EPA

Water

Data from or assoisated tightly with the EPA.

Author

EPA and adjacent

Published

June 29, 2026

ecoregions

From https://www.cec.org/north-american-environmental-atlas/terrestrial-ecoregions-level-i/

Warning: attribute variables are assumed to be spatially constant throughout
all geometries
Warning: attribute variables are assumed to be spatially constant throughout
all geometries