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Federal
Risk-based Decision Support Tool (DST) for TMDL analysis and Watershed Health assessment demonstration dataset (Upper Mississippi River Basin, Ohio River Basin, Maumee River Basin)
U.S. Environmental Protection Agency —
The data set is composed of inputs and outputs of the DST demonstration and application to risk-based TMDLs and water quality risk assessment in Midwest river basins... -
Federal
Impaired Water 303(d) Polygons, Arizona, 2004, Arizona Department of Environmental Quality
U.S. Environmental Protection Agency —
Arizona 303(d) waterbodies for 2004. These include lakes, reservoirs, ponds, etc. The 303(d) list is a related table to the feature class AZ_303d_04_area. Arizona's... -
Federal
Impaired Water 303(d) Lines, Arizona, 2004, Arizona Department of Environmental Quality
U.S. Environmental Protection Agency —
Arizona 303(d) waterbodies for 2004. These include rivers, streams, creeks, etc. The 303(d) list is a related table to the feature class AZ_303d_04_linear. Arizona's...