A lagoon may refer to an artificial pond or pool used to capture and contain stormwater excesses or to hold wastewater for treatment. In the natural environment, a lagoon refers to a stretch of salt water separated from an ocean or sea by a sandbar or reef.

Water treated to a specific quality for use in a defined process

A process by which a quantitative and/or qualitative review of water use is made to determine the existence of leaks, and/or opportunities to reduce, reuse or recycle water resources.

Accumulation of molecules at the surface of a solid or liquid.

An anion is a negatively charged ion. See also Cation and Ion Exchange.

The raising of water-based plants or animals for food.

A man-made channel created for the passage of water or water-based transport from one place to another.

Tracking the physical location of an asset, whether by manual tag, bar code, or passive signal

Biochemical Oxygen Demand. Biological demand for oxygen in a solution

To reverse the flow of water or other fluid so as to clean a device, such as a filter.