Orange County Eastern Water Reclamation Facility Phase V

Project Description

The Phase V Improvements will provide facilities to enable re-rating the EWRF from 19 MGD to 24 MGD, based upon an annual average daily flowrate (AADF). Consisting of the following improvements as shown on the drawings and technical specifications: New Preliminary Treatment Structure and Odor Control, Aeration and Supplemental Carbon improvements to Phase I/II, III, and IV Biological Nutrient Removal trains, New Clarifier 11 and improvements to the Clarifier 10 and 11 RAS/WAS/SCUM pumping stations, New Chlorine Contact Tank, Improvements to Existing Phase III Effluent and In-Plant Reuse Pump Stations, Construct miscellaneous site improvements and yard piping associated with the new facilities, as shown on the drawings and specified herein, including yard piping, electric ductbanks and wiring, transformers, Electrical and Control system improvements.

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