Not certain why, but the US Bureau of Alcohol, Tobacco, FIrearms, and Explosives is a conditional user of the Regional Wireless Cooperative in Maricopa County, Arizona. While they are not COOP members, they are using RWC for daily ops.
Look about halfway down the webpage for this:
"Conditional Participants
Federal Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF)
Conditional Participants utilize the RWC system for day-to-day operations, but are not part of the governing Board (RWC Governance Section 2.1.3)"
Regional Wireless Cooperative (RWC)
rwcaz.org
Look about halfway down the webpage for this:
"Conditional Participants
Federal Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF)
Conditional Participants utilize the RWC system for day-to-day operations, but are not part of the governing Board (RWC Governance Section 2.1.3)"