Category Archives: Groundwater

Pima County pressures state and federal regulators to reject Rosemont Mine


Pima County is advocating with federal officials to deny a key permit and other necessary approvals for construction of the proposed Rosemont Mine and is taking legal action to revoke the state’s issuance of a Clean Water Act (CWA) certification … Continue reading

Posted in Clean Water Act, General, Groundwater, Hudbay, water | 7 Comments

Pima County to challenge state’s water quality certification for Rosemont

Pima County (AZ) will challenge the Arizona Department of Environmental Quality’s decision last month to issue a Clean Water Act Section 401 Certification for Hudbay Mineral’s proposed Rosemont copper project. The Pima County Board of Supervisors voted 4-1 Tuesday to … Continue reading

Posted in Groundwater, Hudbay, water | 1 Comment

BLM warns Forest Service of Rosemont mine’s potential negative impact to Las Cienegas National Conservation Area

After years of standing quietly on the sideline in the tumultuous debate over the Rosemont copper project, the U.S. Bureau of Land Management has finally weighed in and expressed serious concerns over the proposed mine’s impact on the Las Cienegas … Continue reading

Posted in Clean Water Act, Endangered Species, Groundwater, water, Wildlife | 3 Comments

Rosemont mine opponents file lawsuit challenging key water permit needed to begin construction of copper project

Opponents of the proposed Rosemont copper mine Friday filed a lawsuit challenging the issuance of a key state water permit needed to begin construction of the open-pit copper mine in the Santa Rita Mountains southeast of Tucson. The lawsuit, filed … Continue reading

Posted in Groundwater | 4 Comments

Update: The pending Rosemont Aquifer Protection Permit (APP)

Contrary to Rosemont Copper’s misleading representations that it has “received” an aquifer protection permit for its proposed massive copper mine in the Santa Rita Mountain’s south of Tucson, below are a couple of update items related to this yet-to-be finalized … Continue reading

Posted in Groundwater | 2 Comments