{"thcode":3,"term":{"code":48,"name":"aquifers","parent":525,"scope":"Bodies of rock that contain sufficient saturated permeable material to conduct ground water and to yield significant quantities of water to  wells and springs. [Glossary of Geology, 4th ed.]"},"uf":[],"bt":[{"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":[]}