Have you received a notification letter from the Massachusetts Department of Environmental Protection (MassDEP) warning you that you have underground storage tanks (USTs) that need to be removed? As of August 7, 2017, all underground single walled steel tanks in the state of Massachusetts must be removed, permanently closed-in-place, or placed out-of-service (then removed or permanently closed-in-place by July 1, 2018). At the time of the tank removal, environmental conditions must be assessed per state and federal regulations, since it is possible that contamination may exist in the area of the UST(s). In Massachusetts, tanks must be closed in accordance