TMDLs Minnesota's TMDL prioritization framework 2022–2032 (wq-iw1-82) Minnesota's TMDL commitment list FY25–26 (wq-iw1-83) Reviewing total maximum daily load reports (wq-iw1-70) Margin of safety guidance (wq-iw1-57) Guidelines for reviewing TMDLs (U.S. EPA)TMDL support documents (U.S. EPA)Assessment and listingMinnesota's impaired waters listSurface water assessment grants (SWAG)Stormwater and impaired watersMinnesota Stormwater Manual: TMDL guidance related to MS4sWastewater and impaired waters River Eutrophication Standards: TMDL wasteload allocation guidance (wq-iw1-67) TMDL guidance: Interpreting WLAs for the development of WQBELs (wq-iw1-32) Water quality trading Water quality trading guidance (wq-gen1-15) Wastewater additional guidance and informationPhosphorus in wastewaterWater quality toolsWatershed Health Assessment Framework (Minnesota DNR)Water quality tools and models (BWSR)Scenario Application Manager (HSPF–SAM)ResourcesWater pollutantsIndex of biological integrity