Utilities

Massachusetts Utilities

In most cases, we only provide profiles for the largest five utilities with more than 100,000 total customers.

Restructuring

Schedule for Recurring Utility Proceedings

Ma 11804

Massachusetts Electric Co

Ownership TypeInvestor Owned
Balancing AuthorityISO New England Inc.
NERC Regional EntityNortheast Power Coordinating Council (NPCC)
Holding Company
Structure
Owns Generation
Owns Transmission
Share of Residential Customers in MA47%
Authorized Return On Equity
Return on Equity Source and Decision Date

Important Recurring Proceedings

Operational Data

Financial Data

Advanced Energy Metrics

Time Varying Rates

Ma 54913

NSTAR Electric Company

Ownership TypeInvestor Owned
Balancing AuthorityISO New England Inc.
NERC Regional EntityMidwest Reliability Organization (MRO)
Holding Company
Structure
Owns Generation
Owns Transmission
Share of Residential Customers in MA45%
Authorized Return On Equity
Return on Equity Source and Decision Date

Important Recurring Proceedings

Operational Data

Financial Data

Advanced Energy Metrics

Time Varying Rates

Ma 20455

Western Massachusetts Electric Company

Ownership TypeInvestor Owned
Balancing AuthorityISO New England Inc.
NERC Regional EntityNortheast Power Coordinating Council (NPCC)
Holding Company
Structure
Owns Generation
Owns Transmission
Share of Residential Customers in MA8%
Authorized Return On Equity
Return on Equity Source and Decision Date

Important Recurring Proceedings

Operational Data

Financial Data

Advanced Energy Metrics

Time Varying Rates

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