Did You Know?

In 1999, Monte Vista Water District purchased the private Monte Vista Irrigation Company, increasing its ability to utilize groundwater supply sources to meet its water supply needs.

Your Water District

Water Efficient Demonstration GardenWEWAC's Water Efficient Demonstration Garden at LA County Fair

Customer Service

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The Customer Service Department of the Monte Vista Water District values working as a team to provide the highest quality service to our customers, demonstrating courtesy, respect, efficiency and diligence.

Normal Business Hours

  • Monday thru Thursday: 7:30am - 5:30pm
  • Friday: 8:00am - 5:00pm
  • Saturday, Sunday, Holidays: CLOSED

Customer Service Contact Information

 Phone: (909) 624-0035
 Fax:(909) 624-4725
 Address:10575 Central Avenue
Post Office Box 71
Montclair, CA 91763