HEET Maps

Massachusetts Gas Leaks Map
April 2022

Explore the locations of gas leaks near you and the emissions they are responsible for. Every year we create this map detailing the state of all reported gas leaks in the distribution system across the state. See if you can find the oldest leak.

Massachusetts Gas Pipe Replacement Map
April 2022

Explore the locations of upcoming pipe replacement projects – part of a $40 billion project you’ve probably never heard of. This is a first of its kind statewide map visualizing the scale and costs of this project.