1
A geographical barrier, such as a ridge, hill, or mountain, separating one watershed land area from another
2
Pollutants introduced into surface water or groundwater that are without a specific source location
3
A single identifiable and localized source of water pollution, such as wastewater discharge into a stream
4
Water that collects in cracks and pores in underground soil and rock layers
5
Sinking of land surface due to underlying compression of Earth material as a result of the removal of groundwater
6
Rock or rocky material that water can flow through
7
contaminants in the environment
8
The top of the saturation zone, below which water fills all open spaces within the rock
9
An area of land where the surface water and groundwater drain into a particular body of water
10
An area of permeable rock underground that holds or transmits groundwater; pumps are used to retrieve water from these areas
