Integrated Report Files

To receive important 303(d) or TMDL announcements, please go to the Modeling and Assessment homepage and fill out the listserv subscription form. Integrated Report 303(d) 305(b) Files

2024

Supplemental 303(d) List Information

Integrated Report

2022

Supplemental 303(d) List Information

Integrated Report

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

Supplemental 303(d) List Information

Integrated Report

2018

Supplemental 303(d) List Information 

Integrated Report

 

2016

Supplemental 303(d) List Information

EPA Approval

Integrated Report

2014

Supplemental 303(d) List Information

EPA Approval

Integrated Report

2012

2010

2008

2006

2004

2002

2000

1998