What tanks aren regulated by the UST Branch?
• A tank of any size used to store heating oil for on-site consumption and a primary use of heating • Any tank with less than a 110-gallon capacity • Any farm or residential motor fuel tank used for noncommercial purposes that is less than 1,100 gallons in capacity • A hazardous waste storage tank (not to be confused with USTs) • A septic tank • A pipeline facility • A tank in a basement or tunnel • An emergency overfill tank that is emptied within 24 hours • Flow-through process tanks • Field constructed tanks • Oil/water separator tanks • Hydrant systems at airports • Tanks of any kind which were emptied of product prior to Jan. 1, 1974 • Above-ground storage tanksIf the above kinds of tanks are not regulated by the UST Branch, are they regulated by someone else? Please refer to the Exempt Tanks Chart to see which division or branch may regulate these other tanks. What about hazardous substance USTs? Several hundred substances are designated as “hazardous” in Section 101(14) of the C
