Glossary of Water and Wastewater Terms
A B C D E F G H I J K L M N O P Q R S T U V W Y Z5 random terms from our glossary
stratification (STRAT-uh-fuh-KAY-shun)
The formation of separate layers (of temperature, plant life, or animal life) in a lake or reservoir. Characteristics within each layer are similar; for instance, all water in the same layer has the same temperature. Also see thermal stratification.
waste activated sludge (WAS)
The excess quantity (mg/L) of microorganisms that must be removed from the process to keep the biological system in balance.
Giardia (jee-ARE-dee-ah)
A waterborne intestinal parasite that causes a disease called giardiasis in infected humans. Symptoms of the disease include diarrhea, cramps, and weight loss. Giardia contamination is found in most surface waters and some groundwaters.
clinical laboratory
A special medical facility devoted to the identification of diseases and ailments through tests, studies, and culture growths. Services of a clinical laboratory might be necessary in the event of an accidental or intentional release of contagious or infectious wastes into a collection system.
I/I
See infiltration/inflow.
