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2023 July-December OC San Pretreatment Semi-Annual Report

May 28, 2024
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2022-2023 OC San Pretreatment Annual Report

November 7, 2023
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2022-2023 July-December OC San Pretreatment Semi-Annual Report

May 1, 2023
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2021-2022 OC San Pretreatment Annual Report

November 13, 2022
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2021-2022 July-December OC San Pretreatment Semi-Annual Report

April 18, 2022
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2020-2021 OC San Pretreatment Annual Report

November 2, 2021
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2020-2021 July-December OC San Pretreatment Semi-Annual Report

March 29, 2021
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2019-2020 OCSD Pretreatment Program Annual Report

November 4, 2020
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2018-2019 July-December OCSD Pretreatment Program Semi-Annual Report

November 18, 2019
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2018-2019 OCSD Pretreatment Program Annual Report

November 18, 2019
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About OC San

The Orange County Sanitation District (OC San) is a public agency that provides wastewater collection, treatment, and recycling for approximately 2.6 million people in central and northwest Orange County.

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CONTACT US
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(714) 962-2411
18480 Bandilier Circle,
Fountain Valley, CA 92708

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