A channel dug into an aquifer to reach groundwater
WELL
All of the land area that supplies water to a particular river system
WATERSHED
Boundary between the zone of aeration and zone of saturation in an aquifer
Watertable
Freshwater found on the Earth's surface
SURFACEWATER
Water that flows over land and collects in a stream or river
RUNOFF
A network of interconnected streams and rivers
RIVERSYSTEM
An area where surface water soaks into the ground and reaches an aquifer
RECHARGEZONE
Having spaces or pores that allow water and other substances to pass through
PERMEABLE
Not allowing water and other substances to pass through
IMPERMEABLE
Freshwater found below the Earth's surface
GROUNDWATER
Relatively pure water, with few dissolved salts
FRESHWATER
A sponge-like formation of rock, sand or gravel that holds water
AQUIFER