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January Adit (Norton Mine) | VRP Site


Patagonia Mountains
Harshaw, AZ

Acceptance Into Voluntary Remediation Program (VRP):

November 21, 2014

Contaminants of Concern (COCs)

  • Metals

Affected Media

  • Soil
  • Surface Water 

What are My Health Risks?

For Soil | There is little to no health risk unless there is contact with skin or ingestion of contaminated soil

Site Summary

  • A tailing storage facility, underlain retention pond and active treatment water system is being constructed to address historical mine tailings and tailing seepage
  • APP and AZPDES permits have been issued in January 2018 by ADEQ
  • A Stormwater Pollution Prevention Plan is in place
  • In April 2019, South 32 submits a Remedial Action Work Plan to address the historic wetlands
  • In June 2019,  the VRP provided South32 with comments (following a 45 day public comment period) on the Remedial Action Work Plan
  • In October 2019, ADEQ approved the Remedial Action Work Plan
  • In April 2020, South32 submited a Background Study Work Plan 
  • Background Study Work Plan is approved by ADEQ in June 2020
  • A Background Study Report was submitted in the 4th quarter of 2021 and is under ADEQ review