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Tier II Reports


“According to the Environmental Protection Agency, facilities covered by Emergency Planning and Community Right-to-Know Act (EPCRA) requirements must submit an Emergency and Hazardous Chemical Inventory Form to the Local Emergency Planning Committee (LEPC), the State Emergency Response Commission (SERC), and the local fire department annually.

These forms, known as Tier II reports in the state of Wyoming are kept on file in the Crook County Emergency Management Agency Office at 309 Cleveland St, (county courthouse) Emergency Management Office in Sundance, Wyoming and can be viewed between the normal working hours of 8am-5pm Monday through Friday.”

  • An alphabetical list of EHS (Extremely Hazardous Substances) and their TPQ's (Threshold Planning Quantities) as identified by EPA
  • EPA's "List of Lists