Water-Use Rules

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Restricted Uses of Potable Water

With the return of normal water supplies in most of California, DSRSD and state agencies have ended emergency water-use restrictions. However, DSRSD customers must continue to comply with local and state regulations that prohibit wasteful and unreasonable uses of potable water.

Permanent Caifornia water laws - No sprinkler runoffAll Customers

Irrigation must not cause runoff onto adjacent property, non-irrigated areas, walkways, roadways, parking lots, or structures.

Do not irrigate while it’s raining or for 48 hours after measurable rainfall.

If you use a hose to wash a vehicle, the hose must have a quick-action shut-off nozzle.

Do not use potable water to wash down driveways and sidewalks.

Do not use fountains or other decorative water features unless they recirculate the water or use recycled water.

Do not water ornamental turf in public roadway medians except with recycled water.

Permanent Caifornia water laws - No watering during or up to 48 hours following rainHomeowner Associations

After the drought emergency ended, the State Water Resources Board rescinded portions of its emergency conservation regulations for homeowner associations but left other portions in place through November 25, 2017. A State Water Board fact sheet lists the regulations that remain in effect.


Comply with irrigation regulations established by the City of Dublin or the City of San Ramon. For more information, contact the appropriate city's planning staff department.

Use recycled water for grading and compaction, wetting pads, dust control, and sewer flushing. Recycled water is available from hydrants and at the water recycling plant in Pleasanton. More information

Permanent Caifornia water laws - No hosing sidewalks or drivewaysResources for Wise Water Use

Updated July 27, 2017


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