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PSEG Long Island

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Introduction to PSEG Long Island

PSEG Long Island is an electric utility that operates the electric transmission and distribution system of the Long Island Power Authority (LIPA), who is able to own generation assets. PSEG Long Island connects nearly 1.1 million customers to energy sources throughout Long Island and New York. 

LIPA acquired the electric transmission and distribution system of the Long Island Company in 1998As a result of LIPA Reform Act of 2013, LIPA utilizes a public-private partnership business model and contracts with PSEG Long Island to operate LIPA’s electric system under a 12-year contract. PSEG Long Island is a subsidiary of Public Service Enterprise Group Incorporated (PSEG). 

System Overview

PSEG Long Island serves approximately 1.1 million customers in Long Island. 

Customer Type  Customers   Load (MWh) 
Residential   1,015,686  9,075,572 
Commercial  117,786  8,439,895 
Total   1,135,477  18,554,344 


PSEG Long Island is deploying smart meters across its service territory to maximize customer benefits and operational savings. Between 2019 and 2022, PSEG Long Island will deploy approximately 1 million meters. To date, PSEG Long Island has installed approximately 667,000 smart meters. 

Approach to the Climate Act

PSEG Long Island’s vision is aligned with the Climate Act and is implementing innovative projects to better achieve its Utility 2.0 vision to be a customer-centric, innovative, and forward-looking utility that is dedicated to a clean, reliable, and resilient energy system. 

 PSEG Long Island aims to achieve this vision by empowering its customers through AMI, exploring new offerings, and evolving to become the utility of the future, including performing functions of the DSP. A key pathway to pursuing innovative projects is PSEG Long Island’s annual Utility 2.0 filing. See Relevant Filings section for more information. 

 Notable initiatives include: 

  • Customer experience initiatives including Next Generation Insights, Energy Concierge, and Customer Marketplace 
  • Innovative DER/EE offerings, including Super Savers, BTM Storage Program, and heat pump controls pilot 
  • Electric vehicle projects including Make-Ready Program and electric school bus V2G pilot 

Achievements and targets include: 

Available System Data

For currently accessible system data, see PSEG Long Island Hosting Capacity Maps web page. 

Relevant Filings

To access relevant filings, visit the NYS Department of Public Service Utility 2.0 & Energy Efficiency web page. 

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