- Arkansas River and Haikey Creek Bacteria TMDLs – 2008
- Arkansas River and Verdigris River Area – Bacteria and Turbidity TMDLs 2012
- Bird Creek Bacteria TMDLs – 2010
- Caney River Watershed Bacteria and Turbidity TMDLs – 2010
- Copan Lake – Claremore Lake TMDLs – 2014
- Dog Creek and Cat Creek TMDLs for Dissolved Oxygen – 2002
- Eucha – Spavinaw TMDLs – 2009
- Lower Neosho Basin Bacteria and Turbidity TMDLs – 2014
- Lower Bird Creek Watershed Bacteria TMDLs – 2011
- Neosho River Basin Bacteria TMDLs – 2008
- Verdigris River – Neosho River Bacteria and Turbidity TMDLs – 2012
Completed TMDLS
EPA approved TMDL Reports for the State of Oklahoma are provided in the menu below the Water Quality Planning Basin Map. Click the appropriate Planning Basin number in the menu to view completed TMDLs in the associated geographic area.
EPA Approved TMDL Reports by Planning Basin
- Carl Blackwell Lake and Lake Humphreys Chlorophyll-a TMDLs – 2016
- Crowder Lake TMDLs for Chlorophyll-a – 2023
- Fort Cobb Lake and Watershed Nutrient TMDLs – 2006
- Lake Lawtonka – Waurika Lake – Lake Ellsworth Chlorophyll-a TMDLs – 2013
- Lower Red River Area Bacteria TMDLs – 2007
- Red River Bacteria and Turbidity TMDLs – 2012
- Red River Bacteria and Turbidity TMDLs – 2010
- Red River Bacteria and Turbidity TMDLs – 2018
- Rocky Lake and Tom Steed Lake Chlorophyll-a TMDLs – 2011
- Rush Creek Minerals TMDLs – 2013
- Upper Red River Area Bacteria TMDLs – 2008
- Washita River Bacteria TMDLs – 2012
- Washita River Bacteria TMDLs – 2007
- Washita River Bacteria and Turbidity TMDLs – 2010 (2021 Revision)
- Canadian River Area Bacteria TMDLs – 2008
- Lake Thunderbird Nutrient, Turbidity, and Dissolved Oxygen TMDLs – 2013
- Lower Deep Fork of the Canadian River Area Bacteria and Turbidity TMDLs – 2011
- Lower North Canadian River Area Bacteria and Turbidity TMDLs – 2011
- Lower North Canadian and Deep Fork Area Bacteria and Turbidity TMDLs – 2014
- North Canadian River Area Bacteria TMDLs – 2010
- Upper Canadian River Area Bacteria TMDLs – 2007
- Upper Deep Fork Area Bacteria and Turbidity TMDLs – 2011
- Arkansas River and North Canadian River Area Bacteria and Turbidity TMDLs – 2014
- Black Bear Creek Turbidity TMDLs – 2010
- Carl Blackwell Lake and Lake Humphreys Chlorophyll-a TMDL – 2016
- Cimarron River Area Bacteria and Turbidity TMDLs – 2012
- Guthrie Lake and Liberty Lake Chlorophyll-a TMDLs – 2012
- Middle Cimarron River Area Bacteria and Turbidity TMDLs – 2011
- Salt Creek and Sand Creek Area Bacteria TMDLs – 2009
- Salt Creek Area Turbidity TMDLs – 2010
- Salt Fork of the Arkansas River Area Bacteria and Turbidity TMDLs – 2011
- Skeleton Creek – Lower Cimarron River Area Bacteria TMDLs – 2009
- Skeleton Creek – Lower Cimarron River Area Turbidity TMDLs – 2010
- Turkey Creek Watershed Bacteria, Turbidity, and Dissolved Oxygen TMDLs – 2006
- Upper Cimarron River Area Bacteria TMDLs – 2011
Contact Watershed Planning
Last Modified on
Dec 03, 2025
