Arizona would be the fifth state to gain “primacy” over the permitting of wells used to inject carbon dioxide underground.

Arizona will regulate thousands of wells across the state used to inject water, chemicals, and possibly even carbon, into the ...

Arizona carbon injection wells oversight transferred to state control, officials celebrate while environmental groups fear ...

This landmark decision marks a major milestone for Arizona's energy sector ... With the state now in control of the permitting and oversight process for the UIC program, Desert Mountain Energy ...

the decision is likely to have only a minor impact on the EPA's current regulations, which require power plants, oil refineries and other large emissions sources to obtain permits and adopt ...

Desert Mountain Energy Corp. proudly joined leaders from across Arizona ... (EPA) Administrator Lee Zeldin formally approved the State of Arizona's application for primacy to oversee permitting ...