Location: 

• 736 E. Missouri Avenue Phoenix, Arizona

Acceptance Into Voluntary Remediation Program (VRP):

• June 3, 2016

Contaminants of Concern (COCs):

• Tetrachloroethylene (PCE)

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:

• Site Characterization Work Plan has been approved in March 2018
• Sampling and Analysis Plan was submitted and approved by ADEQ in January 2020
• An updated Conceptual Site Model (CSM) report was submitted in December 2020
• A Pilot Scale Remedial Work Plan was submitted in March 2023
• The VRP approved an ISCO pilot test in April 2023
• A Monitored Natural Attenuation (MNA) Remedial Action Plan (the RAP) was submitted in April 2025
• The VRP requested revisions to the RAP in May 2025
• The Volunteer submitted a Revised RAP on June 12, 2025
• The VRP issued a Preliminary Approval of the RAP on June 16, 2025
• The MNA RAP was available for public comment from July 24, 2025, to Aug 25, 2025
• The VRP approved the MNA RAP on Oct. 17, 2025