Oceanside has multiple water providers: City of Oceanside Water and Rainbow Water. This page provides information about City of Oceanside Water.

The City of Oceanside Water, under the City Water Utilities Department, provides water for about 176,461 residents living in the Oceanside area. Established in 1888, the City of Oceanside Water collects water from three sources: (1) 51% from imported raw surface water from the San Diego County Water Authority (SDCWA) through Oceanside’s Weese water treatment plant, (2) 36% from treated drinking water purchased directly from the SDCWA blended with water from the Carlsbad Desalination Plant, and (3) 13% from Oceanside’s Mission Basin Desalting Facility (MBDF), which treats brackish groundwater from wells located in the San Luis Rey River valley.

Oceanside Drinking Water Quality

Consumer Confidence Water Quality Reports

Under the authority of the Safe Drinking Water Act, the EPA requires Oceanside City Water Department to assess local water quality each year and distribute a Consumer Confidence Water Quality Report. At WaterZen, we review these reports and make the information available, in a concise, straightforward, and easy-to-understand way.

Excellent

WaterZen Rating

Lead and copper levels in the drinking water of some cities across the United States are too high, potentially creating public-health issues for the people living in those areas.

What about City of Oceanside Water? How much lead and copper are in your drinking water? And how do those levels compare to other cities in the state? We examined data from hundreds of cities across the nation to understand and grade your water quality.

As you can see, City of Oceanside Water received the best-possible grade because the amounts of contaminants found in the water supply were better than the Public Health Goal and most other water providers we've analyzed.

Oceanside has multiple water providers: City of Oceanside Water and Rainbow Water. This page provides water quality information for City of Oceanside Water.

Excellent

WaterZen Rating

Lead and copper levels in the drinking water of some cities across the United States are too high, potentially creating public-health issues for the people living in those areas.

Oceanside has multiple water providers: City of Oceanside Water and Rainbow Water. This page provides water quality information for City of Oceanside Water.

Contact Oceanside City Water Department Customer Service

Have a Question, Issue or Comment?

Main Customer Service

Physical Address:
300 N Coast Hwy
Oceanside, California 92054

760-435-4500
CustomerCare@oceansideca.org

Emergency (24 hours - broken water main or pipeline, etc.)
760-435-4500

Pay Your City of Oceanside Water Bill

Already have an account?

If you already have an account, you just need to login to the City of Oceanside Water site. City of Oceanside Water accepts credit cards, debit, and direct deposit. Click here to login.

Want to create a new account?

You can create a new account on the City of Oceanside Water website. Once you create the account, you can setup payment with credit, debit, or direct deposit. Click here to create an account.

Want to pay without an account?

You can make a one-time payment without creating an account. You will need to have your credit or debit card in order to make the one time payment. Click here to make a one time payment.

How to Start Oceanside Water Service

Starting Your Service

When you move to a new home in Oceanside, you'll most likely already have running water, but you'll still need to set up water service with the City of Oceanside Water. Luckily, Oceanside has made it pretty simple with the following online form. Starting service generally takes just two business days.

Click here to fill out a Start Service Form.

Stopping Your Service

When you move out of a home in Oceanside, you'll need to stop your water service with the City of Oceanside Water, so you don't keep getting billed. Simply fill out the following online form. Stopping service normally takes just two business days.

Click here to fill out a Stop Service Form.

Latest Updates