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WPD | VRP | APS Cholla Power Plant

VRP Site

APS Cholla Power Plant

Revised On: Nov. 15, 2023 - 4:00 p.m.

Location: 

  • 4801 Cholla Lake Road, Joseph City, Arizona

Acceptance Into Voluntary Remediation Program (VRP):

  • Jan. 28, 1998

Contaminants of Concern (COCs):

  • Tetrachloroethylene (PCE)
  • Trichloroethylene (TCE)

Affected Media:

  • Soil
  • Groundwater

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

For Groundwater | If you are connected to a Public Water System (PWS) there is little to no risk of impact from exceedances because the water is filtered through the PWS for residential and business use | View Drinking Water Notices >

If you have a private well in the vicinity of the exceedance, we encourage you to test the well water

Not sure what to test for? | Learn More >

Site Summary:

  • Groundwater contamination is characterized and does not extend off-site
  • Groundwater is monitored and sampled semi-annually in February and August
  • Groundwater monitoring reports submitted after semi-annual events
  • Fall 2022 Groundwater Monitoring Report reviewed March 2023

Project Manager
P: 602-771-4847
Email >

VRP Unit Manager
P: 602-771-1612
Email >