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Electric Transmission
Our electric transmission system — more than 4,000 miles of overhead and underground high-voltage wires and substations — plays an essential role in connecting customers across New England with reliable, affordable power.
The power grid is undergoing significant changes to achieve carbon reduction targets outlined in state and regional policies, and help us achieve our own goal to have carbon-neutral operations by 2030.
The power grid is the interconnected network that delivers electricity from where it’s generated to where it's consumed.
Power Grid 101: How Eversource’s electric transmission system delivers energy to your home
We continue to ensure the grid is ready to meet an increase in demand from electrification, while also making significant investments that enable our transmission system to integrate clean energy resources and better withstand the increasingly extreme weather events and other issues associated with climate change.
Investments in the power grid have three key benefits:
We invested approximately $1 billion in the electric transmission system in 2022. These investments have resulted in strong reliability and safety performance, improved resiliency, supported economic growth and enabled the integration of more renewable energy in New England.
Transmission rules
Transmission Interconnections
We're a recognized industry leader in transmission construction and operation that is committed to sustainability and environmental stewardship.
We can assist the transmission customer in obtaining use of our system, siting feasibility studies, requirements for access to facilities and more.