Use this tool to download datasets necessary for HEC-HMS basin model development and semi-automated watershed delineation and initial parameter estimation (Curve Number, Snyder, Clark, Muskingum-Cunge, TR-55).
HMS-PrePro
Geo-NBS
Explore this web map to find multi-functional datasets associated with nature-based solutions (i.e., green infrastructure, low impact development, best management practices, sustainable development) for CONUS.