70 likes | 174 Views
Orange County Sanitation District (OCSD). Orange County Sanitation District. Early trunk sewers were built in Orange County as early as 1912. Over 2.1 million people served. Over 470 square miles. 825 miles of trunk lines Two treatment plants 270 million gallons of wastewater per day.
E N D
Orange County Sanitation District • Early trunk sewers were built in Orange County as early as 1912. • Over 2.1 million people served. • Over 470 square miles. • 825 miles of trunk lines • Two treatment plants • 270 million gallons of wastewater per day
Plant 1 - Facilities of the County Sanitation Districts of Orange County
Orange County Sanitation District • In 1920’s first ocean outfall and screening plant at the present location of Plant 1 were constructed. • 1950 wastewater reclamation system was built and effluent from primary treatment at Plant 1 was discharged to bean fields for irrigation. • 1954 Plant 2 was constructed located near the ocean and adjoining the Santa Ana River. Second ocean outfall was constructed.
Plant 2 - Facilities of the County Sanitation Districts of Orange County
Orange County Sanitation District • Most of the effluent is discharged five miles into the Pacific Ocean in 190 feet of water. • Plant 1 and 2 currently have activated sludge treatment, digester and sludge processing, and trunk sewer lines. • The system of sewage collection, treatment, and disposal is considered one of the most modern and advanced in the nation.
Orange County Sanitation District • The Orange County Sanitation District was designated as an Orange County Historical Civil Engineering Landmark.