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Digesters Rehabilitation at Plant No. 2, Project No. P2-137

March 24, 2022
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Secondary Treatment VFD Replacements at Plant No. 2, Project No. FE19-08

March 24, 2022
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Waste Sidestream Pump Station VFD Replacements at Plant No.1, Project No. FR1-0016

March 24, 2022
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Digester O Structural Repairs, Project No. FR2-0022

March 24, 2022
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VFD Replacements at Seal Beach Pump Station, Project No. FE19-13

February 28, 2022
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Laboratory Building HVAC Controls Replacement at Plant No. 1 Project No. FR1-0014

February 24, 2022
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Thickening and Dewatering Building Pipe Support Improvements at Plant No. 1, Project No. FE20-06

February 24, 2022
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Activated Sludge Clarifier Repairs at Plant No. 2, Project No. FR2-0018

February 24, 2022
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Trickling Filter Sludge and Scum Pumps Replacement at Plant No. 1, Project No. FE19-03

February 24, 2022
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College Pump Station Wet Well Condition Assessment Study, Project No. PS20-07

January 26, 2022
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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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(714) 962-2411
18480 Bandilier Circle,
Fountain Valley, CA 92708

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