Gas Leaks

Wellesley has more than 200 active gas leaks, most made up of methane, that are dangerous to our health and our environment. The NRC is studying these leaks to help inform residents and expedite repairs on leaks that are harming trees or other vegetation. 

If you smell gas in Wellesley, call National Grid at 800-233-5325 or call 911! 

Click here for a Complete Description on what the NRC has been doing to address this critical issue in our community. 

Helpful Resources

Maps of Documented Gas Leaks

  1. Gas Leaks Reported by National Grid as of 2020 and Leaks of Significant Environmental Impact
  2. Gas Leaks Reported by National Grid as of 2018 and Leaks of Significant Environmental Impact
  3. Gas Leaks reported by National Grid as of 2017 and leak data from 2017 independent study

Presentations

  1. Slide presentation by Dr. Nathan Phillips, Boston University (PDF)
  2. Slide presentation by Audrey Schulman, HEET (PDF)
  3. Slide presentation by Sue Fleck, National Grid (PDF)
  4. Slide presentation by Jack Morgan on behalf of the Board of Selectmen (PDF)
  5. Slide presentation by Dr. Regina LaRocque, Mass General Hospital (PDF)

Legislative Testimony

  1. NRC comments on Gas Leaks to Mass Dept. of Public Utilities
  2. NRC Testimony on Gas Leaks to the Joint Committee on Telecommunications, Utilities, and Energy (PDF)

Educational Resources

  1. Fact Sheet on Gas Leaks (PDF)
  2. Gas Leaks Kill Trees (PDF)
  3. Compendium of Scientific, Medical, and Media Findings Demonstrating Risks and Harms of Fracking (PDF)
  4. Greater Boston Physicians for Social Responsibility Press Release 3/12/18 (PDF)

Video of Gas Leaks Public Forum

Gas Leaks Public Forum - March 2017