Search results for TMDL
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4 datasets for “TMDL”
- Data.gov Catalog
Nitrogen sources to and export from the Chesapeake Bay watershed, 1950 to 2050
U.S. Geological SurveyUpdated 8 Sept 2022
This U.S. Geological Survey data release contains datasets that combine past data with future projections of nitrogen …
- XML
- Data.gov Catalog
Hydrographic and Impairment Statistics Database: BEFR
National Park ServiceUpdated 29 Jun 2012
Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to …
- ZIP
- XML
- Data.gov Catalog
EPA Impaired Waters presence and causes for HUC12 watersheds across the Conterminous U.S.
U.S. Geological SurveyUpdated 2 Jul 2025
… EPA publicly available Assessment, Total Maximum Daily Load (TMDL) Tracking and Implementation System (ATTAINS) geospatial package and the …
- XML
- Data.gov Catalog
Nutrient Impaired 303(d) Streams for the Pacific Northwest
U.S. Geological SurveyUpdated 17 Nov 2020
… The law requires that these jurisdictions establish priority rankings for waters on the lists and develop TMDLs for …
- XML