Water Quality

Contact Us

  1. Contra Costa Water District
    1331 Concord Avenue
    Concord, CA 94520
    General: 925-688-8000
    Emergencies: 925-688-8374
    Email Us

Water Quality Hotline

CCWD drinking water is safe from coronavirus (COVID-19) and available 24/7

We have dedicated employees working 24/7 to deliver safe and reliable water to the families and businesses that we serve.

Water Quality

Your tap water remains safe and unaffected during this outbreak. As the water providers to more than 500,000 people, we take great effort and great pride in delivering a product that exceeds all drinking water standards set by the state and federal governments. For information about water quality, see our Annual Water Quality Report (PDF).

Idle Business Safe Return to Water Service

As some restrictions related to the COVID-19 pandemic are lifted and businesses reopen, there are actions property managers and business owners need to take when water has been off for an extended period of time. Please reference the following guidance when reopening your business.