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Hillside Mine | WQARF Emergency Response Funded Site


Yavapai County


Located approximately 4.6 miles northwest of Bagdad, Ariz., with coordinates 34°38’1.2835”; 113°12’38.6069”

Contaminants of Concern (COCs):


Discovery Date: 

Aug. 31, 2017

Affected Media:

Surface water

Site Summary:

  • A historical and current copper mine adit discharge has impacted Boulder Creek.

Corrective Action:

  • ADEQ is conducting a remedial assessment of the site to determine the appropriate remedial method to stop the discharge.

Status Update

  • In June, access agreements were executed on three adjacent properties, and ADEQ has begun its assessment of the site.
  • In October 2018, ADEQ received the Assessment Report from the State's contractor.
  • In November 2018, ADEQ contractor begins remediation activities on the site.
  • March 2019, ADEQ contractor continues to conduct remediation activities on the site.