Water Sources
Are the two primary sources of water for public supply
What are surface water and groundwater?
The first step in the water treatment process
What is coagulation?
the purpose of a water distribution system
What is to deliver treated water to consumers
sets standards for drinking water quality in the United States?
What is the Environmental Protection Agency (EPA)?
the pH range for safe drinking water
What is 6.5 to 8.5?
surface water.
What is water that collects on the surface of the ground, such as rivers, lakes, and reservoirs?
coagulation.
What is the process of adding chemicals to water to form clumps of particles?
water main
What is a large pipe that carries water from treatment plants to consumers?
maximum contaminant level (MCL
What is the highest level of a contaminant that is allowed in drinking water?
turbidity.
What is the measure of how clear water is, often affected by particles and impurities?
groundwater
What is water that is found underground in aquifers and soil?
flocculation
What is the gentle mixing process that encourages the clumped particles to settle out?
a service line
What is the pipe that connects the water main to an individual property?
the Safe Drinking Water Act (SDWA)?
What is a federal law that protects public drinking water supplies in the U.S.?
total dissolved solids (TDS)
What are the combined total of all inorganic and organic substances in water?
a watershed
What is an area of land that drains into a common water body, such as a river or lake?
filtration in the context of water treatment
What is the process of removing impurities from water by passing it through a filter?
pressure in a water distribution system.
What is the force that pushes water through pipes to ensure it reaches consumers?
water quality standards
What are specific criteria set for the quality of water to protect human health and the environment?
a waterborne pathogen.
What is a disease-causing microorganism that is transmitted through contaminated water?
infiltration.
What is the process by which water on the ground surface enters the soil?
disinfection
What is the process of using chemicals or physical methods to kill or inactivate harmful microorganisms in water?
a valve in the context of a water distribution system
What is a device that controls the flow of water in pipes?
monitoring in the context of water quality
What is the process of regularly testing water to ensure it meets safety standards?
chlorination
What is the process of adding chlorine to water to disinfect it and kill harmful organisms?