Inter-Tribal Environmental Council

" protect the health of Native Americans, their natural resources, and their environment"
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The Assessment, TMDL Tracking, and ImplementatioN System (ATTAINS) contains information on water quality assessments, impaired waters, and total maximum daily loads (TMDLs), through data submitted by states under Clean Water Act sections 303(d) and 305(b). The mentors will consist of ATTAINS Tribal Pilot Project Participants which include:

Region 5

  • Fond du Lac Band of Lake Superior Chippewa

Region 6

  • Chickasaw Nation
  • Choctaw Nation
  • Citizen Potawatomi Nation
  • Delaware Nation
  • Kickapoo Tribe of Oklahoma
  • Otoe-Missouria Tribe
  • Pueblo of Tesuque
  • Pueblo de San Ildefonso
  • Sac and Fox Nation
  • Seneca-Cayuga Nation

Region 9

  • Hoopa Valley Tribe


ATTAINS Newsletter 2018

ATTAINS Newsletter 2019


Assessment and Total maximum Daily Load Tracking and Implementation Systems (ATTAINS)

About the Online ATTAINS Separate Impaired and Assessed Waters Reports

Determinations of Attainment, Failure to Attain and Reclassifications for the 2006 24-Hour PM Standards



 Kickapoo Tribe of Oklahoma                                      

 EPA Presentation April 2018

 Otoe-Missouria Tribe                                        

 Citizen Potawatomi Nation                       


 EPA ATTAINS Presentation 2019

Pueblo De San Ildefonso 


For more information about ATTAINS please visit the EPA website at:



ATTAINS contacts:

Jason White

Karen Dye

Jurene Collis