Columbia Gas of Massachusetts
Appearance
Columbia Gas of Massachusetts, known as Bay State Gas before 2010, is a supplier of retail natural gas to over 300,000 customers in parts of Massachusetts surrounding Springfield, Brockton, and Lawrence. It is a subsidiary of NiSource. The company's operations in New Hampshire and Maine were sold to Unitil Corporation in 2008.
On September 13, 2018, they set a large part of their service area on fire in Lawrence, Andover and North Andover.
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