This printable crossword puzzle on the topic of Oceans & Water has 12 clues. Answers range from 4 to 12 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
A channel dug into an aquifer to reach groundwater
All of the land area that supplies water to a particular river system
Boundary between the zone of aeration and zone of saturation in an aquifer
Freshwater found on the Earth's surface
Water that flows over land and collects in a stream or river
A network of interconnected streams and rivers
An area where surface water soaks into the ground and reaches an aquifer
Having spaces or pores that allow water and other substances to pass through
Not allowing water and other substances to pass through
Freshwater found below the Earth's surface
Relatively pure water, with few dissolved salts
A sponge-like formation of rock, sand or gravel that holds water