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

Location: 

• 998 W. Washington St., Tempe, Arizona
  
  

Acceptance Into Voluntary Remediation Program (VRP):

• Oct. 27, 1999
  
  

Contaminants of Concern (COCs):

• Chlorinated volatile organic compounds (VOCs)
  
  

Affected Media:

• Groundwater
  
  

What are My Health Risks:

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:

• Soil vapor extraction system was utilized for soil, and a No Further Action (NFA) determination for soil was issued in March 2014
• Groundwater characterized and delineated onsite; no offsite groundwater contamination identified
• Monitoring wells are sampled semi-annually
• Monitoring reports are submitted on an Annual basis
• In November 2020, a Data Gaps/Data Needs Work Plan was submitted
• In December 2020, ADEQ approved the Data Gaps/Data Needs Work Plan
• In November 2022, a Remedial Work Plan was submitted
• On March 14, 2023, a Revised In-Situ Remedial Work Plan was submitted
• On April 18, 2023, ADEQ preliminarily approved the Revised In-Situ Remedial Work Plan
• On May 12, 2023, the Revised In-Situ Remedial Work Plan was in public notice
• On July 5, 2023, VRP issued Final Approval of the Remedial Action Plan