We've made some changes to EPA.gov. If the information you are looking for is not here, you may be able to find it on the EPA Web Archive or the January 19, 2017 Web Snapshot.

EPA's website will operate in a diminished capacity on Saturday Feb 17, 2018 from 8:00 a.m. to noon EST for routine maintenance. Some services, such as search, may be temporarily unavailable for brief periods during this time. We apologize for any inconvenience.

Underground Storage Tanks (USTs)

Managing Your USTs in Indian Country

Owners and operators of underground storage tanks (USTs) on tribal lands must comply with federal UST regulations. EPA revised the UST regulations in 2015 and developed a series of compliance assistance brochures that help UST owners and operators in Indian country comply.