A county is the first-order subdivisions of each State and statistically equivalent entity, regardless of the local terminology (county, parish, borough, etc.). First-order...

The Geographic Names Information System (GNIS) is the Federal standard for geographic nomenclature. The U.S. Geological Survey developed the GNIS for the U.S. Board on...

This tabular data set contains estimated and measured data on the physical and chemical soil properties, soil interpretations, and static and dynamic metadata. The...