Shaping Long Island'senergy future, together.
LIPA's 2027 Integrated Resource Plan — developed by PSEG Long Island in collaboration with LIPA — is a 13-year strategy (2027–2039) to serve more than 1.2 million customers across Long Island and the Rockaways. The initial public comment period runs through June 30, 2026.
Plan at a glance
Customers Served
1.2M
Planning Horizon (2027–2039)
13yr
Initial Comment Deadline
Jun 30
Public engagement is live — comment session dates will be announced soon.
A roadmap for reliable, affordable, and increasingly clean energy.
The 2027 IRP defines how Long Island will keep the lights on through the next two decades.
Reliable
Maintain dependable service across the system, with the resources to meet peak demand.
Affordable
Keep costs reasonable for customers while planning for long-term value.
Increasingly Clean
Advance toward New York's climate goals through a measured, achievable transition.
From draft scope to adopted plan.
The IRP follows a multi-phase process. Public input shapes each step.
- 01
May 20 – Jun 30, 2026
Scoping & Public Comments
IRP kickoff at the Board, study objectives defined, public comment opens.
- 02
Jul 2026 – Mar 2027
Modeling & Draft Plan
Load forecasts, scenario modeling, preferred resource strategies.
- 03
Apr – May 2027
Public Review & Comment
Draft IRP released for a second round of public comment.
- 04
June 2027
Final IRP Adoption
Feedback incorporated, final report presented for Board approval.
Four scenarios will inform decision-making.
The IRP will evaluate distinct futures across cost, reliability, and emissions outcomes.
Existing Trajectory
No new additions beyond committed resources; identifies the timing of reliability gaps.
Clean Resources
Emphasizes renewables, storage, and demand-side reductions to meet future needs.
Least Cost
Prioritizes economic efficiency across all available resource options.
Hybrid Approach
Combines clean energy expansion with selective new dispatchable generation.
Three ways to engage with the 2027 IRP process.
Read the documents shaping the plan.
Public-facing materials are organized for review. Start with the Fact Sheet for an overview, then explore the Board Presentation and Scope of Work.
View all downloadsQuick links to major sections.
Help shape Long Island's energy future.
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