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.

Water Quality Planning Basin Map

 

EPA Approved TMDL Reports by Planning Basin

Basin 1 - Middle Arkansas-Verdigris-Neosho

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

Basin 2 - Lower Arkansas

Lower Arkansas River Bacteria and Turbidity TMDLs – 2014

Sans Bois Creek Area Bacteria TMDLs – 2008

Basin 3 - Washita-Upper Red

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)

Basin 4 - Lower Red

Boggy Creek Area Bacteria TMDLs – 2007

Little River Area Bacteria TMDLs – 2007

Lower Red River and Little River Area Bacteria and Turbidity TMDLs – 2014

Muddy Boggy Creek Area Bacteria and Turbidity TMDLs – 2012

Sulphur Creek Turbidity TMDLs – 2010

Basin 5 - Canadian-North Canadian-Deep Fork

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

Basin 6 - Cimarron-Upper Arkansas

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

Basin 7 - Beaver-Upper Cimarron

Arkansas River and North Canadian River Area Bacteria and Turbidity TMDLs – 2014

Beaver River Watershed Bacteria and Turbidity TMDLs – 2010

Beaver River Watershed Minerals TMDLs – 2014

Upper Cimarron River Area Bacteria TMDLs – 2011

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