Taking Care of our Oceans
Nothing is more important to our agency than making sure our ocean is safe and healthy not only for us humans to play in, but for all the plants and animals that live there.
Transparency Equals Trust
We aspire to the highest degree of integrity, honesty, trust, and respect in our interaction with each other, our suppliers, our customers, and our community.
Innovative Tech & Facilities
When it comes to converting sewage into components like clean water, healthy fertilizer, and actual energy, OC San is leading the way - not only in California, but in the entire country.
Explore OC San on a Tour!
OC San offers a self-guided virtual tour that includes an in-depth description of our wastewater treatment process along with pictures and video visuals for a fully immersive experience for the viewer. In-person are also available to get a first-hand view of the treatment process. Tours are FREE and for all ages. Click learn more to register.
Popular Links
News
Celebrating Public Works Week 2026
This May, during National Public Works Week, we’re celebrating the dedicated people who keep Orange County running. This year’s theme,…
OC San Earns Infrastructure Leader Award
OC San has been recognized as an “Infrastructure Leader” at the PMWeb Projections Conference, earning a Project Empowerment Award for…
Current Maintenance Activity at Plant No. 1
A trickling filter is a part of the wastewater treatment unit where water flows over material covered in helpful bacteria…
Meetings & Events
May 25
May 27
5:00 PM
May 27
6:00 PM