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PUBLIC NOTICE | Preliminary Decision to Issue an APP for the ASARCO Mission Complex Impoundments in Pima County

Public Notice No. 20-56

Published in: Green Valley News and Sun on Sunday, April 4, 2021

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

Facility Name

ASARCO Mission Complex Impoundments

Permit Type

Individual Aquifer Protection Permit No. 513561, LTF 88154




The facility is located in Pima County, Arizona, in Sections 35 and 36 in Township 16S, Range 12E; Sections 31, 32, 33 and 34 in Township 16S, Range 13E; Sections 1 and 2 in Township17S, Range 12E; Sections 3, 4, 5, 6, 7, 8, 9, 10, and 15 in Township 17S, Range 13E, of the Gila and Salt River Baseline 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: April 4, 2021 – May 3, 2021

Comments may be submitted as follows:

     By Email | Send Email > 
     By Mail (Must be postmarked or received by May 3, 2021):

       Mike Chang
       Groundwater Section
       1110 W. Washington St., MC5415B-3
       Phoenix, AZ  85007