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NC DEQ »   About »   Divisions »   Water Resources »   Water Planning »   Modeling & Assessment »   Water Quality Data Assessment »   Integrated Report Files

Integrated Report Files

303(d)/TMDL Listserv: To receive important 303(d) or TMDL announcements send a blank email to denr.dwq.TMDL303d-subscribe@lists.ncmail.net then reply to the confirmation email you receive.

Integrated Report 303(d) 305(b) Files

2022

  • 2022 Final 303(d) List 
  • 2022 New 303(d) Listings
  • 2022 Delistings 

Supplemental 303(d) List Information

  • Notice for Public Comment (Closed February 28, 2022) 
  • Comments Received - Response to Comments
  • EPA Approval of the 2022 303(d) List Decision Document
  • 2022 303(d) Listing and Delisting Methodology (EMC Approved 5/13/2021)

Integrated Report

  • 2022 Final Integrated Report 
  • 2022 Integrated Report Data (upon request)

Third Party Data Submittals (Submittal window closed June 30, 2021)

  • Guidance
  • Data received from:
    • Charlotte Mecklenburg Stormwater Services (Tier 3)
    • UNC Institute of Marine Science (Tier 2/Tier 3)
    • NCSU Center for Applied Aquatic Ecology (Tier2/Tier3)
    • New River Conservancy (Tier 1/Tier2)

2020

  • 2020 Final 303(d) List

Supplemental 303(d) List Information

  • 2020 303(d) Listing and Delisting Methodology (EMC Approved 11/14/2019)
  • Notice for Public Comment (Closed April 2, 2021)
  • Comments Received 
  • Response to Comments
  • EPA Approval of the 2020 303(d) List Decision Document

Integrated Report

  • 2020 Final Integrated Report
  • 2020 Integrated Report Data
  • 2020 Integrated Report Map
  • 2020 Integrated Report Category Assignment Procedure 

2018

  • 2018 Final 303(d) List

Supplemental 303(d) List Information 

  • 2018 303(d) Listing and Delisting Methodology PDF | Word (EMC Approved 3/8/2018)
  • Notice for Public Comment (Closed 1/18/19)
  • Comments Received
  • Response to Comments
  • EPA Approval of the 2018 303(d) List

Integrated Report

  • 2018 Final Integrated Report
  • 2018 Integrated Report Data (.zip file) 
  • 2018 Online Integrated Report Map 
  • 2018 Integrated Report Category Assignment Procedure

 

2016

  • 2016 Final 303(d) List

Supplemental 303(d) List Information

  • 2016 303(d) Listing Methodology (EMC approved May 2015)
  • Modernizing Water Quality Assessment Method for Toxics
  • Public Comments Received
  • DWR Responses to Comments

EPA Approval

  • EPA Partial Approval of the NC 2016 303(d) List
  • EPA Public Notice: EPA Decision to Add 72 Waterbody-Pollutant Combinations to North Carolina's 2016 Section 303(d) List (12/15/16)
    • EMC comments on EPA Public Notice (2/14/17)
    • DWR comments on EPA Public Notice (2/15/17)

Integrated Report

  • 2016 Integrated Report
  • Online Integrated Report Map

2014

  • 2014 Final 303(d) List

Supplemental 303(d) List Information

  • 2014 303(d) Listing Methodology 
  • How to read the 303(d) list 
  • 303(d) List by County 
  • 303(d) List by Municipality
  • 2014 Category 5 Assessment Units GIS layer
  • Online Map 
  • Public Comments Received
  • DWR Responses to Comments
  • Comments from NC Environmental Management Commission to EPA  

EPA Approval

  • EPA Partial Approval of the NC 2014 303(d) List
  • EPA 2014 303(d) Final Action

Integrated Report

  • 2014 Integrated Report
  • Water Quality Assessment Process
  • How to Read the Integrated Report
  • Online Integrated Report Map

2012

  • 2012 Final 303(d) list
  • 2012 Integrated Report
  • 2012 Assessment Methodology
  • EPA Partial Approval of the NC 2012 303(d) List
  • GIS Layers:
    • Integrated Reporting Water Quality Ratings
    • Integrated Reporting Water Quality Assessments

2010

  • 2010 Final 303(d) list
  • 2010 Integrated Report
  • Assessment Methodology
  • Responsiveness Summaries
  • 2010 Integrated Report GIS layer (52 MB Zip file)
  • 2010 Integrated Reporting Category Definitions
  • EPA Approval of the 2010 303(d) List

2008

  • 2008 Final 303(d) list with IR category 4 waters (impaired waters list)
  • Assessment Methodology
  • Responsiveness Summaries
  • 2008 Integrated Reporting GIS Layer (46 MB)
  • EPA Approval of the 2008 303(d) List

2006

  • 2006 Final 303(d) list
  • 2006 Final Integrated Report
  • 2006 Draft Integrated Report GIS Layer(16MB)

2004

  • 2004 Final 303(d) list
  • 2004 Final Integrated Report

2002

  • 2002 Final 303(d) and 305(b) Integrated Report

2000

  • 2000 Final 303(d) list

1998

  • 1998 Final 303(d) list

 

Water Quality Data Assessment

  • Integrated Report Files

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