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Northeast Utilities (NYSE: NU), a Fortune 500 energy company based in Connecticut, operates New England’s largest energy delivery system. NU is committed to safety, reliability, environmental leadership and stewardship, and expanding energy options for its more than 2 million electricity and natural gas customers.

Information included on this page: Subsidiaries, Service Territories, Rates, and Generation.

Subsidiaries

Electric Operating Subsidiaries

Natural Gas Subsidiary

Subsidiary Support

  • Northeast Utilities Service Company (NUSCO) was created in 1966 to provide centralized administrative support to NU's subsidiaries.

Realty Subsidiaries

  • The Quinnehtuk Company (Massachusetts)
  • The Rocky River Realty Company (Connecticut)
  • Properties, Inc. (New Hampshire)
  • NorConn Properties, Inc. (Connecticut)

Service Territories, Transmission and Distribution

View Service Area Maps (958KB)

Electric

Operating Company Territory in Square Miles Communities Customers
CL&P 4,400 149 in CT 1,200,000
WMECO 1,500 59 in MA 200,000
PSNH 5,628 211 in NH 490,000
Total 11,345 419 in CT, MA and NH; includes city of Holyoke, MA, served by HWP 1,890,000

Type Quantity
Transmission Lines 3,140 circuit miles
Distribution Lines 32,802 pole miles
Transmission and Distribution Substations 513
Distribution Transformers 404,356

Natural Gas

Operating Company Territory in Square Miles Communities Customers
Yankee Gas 2,088 71 in CT 200,000

Type Quantity
Mains 3,085
Services 136,000
Propane Plants 5
Liquid Natural Gas 1*

*LNG storage facility scheduled to go into operation for the 2007-2008 heating season.

Rate Information

  • CL&P Electric Service
    Rate information for Connecticut Light & Power is available at the CL&P Web site.
  • WMECO Electric Service
    Rate information for Western Massachusetts Electric Company is available at the WMECO Web site.
  • PSNH Electric Service
    Rate information for Public Service Company of New Hampshire is available at the PSNH Web site.
  • Yankee Gas Services
    Rate information for Yankee Gas Services Company is available at the Yankee Gas Web site.

Generation

New Hampshire Region

Northeast Hydroelectric Stations

**  Combustion Turbine Stations

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