The Water Reclamation Division provides service to 136,000 customers in unincorporated Orange County and portions of several municipalities in Orange County through the operation and maintenance of wastewater collection and transmission systems, pump stations, water reclamation facilities and reclaimed water systems. This division operates 3 regional water reclamation facilities.

There are approximately 1,700 miles of sewer mains, 350 miles of reclaimed water lines, 690 Orange County Utilities maintained pump stations and 2 reclaimed water pump stations in the Orange County service area.