Current Information

MCWD has serious concerns about negative impacts the CD IV Geothermal Expansion Project may have on local water resources. Click here for more info  supporting the MCWD’s efforts to implement an appropriate monitoring and mitigation plan for the project.

Updated Level 3 Water Restrictions. Watering is only permitted between 4:00am-7:00am on Wednesday and Saturday for even addresses, and Thursday and Sunday for odd addresses. Click here for a table with Level 1-4 restrictions.

MCWD has conducted a rate study. If adopted by the Board of Directors, the proposed changes to the rate structure will be effective April 1, 2016 with a water shortage surcharge to begin February 1, 2016 (if water shortage conditions persist). For more information, click here.

ORMAT - updated 11/2/2015

Level 3 Water Restrictions

MCWD Rate Study

MCWD Recognized for Conservation

The State recognized the Mammoth Community Water District as a "stand-out" water-saving community in July. Since May we have saved over 184 million gallons! Keep up the great work and continue making efficient use of our water.




Our Location:

1315 Meridian Blvd

PO Box 597

Mammoth Lakes, CA 93546

Click Here for Directions


(760) 934-2596 - Mon. thru Fri - 7:30am to 4:30pm

(760) 914-0935 - After Hours Emergency
(760) 924-4511 - Anonymous Reporting Hotline
District Staff Compensation - Government Compensation in California




Mammoth Community Water District © 2015