More on their web site:
https://www.blm.gov/node/12153
Expand the section that covers wherever area you were thinking of going to. The Gila district (down around Tucson somewhere,) rescinded their fire order. Everywhere else seems to still have it in place. Call the district office of whatever area to verify.
edit: you did say Maricopa. The Phoenix office / district seems to still have restrictions in place:
No discharging a firearm (no target shooting or other shooting) outside of taking game in accordance with Arizona hunting laws in hunting season.