All work will take place within the National Grid Holtsville facility in Holtsville, NY.

Work at the National Grid Holtsville Facility will include:

• Survey of existing facility infrastructure.
• Upgrades to the compressor system.
• Power Distribution Center (PDC) upgrade.
• Upgrade of existing foundation heating system.
• Replacement of tank stairs.

We are making investments to reinforce operations within our Holtsville facility to ensure our customers receive safe and reliable energy service. This project will build a more reliable energy system by reinforcing operating procedures within the energy center.

Please check back as work hours are determined.

No. This work will be managed so that service interruption will not be an issue. 

No, all the work will take place within National Grid’s facility.

Please call our outreach phone line at (631) 612-9440 or email box.holtsville@nationalgrid.com to speak with a member of our outreach team. You can also check back on our project website for construction updates with information regarding work locations and timelines.