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Comment Period Date: Jul.10

COMMENT PERIOD ENDS | Notice of Draft RI Report for West Central Phoenix North Canal Plume WQARF Site

On July 10, 2017, the 60-day comment period will end for the draft remedial investigation (RI) and remedial objectives (ROs) reports for the West Central Phoenix (WCP) North Canal Plume (NCP) Water Quality Assurance Revolving Fund (WQARF) site in Phoenix. The public comment period began May 11, 2017.

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Comment Period Date: Jun.22

COMMENT PERIOD ENDS | Decision to Issue a Significant Amendment to an APP to Freeport-McMoRan Sierrita Inc.

On June 22, 2017, the public comment period will end for the decision to issue an significant amendment to an Aquifer Protection Permit to Freeport-McMoRan Sierrita Inc. The public comment period began May 17, 2017.

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Comment Period Date: Jun.21

COMMENT PERIOD ENDS | Revision to Arizona PM10 Infrastructure State Implementation Plan (SIP)

On June 21, 2017, the public comment period will end for the proposal to revise to issue the Arizona PM10  Infrastructure State Implementation Plan (SIP

PUBLIC NOTICE and PUBLIC HEARING | Revision to Arizona PM10 Infrastructure State Implementation Plan (SIP)

Arizona proposes to submit a revision to the Arizona SIP to satisfy infrastructure requirements under Clean Air Act § 110(a)(1) for the c National Ambient Air Quality Standards.

Comment Period Date: Jun.19

COMMENT PERIOD ENDS | Work Plan for ASARCO January Adit (Norton Mine) VRP Site

On June 19, 2017, the 45-day comment period will end for remedial actions to be conducted at the ASARCO January Adit (Norton Mine) VRP Site (VRP Site Code 505143-02). The Work Plan will address mine influenced water discharges from the January Mine Adit and seepage from historic tailing piles at the Trench Camp, Norton, and January Mine properties. The public comment period began May 5, 2017.

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Comment Period Date: Jun.17

COMMENT PERIOD ENDS | Decision to Issue a Significant Amendment to an APP to Silver Bell Mine

On June 17, 2017, the public comment period will end for the decision to issue an significant amendment to an Aquifer Protection Permit to Silver Bell Mine. The public comment period began May 18, 2017.

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Comment Period Date: Jun.16

COMMENT PERIOD ENDS | Proposed Leaking UST Case Closure for Case File 2314.01

On June 16, 2017, the public comment period ends for the proposed closure of leaking underground storage tank (LUST) for We Buy Scrap, LUST Case File 2314.01. The public comment period began May 16, 2017.

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Comment Period Date: Jun.14

COMMENT PERIOD ENDS | Proposed AZPDES MS4 General Permit Coverage to the City of Goodyear

On June 14, 2017, the public comment period will end for the proposed issuance of Arizona Pollutant Discharge Elimination System (AZPDES) Municipal Storm Sewer Systems (MS4) General Permit coverage to the City of Goodyear. The public comment period began May 15, 2017.

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Comment Period Date: Jun.12

COMMENT PERIOD ENDS | Decision to Issue an Indiviual APP to Santan Vista - Water Treatment Plant - Emergency Retention Basin

On June 12, 2017, the public comment period will end for the decision to issue an Individual Aquifer Protection Permit to Santan Vista - Water Treatment Plant - Emergency Retention Basin. The public comment period began May 12, 2017.

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Comment Period Date: Jun.11

COMMENT PERIOD ENDS | Proposed AZPDES MS4 General Permit Coverage to the City of Douglas

On June 11, 2017, the public comment period will end for the proposed issuance of Arizona Pollutant Discharge Elimination System (AZPDES) Municipal Storm Sewer Systems (MS4) General Permit coverage to the City of Douglas. The public comment period began May 12, 2017.

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