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Department of Energy & Environment

Heat Emergency: A heat emergency is in effect for the District of Columbia.
Find information on cooling centers and libraries.

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MS4 Discharge Monitoring and Annual Reports

Thursday, January 2, 2020

Municipal Separate Storm Sewer System
NPDES Permit No. DC0000221

Attachment(s):

District of Columbia MS4 Administrative Order on Consent Annual Program Report – year 1

2019 MS4 Annual Report

2019 MS4 Annual Report- Attachment 4

2017 MS4 Annual Report

2017 MS4 Annual Report Attachments

2016 MS4 Annual Report

2015 Annual Report

2015 Annual Report Attachments

2016 Revised Stormwater Management Plan

2016 Revised Stormwater Management Plan Attachments

2014 MS4 Annual Report Addendum – Trash Monitoring

The 2014 Annual Report

The 2014 Annual Report Appendix

2013 Discharge Monitoring Report – Annual Report Addendum

2013 Discharge Monitoring Report – Appendices

2013 MS4 Annual Report

2012 MS4 Annual Report

2012 MS4 Annual Report - Appendices

2011 MS4 Annual Report

2010 MS4 Annual Report

2009 MS4 Annual Report

2008 MS4 Annual Report

2007 MS4 Annual Report

2006 MS4 Annual Report

2005 MS4 Annual Report

2004 MS4 Annual Report

2003 MS4 Annual Report

2002 MS4 Annual Report

2011 - Discharge Monitoring Report

2010 - Discharge Monitoring Report

2009 - Discharge Monitoring Report

2007 - Discharge Monitoring Report

2007 - Discharge Monitoring Report (addendum)

2006 - Discharge Monitoring Report

2005 - Discharge Monitoring Report

2004 - Discharge Monitoring Report

2003 - Discharge Monitoring Report

2002 - Discharge Monitoring Report

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RiverSmart programs offer incentives for reducing stormwater pollution.

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