Dec 3, 2021, 3:16 pm

Arizona TRI Site Locations

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The Grand Canyon State

The Toxics Release Inventory (TRI) is a publicly available EPA database that contains information on toxic chemical releases and other waste management activities reported annually by certain covered industry groups as well as federal facilities. TRI reporters for all reporting years are provided in the file.

Please choose a Arizona county to view a list of TRI sites. If a Arizona county is not listed there are no TRI sites within the county.


  • Graham
    TRI (1)

  • Maricopa
    TRI (125)

  • Mohave
    TRI (6)

  • Navajo
    TRI (3)

  • Pima
    TRI (24)

  • Pinal
    TRI (18)

  • Santa Cruz
    TRI (2)

  • Yavapai
    TRI (8)

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