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Read the Multi-Jurisdictional Hazard Mitigation Plan Public Review Draft

November 13, 2024

The Orange County Sanitation District (OC San) and other local agencies have prepared an updated draft of our Multi-Jurisdictional Hazard...

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OC San Recognized with Corporate/Organization Transformation Award

November 4, 2024

The Orange County Sanitation District (OC San) is proud to announce its recent recognition with the Corporate/Organization Transformation Award by...

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OC San’s 70 Years of Environmental Excellence

October 25, 2024

OC San is pleased to announce the release of the Fiscal Year 2023-2024 Annual Report, highlighting 70 years of unwavering...

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OC San Receives Distinguished Budget Presentation Award

October 23, 2024

OC San is proud to announce it has received the Distinguished Budget Presentation Award from the Government Finance Officers Association...

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Explore our Website Redesign!

October 21, 2024

You may have noticed some exciting changes on www.ocsan.gov. After months of hard work and collaboration, we’ve transformed our website...

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Neighborhood Connection Community Newsletter – Fall Issue

October 9, 2024

The fall edition of the OC San Connection Community Newsletter is here, packed with updates and fun for the season!...

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OC San Recognized with Transparency Certificate of Excellence

October 3, 2024

Orange County Sanitation District (OC San) is proud to be recognized by the Special District Leadership Foundation (SDLF) with the...

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Celebrating 70 Years with OC San’s Capital Improvement Program Annual Report

September 26, 2024

OC San’s Capital Improvement Program (CIP) is a long-term plan to rehabilitate, replace, and improve our infrastructure and facilities. OC...

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Taft Avenue Sewer Improvement Project

September 26, 2024

Construction on the Taft Avenue Sewer Improvement Project is set to begin in mid-October 2024 near the intersection of Taft...

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Costa Mesa Sewer Rehab Along the I-405 Update

September 20, 2024

LOCATION: Gisler Ave between College Ave and Gisler Park What:  Pipeline rehabilitation by lining the pipe using the cured-in-place-pipe (CIPP) ...

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Protect Your Septic System: Tips for Septic Smart Week

September 17, 2024

This week, OC San is shining a spotlight on Septic Smart Week, dedicated to helping homeowners preserve their septic systems....

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Costa Mesa Sewer Rehab Along the I-405 Update

September 12, 2024

Current  Work:  LOCATION: Gisler Ave between College Ave and Gisler Park What: Sewer line rehabilitation work When:  Ongoing and lasting through October Work...

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