COMMENT PERIOD ENDS | Proposed Renewal of AZPDES Permit (AZS000002) for the Pima County MS4

On Tuesday, Dec. 15, 2020, the public comment period ends for the proposed renewal of Arizona Pollutant Discharge Elimination System (AZPDES) permit (AZS000002) coverage to Pima County for their municipal separate storm sewer system (MS4). The public comment period began Nov. 16, 2020.

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