PUBLIC NOTICE | Preliminary Decision to Issue a Significant Amendment to an APP to ASARCO LLC Hayden Operations

Public Notice No. 20-43

Published in: Arizona Silver Belt on Wednesday, Feb. 3, 2021

Pursuant to Arizona Administrative Code, Title 18, Chapter 9, Article 1, the ADEQ Director intends to issue a significant amendment to an Aquifer Protection Permit (APP) to the following applicant:

Facility Name

ASARCO LLC – Hayden Operations

Permit Type

Individual Aquifer Protection Permit No. 100507; LTF No. 83923




The facility is located in Gila County, Arizona, occupying Parts of Sections 8-12, 14-16, 21-23, and 26-28, Township 5 South, Range 15 East of the Gila and Salt River Base Line and Meridian.

Review Documents

Original Published Public Notice | View/Print > 
Draft Permit | View >
Draft Executive Summary | View >

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

Public Comment Period 

Dates: Feb. 3, 2021 – March 4, 2021

Comments may be submitted as follows:

     By Email | Send Email > 
     By Mail (Must be postmarked or received by March 4, 2021):

       Vimal Chauhan
       Groundwater Section
       1110 W. Washington St., MC5415B-3
       Phoenix, AZ  85007