{"thcode":3,"term":{"code":912,"name":"rapids","parent":960,"scope":"Fast-flowing sections of a stream, often shallow and with exposed rock or boulders. [USGS Feature Class Definitions <http:\/\/geonames.usgs.gov\/domestic\/feature_class.htm>]"},"uf":[],"bt":[{"code":960,"name":"rivers","parent":1096,"scope":"Natural freshwater surface streams of considerable volume and a permanent or seasonal flow, moving in a definite channel toward a sea, lake, or another river; any large streams, or ones larger than brooks or creeks, such as the trunk stream and larger branches of a drainage system.  [Glossary of Geology, 4th ed.]"},{"code":1096,"name":"streams","parent":525,"scope":"Linear bodies of water flowing on the Earth's surface. [USGS Feature Class Definitions <http:\/\/geonames.usgs.gov\/domestic\/feature_class.htm>]"},{"code":525,"name":"hydrographic features","parent":1,"scope":"For natural bodies of water. For constructed waterways, reservoirs, and such, use 'hydrographic structures'."},{"code":1,"name":"Categories","parent":null,"scope":null}],"nt":[],"rt":[{"code":92,"name":"bars (physiographic)","parent":816,"scope":"Natural accumulations of sand, gravel, or other material forming an underwater or exposed embankment. [USGS Circ 1048]"}]}