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Illinois Environmental Protection Agency
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      • Water Quality
        • Watershed Management
          • Total Maximum Daily Loads

TMDLs

Page Content
  • Pie shaped collage of TMDL related images Upcoming public meetings and hearings
  • High Priority TMDLs - Atrazine and Simazine Impairment
  • What is a TMDL
  • The TMDL Process
  • 303d List
  • Impaired and TMDL Water Maps
    • 2016
    • 2014
    • 2012
  • TMDL NPDES Wasteload Allocations (9/19/2019)
  • Updated TMDL Status - Segments and Impairments
  • TMDL Reports
  • Implementation Projects in TMDL Watersheds
  • TMDL Aerial Assessments
  • TMDL Brochure
  • Resource Management Mapping Service (Interactive Map) (*The RMMS site is optimized for Chrome.
    Some features may not work in other browsers.)  
  • Long-Term Vision for Assessment, Restoration, and Protection under the Clean Water Act Section 303(d) Program (The Vision)
  • Contact Us

Links to More Information

  • US EPA TMDL Program
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  • Guidance for Submittal of Surface Water Data
  • Total Maximum Daily LoadsCurrently selected
    • 303(d) List
    • Contact Us
    • Reports
    • What is a TMDL
    • Process
    • Atrazine Simazine
    • Aerial Assessments
    • Implementation Projects

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  • Notificación Sobre Actos Discriminatorios

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    P.O. Box 19276
    Springfield, IL 62794-9276
      (217) 782-3397

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