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It is unclear which, if any, agency is actively investigating the allegations.
Opponents of the proposed Rosemont Mine have filed suit, seeking to overturn a state decision awarding a groundwater protection permit to mine…
Opponents of the proposed Rosemont Mine are 0 for 3 in trying to stop the state from issuing the mine a groundwater-protection permit.
Pima County won a new state permit that could help ring in a building boom on the northwest side.
PHOENIX - The Environmental Protection Agency and Arizona have a common goal of following the Clean Air Act, but federal officials should reco…
State lawmakers' attempts to force Pima County to turn over a sewer plant to Marana are getting more aggressive.