Current Information

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
SB 272 Requirement -
MCWD Catalog of Enterprise Systems




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.

MCWD Construction Crews have begun summer construction projects throughout Mammoth Lakes. Please be patient while we work to improve our water distribution system, and use alternate routes when possible to keep our crews safe. Please click here  for  more information.


2017 Summer Construction

FOG Control Program

At the March Regular Board Meeting, the MCWD Board of Directors approved a new FOG (Fats, Oils and Grease) Control Program. All Food Service Establishments are now required to obtain a permit. Click here for more information about the new MCWD FOG Control Program.




MCWD 60 Years of History

August 5th marks the 60th Anniversary of the formation of the MCWD, originally known as Mammoth County Water District. The District is proud of the service it provides to the community of Mammoth Lakes. Please click here for a brief history of MCWD.


Mammoth Community Water District © 2017