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EPSA Standby Power Generator Control Upgrades at Plant No. 2, Project No. SC19-06

September 27, 2023
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Activated Sludge Aeration Basin Rehabilitation at Plant No. 2, Project No. P2-136

September 27, 2023
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Cengen and 12kV Service Center Switchgear Battery System Upgrades at Plant No. 1, Project No. FR1-0005

September 27, 2023
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Knott – Miller Holder Artesia Branch Rehabilitation, Project No. 3-60

September 27, 2023
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MacArthur Force Main Improvements, Project No. 7-68

July 26, 2023
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Influent Pump Station Plant Water Piping Repair at Plant No. 2, Project No. FR2-0029

June 28, 2023
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EPSA Electrical Building and Distribution Center H HVAC System Replacement at Plant No. 2, Project No. SC22-01

June 28, 2023
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Chemical Dosing Station Installation at Westside Pump Station, Project No. FE21-06

April 26, 2023
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Olive Sub-Trunk Siphon Rehabilitation at Santa Ana River, Project No. FE20-08

April 26, 2023
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Urban Runoff Optimization Study, Project No. PS21-06

March 23, 2023
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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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