Public Works - Operations Division

Public Works - Operations Division - Water

Common Water Terms

Aquifer	A natural underground layer of porous, water-bearing materials (sand, gravel) usually capable of yielding a large amount or supply of water.
Non potable	Water that may contain objectionable pollution, contamination, minerals, or infective agents and is considered unsafe and/or unpalatable for drinking. Water that has not been treated.
Percolation	The slow passage of water through a filter medium; or, the gradual penetration of soil and rocks by water.
Raw Water	Water in its natural state, prior to any treatment. Non potable.
Turbidity	The cloudy appearance of water caused by the presence of suspended and colloidal matter. In the waterworks field, a turbidity measurement is used to indicate the clarity of water.
Water Cycle	The process of evaporation of water into the air and its return to earth by precipitation. This process also includes transpiration from plants, groundwater movement, and runoff into rivers, streams and the ocean. Also called the Hydrologic Cycle.
Water Table	The upper surface of the zone of saturation of groundwater in an unconfined aquifer.

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Street lights, potholes, water leak, traffic, graffiti, garbage/recycle service, etc.

After Hours Water or Sewer Emergency contact Police Dispatch (925) 778-2441

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Other Resources

Key Personnel
Water Operations Manager
Eric Brennan

Water Production Supervisor
Richard Bloomfield

Water Distribution Supervisor
Gary Skym