The groundwater resources of Jiangle county can be divided into four types, loose rocks type hole water; clastic rocks type hole water; carbonate type crevice limestone cave water and bedrock type crevice water. Rainfall is the main supply source of the groundwater in Jiangle county. The groundwater can be divided into mountain basin hydrology geologic area, karst hydrology geologic area, low hill hydrology geologic area, and middle low hill hydrology geologic area. There are two subterranean hot waters in Jiangle county. The countermeasures on the exploitation and protection of Jiangle county's groundwater resources are suggested.