Alum (Aluminum Sulfate): Added in the drinking water treatment process causing particles to clump together and fall to the bottom of the settling basins.
Anthracite: A hard coal used in the drinking water treatment process to remove particles.
Aquifer: An underground layer of rock or soil that holds the water referred to as groundwater.
Coagulation: The process by which coagulant compounds are mixed into the water to neutralize electrical charges on small impurities and come together to form larger particles.
Condensation: The change of water from a gas to a liquid.
Contaminant: Anything added to a substance that makes it impure.
Distribution System: The process by which water is sent from the treatment plant to homes and businesses.
Drought: A deficiency of precipitation over an extended period of time.
Floc: The large particles produced from coagulated particles binding together.
Fluoride: A compound that is sometimes added to drinking water in an effort to help prevent tooth decay.
Groundwater: The water beneath the surface of the ground.
Hardness: A characteristic of water caused by mineral salts of magnesium and calcium.
Ozone: A gas used in the water treatment disinfection process.
Percolate: Soaking of water through the soil.
pH: A measure of acidity and alkalinity of a solution, represented by a number on a scale.
Precipitation: Water in the form of rain, sleet, hail or snow.
Residual Solids: Settled solids from the sedimentation segment of the treatment process.
Riparian Buffer: The green areas along the banks of streams, rivers, lakes and ponds. These areas are important for water quality, flood storage and cover and shade for plants and animals.
Runoff: The portion of rain that is not absorbed into the soil but flows into streams.
Sedimentation: The process where solids suspended in water settle to the bottom of a basin.
Source: Where a stream or river begins.
Surface Water: Water located on the surface of land, such as rivers, lakes, and ponds.
Turbidity: The cloudy or muddy appearance of a naturally clear liquid caused by the suspension of particles.
Water Cycle: The process by which water renews itself.
Water Meter: A device that measures the quantity of water coming into your home or business.
Watershed: The area where water drains from the land into a common body of water, such as a river, lake or ocean.
Water Treatment: The process of cleaning water.
Well: A deep hole drilled in the ground to obtain water.
Xeriscaping: Landscaping technique designed to minimize the need for watering.