U.S. Watersheds

The Watersheds layer contains an area database with nationwide boundaries of 2,252 U.S. watersheds. Watersheds are those land areas that catch rain or snow and drain to a specific marshes, streams, rivers, lakes, or to ground water. They are equivalent to the smallest level of USGS hydrologic units.

Available File Formats:

Available in Caliper CDF format for use with Maptitude and TransCAD. To learn about data availability in other GIS file formats, please contact a Caliper data expert today by emailing sales@caliper.com or by calling us at +1 617-527-4700.

Price: $195 Single User License*

To order or learn more, please contact a Caliper data expert today by emailing sales@caliper.com or by calling us at +1 617-527-4700.

Data Fields Included:

Hydrologic region
Hydrologic subregion
Hydrologic accounting units

*For use with a single copy of Caliper's Maptitude Mapping Software or TransCAD Transportation Planning Software