HomeMy WebLinkAbout96.Item 6A PPP 09-12-18 Admin Comm - Ops PresentationScott Ahn
Engineer, O&M
www.ocsd.com
Orange County Sanitation District
Wastewater Treatment
Groundwater
Replenishment System
(GWRS) or Ocean
Influents
Residential, Industrial
and Commercial
Preliminary
Treatment
Primary
Treatment
Secondary
Treatment
Resource Recovery
of Solids
water
Primary Sludge
Secondary
Sludge
water water
Compost & Land
Application
water
Dewatered Biosolids
Biosolids
Water Reclamation Process
Plant No. 1
Metering and Diversion Structure
Barscreen Grit Chamber
Preliminary Treatment
Rectangular ClarifierPlant No. 1
Circular ClarifierPlant No. 2
Primary Treatment
Trickling Filter
Plant No. 1
Secondary Treatment
Activated Sludge Process
Raw Sewage Primary Treated Effluent SecondaryTreated Effluent
Effectiveness of Water Treatment
Anaerobic Digester
Solids Recovery Process
Plant No. 2
Centrifuge System (future in 2019)
Belt Filter Press System (Current)
Plant No. 1
Plant No. 2
Dewatering Operation
100% of the solids are recycled for beneficial use
Biosolids Allocations
Plant No. 2 Central Generation Engines
Central Generation Engines
20%
16%
57%
4%3%
$59.5 MILLION
Preliminary/Primary
Secondary
Solids Production &
Hauling
Odor Control
Outfall
FY 2017-18 Operation Budget