy, Inc.2.8 GWh10.2 k MMBtu Solar
Kings Park Solar IIMadison Energy Investments LLC2.5 GWh9.1 k MMBtu Solar
Kings Park Solar IMadison Energy Investments LLC2.4 GWh8.8 k MMBtu Solar
DennisonCD US Solar MT1 LLC2.4 GWh8.5 k MMBtu Solar
Calabro Airport North Solar ProjectAgilitas Energy, Inc.2.4 GWh8.4 k MMBtu Solar
Calabro Airport South Solar ProjectAgilitas Energy, Inc.2.2 GWh7.9 k MMBtu Solar
Sterlington Greenworks LLCAES Distributed Energy2.1 GWh7.6 k MMBtu Solar
Holtsville Solar ProjectAgilitas Energy, Inc.2.0 GWh7.3 k MMBtu Solar
RiverheadCD US Solar MT1 LLC1.7 GWh6.2 k MMBtu Solar
Shoreham Energy LLCMPH Cross Island Power1.5 GWh16.2 k MMBtu Kerosene
Brookhaven Landfill Solar Farm 1Brookhaven 11.2 GWh4.1 k MMBtu Solar
North CountyCD US Solar MT1 LLC1.2 GWh4.1 k MMBtu Solar
ShorehamNational Grid Generation LLC1.0 GWh21.3 k MMBtu Distillate Fuel Oil
Brentwood SolarCD US Solar MT1 LLC687.0 MWh2.5 k MMBtu Solar
SoutholdNational Grid Generation LLC483.0 MWh15.5 k MMBtu Distillate Fuel Oil
South HamptonNational Grid Generation LLC181.0 MWh12.4 k MMBtu Distillate Fuel Oil
Fishers Island 1Connecticut Mun Elec Engy Coop129.0 MWh1.8 k MMBtu Distillate Fuel Oil
Holtsville Coast Solar ProjectCoast Energy Holdings, LLC17.0 MWh58 MMBtu Solar
Saint Catherine of Siena Medical CenterSaint Catherine of Siena Medical Center16.0 MWh330 MMBtu Distillate Fuel Oil
GreenportVillage of Greenport - (NY)11.0 MWh185 MMBtu Distillate Fuel Oil
Patchogue ESSAgilitas Energy, Inc.-43.0 MWh0 MMBtu No Information Available
East Hampton Energy Storage CenterEast Hampton Energy Storage Center, LLC-377.0 MWh0 MMBtu No Information Available
Montauk Energy Storage CenterMontauk Energy Storage Center, LLC-701.0 MWh0 MMBtu No Information Available
AES ThamesAES Thames LLC0.0 Wh0 MMBtu No Information Available
Brookhaven FacilityWEHRAN Energy Corporation0.0 Wh0 MMBtu No Information Available
Entenmanns Energy CenterPE Bay Shore LLC0.0 Wh0 MMBtu No Information Available
KCE NY 29, LLCKey Capture Energy0.0 Wh0 MMBtu No Information Available
KCE NY 30, LLCKey Capture Energy0.0 Wh0 MMBtu No Information Available
KCE NY 31, LLCKey Capture Energy0.0 Wh0 MMBtu No Information Available
Kearsarge SouthamptonKearsarge Southampton LLC0.0 Wh0 MMBtu No Information Available
Manorville IIAgilitas Energy, Inc.0.0 Wh0 MMBtu No Information Available
MontaukNational Grid Generation LLC0.0 Wh0 MMBtu No Information Available
NY CDG 009NY CDG 009 LLC0.0 Wh0 MMBtu No Information Available
Oak Tree Farm Dairy FacilityOak Tree Farm Dairy, Inc.0.0 Wh0 MMBtu No Information Available
Smithtown Energy Partners LPZapco Energy Tactics Corp0.0 Wh0 MMBtu No Information Available
Sunrise WindOrsted Wind Power North America LLC0.0 Wh0 MMBtu No Information Available
West BabylonNational Grid Generation LLC0.0 Wh0 MMBtu No Information Available
* Data is based on the last 12 months since May 2026.
View All Plants in New York

Electricity Generation for Neighboring Counties

National RankCountyNet Generation# Power Plants
#1019Bronx County456.6 GWh15
#761Capitol Planning Region853.4 GWh61
#209Greater Bridgeport Planning Region6.7 TWh10
#343Lower Connecticut River Valley Planning Region3.8 TWh16
#455Nassau County2.4 TWh24
#237Naugatuck Valley Planning Region5.9 TWh17
#355South Central Connecticut Planning Region3.6 TWh23
#36Southeastern Connecticut Planning Region18.1 TWh52
#1031Westchester County439.7 GWh32
#1267Western Connecticut Planning Region246.3 GWh15
* Net Generation data is based on the last 12 months since May 2026.

Electricity Generation for Cities Located in Suffolk County, NY

State RankCityNet Generation# Power Plants
#284Amityville, NY7.1 GWh1
#82Brentwood, NY74.1 GWh3
#396Brookhaven, NY1.2 GWh3
#71Calverton, NY107.7 GWh6
#331Central Islip, NY4.9 GWh1
#351Deer Park, NY3.5 GWh1
#23East Hampton, NY517.7 GWh3
#53East Northport, NY198.0 GWh2
#415Fishers Island, NY129.0 MWh2
#150Greenport, NY25.4 GWh3
#350Hauppauge, NY3.6 GWh3
#368Holbrook, NY3.0 GWh1
#34Holtsville, NY387.2 GWh4
#254Huntington, NY8.5 GWh1
#375Islandia, NY2.8 GWh1
#326Kings Park, NY4.9 GWh3
#127Manorville, NY35.1 GWh2
#361Mastic Beach, NY3.2 GWh1
#111Medford, NY44.4 GWh2
#8Northport, NY4.6 TWh1
#28Port Jefferson, NY416.1 GWh1
#392Riverhead, NY1.7 GWh1
#101Ronkonkoma, NY52.4 GWh1
#339Shirley, NY4.5 GWh2
#87Shoreham, NY61.9 GWh4
#422Smithtown, NY16.0 MWh1
#414Southampton, NY181.0 MWh2
#38Stony Brook, NY284.6 GWh1
#399Wading River, NY1.0 GWh1
#50West Babylon, NY230.2 GWh5
#12Yaphank, NY2.3 TWh2
* Net Generation data is based on the last 12 months since May 2026.