Tribal UST and LUST Data and Where to Submit Notification Form EPA 7530-1 Electronically

EPA is making available data about underground storage tanks (UST) and leaking underground storage tanks (LUST) in Indian country. EPA will update these data in May and November.  We also provide regional contacts, if you have questions about the Indian country data. Email contact information is also provided where Tribal owners and operators and their representatives may submit Notification Form EPA 7530-1 electronically.     

You may need additional software to view some of the links on this page. See EPA’s Free Viewers and Readers page.

EPA Region 1- New England

EPA Region 2- Northeast and the Caribbean

  • Region 2 does not have site-specific information for facilities in Indian Country.
  • Nidal Azzam, Azzam.Nidal@epa.gov, 212-637-3748.

EPA Region 3- The Mid-Atlantic

  • Currently, Region 3 has no Tribal UST data to report.

EPA Region 4- Southeast

EPA Region 5- Midwest

EPA Region 6- Central South

EPA Region 7- Central Plains​​​​​​​​​​​​​​

EPA Region 8- Central Mountains​​​​​​​​​​​​​​​​​​​​​

EPA Region 9- West, Southwest and the Pacific Territories​​​​​​​​​​​​​​​​​​​​​

EPA Region 10- Pacific Northwest​​​​​​​​​​​​​​​​​​​​​

Underground Storage Tanks (USTs)

Contact Us About Underground Storage Tanks (USTs)
Contact Us About Underground Storage Tanks (USTs) to ask a question, provide feedback, or report a problem.
Last updated on May 29, 2026