Natural Gas Service

Estimating heating cost
- NStar calculators for estimating heating + electricity bills and for estimating carbon footprint
- Heating Fuels Price Comparison
MA Executive Office of Energy and Environmental Affairs
- MA Dept of Public Utilities
  - Utility Statutes and Regulations
  - DPU contact information
- Natural Gas Utilities - Information about natural gas pricing, suppliers and safety
- How the Gas Distribution system works. The Lexington area is supplied by the Tennessee Gas Pipeline Co.
- Natural Gas - A Consumer Tip Sheet (MA Dept. of Energy Resources pamphlet)
- Your Rights - consumer rights pamphlet
Lexington Natural Gas service is provided by National Grid (formerly Keyspan, formerly Boston Gas).
- National Grid new service signup.
- National Grid customer support phone numbers:
  - For existing customers: 1-800-732-3400
  - For new installations: 1-877-696-4743
  - Gas emergencies: 1-800-233-5325
National Association of State Utility Consumer Advocates (NASUCA)
- Line Extensions for Natural Gas: Regulatory Considerations, by Ken Costello, Principal Researcher, National Regulatory Research Institute (Feb 2013)
Northeast Gas Association (NGA) - trade association
- Current Issues
- NGA 2012 Statistical Guide

Lexington Minuteman: Unrepaired gas leaks in Lexington identified, mapped, by Caitlyn Kelleher (Sept 8, 2015)
Chicago Tribune: Connecticut contemplates connecting more to gas, by John Kemp, Reuters (Oct 19, 2012)

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