Glossary of Water and Wastewater Terms

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5 random terms from our glossary

corrosive gases

Gases that, when dissolved in water, can oxidize materials of construction such as steel and concrete.

appropriative rights

Water rights to or ownership of a water supply that is acquired for the beneficial use of water by following a specific legal procedure.

total chlorine residual

The total amount of chlorine residual (including both free chlorine and chemically bound chlorine) present in a water sample after a given contact time.

plant hydraulic capacity

The flow or load, in millions of gallons per day (or portion thereof), that a treatment plant is designed to handle.

inverted siphon

A pressure pipeline used to carry wastewater flowing in a gravity collection system under a depression, such as a valley or roadway, or under a structure, such as a building. Also called a depressed sewer.