There are three water purveyors in Los Osos.  Click on the map on the right side of this page to view it up close.  Please check to see if the address you are moving into is on this list before applying for water service with the District.  

To establish or discontinue water service with the District, please contact the LOCSD Customer Service Department at 805-528-9370. Lobby hours are 9:00 a.m. until 4:00 p.m., Monday through Friday, applications must be received by 2:00pm for same day service.  We do not begin or discontinue services on Saturdays, Sundays or Holidays.

For new property owners: a completed Water Service Application (please see the link below), a copy of a legal photo ID and a $50.00 non-refundable activation fee must be received and paid in full by check, cash or credit card online (see "How to Pay Your Activation Fee Online" below), no later than 2:00pm for same day service. If received after 2:00pm, service will be scheduled for next business day. Please be advised that service will not be established until both the application and activation fee are received.  

Applications can be submitted by mail, dropped off at our office, or emailed to utilitybilling@losososcsd.org. 

For new tenants and Property Management Agents: a completed Water Service Application (please see the link below), a copy of a legal photo ID and a $50.00 non-refundable activation fee must be received and paid in full by check, cash or credit card online (see "How to Pay Your Activation Fee Online" below), no later than 2:00pm for same day service. If received after 2:00pm, service will be scheduled for next business day. Please be advised that service will not be established until both the application and activation fee are received.  

Applications can be submitted by mail, dropped off at our office, or emailed to utilitybilling@losososcsd.org. 

The $50.00 non-refundable activation fee can be paid through Paymentus Corporation.  Be sure to choose "Activation Fee" in the drop-down menu and enter the service address in the "Account Number" box on the Paymentus site.  It is also recommended that you include your Paymentus Confirmation Number on your application before forwarding to the District. 

If you are located outside of Los Osos CSD's water service area, you will need to set up water service with S & T Mutual Water Company or Golden State Water Company. Here is their contact information: 

S & T Mutual Water Company services the Sunset Terrace area near the Sea Pines Golf Course.  To establish service call 805-316-0640. 

Golden State Water Company provides water service to the other areas in Los Osos. To establish service call 1-800-999-4033.