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National Pollutant Discharge Elimination System (NPDES)
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Industrial and Commercial Facilities
Recent Additions

March 13, 2014

  • EPA’s Discharge Mapping Tool - The new Discharge Mapping Tool is designed to help you to determine the receiving waters to which you discharge, and to determine whether the waterbodies to which you discharge are considered "impaired" under Section 303(d) of the Clean Water Act.

March 06, 2014

January 07, 2014

December 02, 2013

  • 2013 Vessel General Permit (VGP) eNOI System - Under the 2013 VGP, all owner/operators are required to submit information electronically through the eNOI system unless they obtain a temporary waiver from electronic reporting.

November 26, 2013

October 31, 2013

September 30, 2013

  • Expiration of the 2008 Multi-Sector General Permit (MSGP) - The 2008 MSGP expired at midnight on September 29, 2013. A new permit to replace it has not been issued. Facilities that obtained coverage under the 2008 MSGP prior to its expiration are automatically granted an administrative continuance of permit coverage.
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Last updated on January 24, 2006 11:00 AM