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Public Notice
Waste Division

On June 20, 2022, the public comment period begins for the proposed closure for Leaking Underground Storage Tank (UST) Case No. 5437.01 for Shay Oil Company #6 located in Tacna, Arizona. The comment period ends July 20, 2022.

Public Notice Information

Facility Information:

Shay Oil Company #6
39880 East Highway 80
Tacna, Arizona 85352

Case File No.: 5437.01
Facility ID No.: 0-006804
Yuma County

Arizona regulations1 allow case closure on leaking UST sites with groundwater contamination at levels above the Arizona Aquifer Water Quality Standards (AWQS) or Tier 1 Corrective Action Standards if it can be demonstrated that there is no exposure risk to public health and any remaining contamination is attenuating. ADEQ evaluated site specific conditions and analytical data provided for this site. Based on this review, ADEQ has determined that the case meets the regulatory requirements for closure.

Review Documents

Original Published Public Notice | View/Print > 
Technical Support Document | View/Print >

You may also review the above documentation at the ADEQ Record Center | Learn How >

Public Comment Period

Dates: June 20, 2022 – July 20, 2022

Comments may be submitted as follows:

     By Email | Send Email >
     By Mail (Must be postmarked or received by July 20, 2022):

       Cheryl Nazareth Graves
       Waste Programs Division
       1110 W. Washington St.
       Phoenix, AZ  85007

If sufficient public interest is demonstrated during the public comment period, ADEQ may announce and hold a public meeting.

1Arizona Revised Statutes §49-1005(E) and Arizona Administrative Code R18-12-263.04