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Student Guide | Cape Cod | Everglades | Los Angeles | Download PDF

Cape Cod:



Focus Question

The Interested Parties

Cape Cod's Unique, "Absorbent" Geology

Where Do Cape Codders Get Their Water?

Porosity, Permeability, and Ground Water

The Massachusetts Military Reservation - An Environmental Dilemma

The Facts About Septic Tanks, and Other Threats to the Cape's Ground -Water Quality

Ground-Water Cleanup - No Easy Task

The USGS's Toxic Substances Hydrology Program, or "How We Learned About the Ashumet Valley Sewage Plume"

The Harwich Solar Aquatic Septage Treatment Plant - the Neighbors May Have One Answer



Use these definitions of important terms as you answer the Focus Question.

aquifer A geologic formation that contains sufficient saturated permeable material to yield economically significant quantities of water to wells and springs.
effluent Something that flows out, such as the discharge of a pollutant from an industrial plant or a septic tank into surface or ground water.
leachate The soluble product obtained from the action of percolating liquid on the soil or landfill waste.
permeability The measure of the ability of porous material to transmit fluid.
plume A zone of ground water that is contaminated by various chemicals and that often has an elongated shape, much like a smokestack plume.
porosity The proportion of the volume of a material that consists of open spaces.
septage Effluent from septic tanks.
solubility The amount of a substance that can be dissolved in a liquid at a given pressure and temperature.

Student Guide | Cape Cod | Everglades | Los Angeles | Download PDF

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