NA News Columbia Gas Confirms They are Replacing Residential Gas Appliances October 8, 2018 Town of North Andover, MA Columbia Gas MA just made the following statement: “We support the recommendation to replace all residential gas appliances impacted on Sept. 13, and will continue to work with our communities in the Merrimack Valley to safely restore gas service.” Share this:TwitterFacebookPrintMoreLinkedInLike this:Like Loading...