HomeMy WebLinkAboutItem 6 PPP 03-06-19 Ops Committee - Ops_Maint Dept I Lai
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Orange CountySanitation District
Wastewater Treatment
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Water Reclamation Process
Influents water preliminary water Primary water Secondary
Residential, Industrial Treatment Treatment
and Commercial Treatment
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Primary Sludge
Resource Recovery water
of Solids Secondary
Sludge
Biosolids
Dewatered Biosolids Groundwater
Replenishment System
(GWRS) or Ocean
Compost & Land
Application
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Metering and Diversion Structure
Plant No. 1
Preliminary Treatment
Barscreen Grit Chamber
raw sewage
sewage with
grit removed
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i gr t removed
per odically
from collection
trap
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Primary Treatment
Rectangular Clarifier
p Plant No. 1
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Circular Clarifier
Plant No. 2
Secondary Treatment
Activated Sludge Process
Anaerobic Aerobic
Secondary clarifier _
Influent Effluent
Return activated sludge „ ...� +
Waste
activated
sludge
Trickling Filter
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Plant No. 1
Effectiveness of Water Treatment
Primary Secondary
Raw Sewage Treated Effluent Treated Effluent
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Solids Recovery Process
Anaerobic Digester
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Plant •
DewateringOperation
- - _---- --- Belt Filter Press System
(Transition To
Centrifuges in Progress)
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Centrifuge System
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Plant No. 1
Biosolids Allocations
18% Compost
IMMMIMMMIMMM' Liberty Compost L +MMMMI/ AMA'
CA 142 tons/day. 40 trucks/week N V AZ
36% Compost
Kern Synagro — Nursery Products
County 285 tons/day. 80 trucks/week
Fail-safe Back-up
Compost/Landfill San Bernardino
S na ro —South Kern County
Y 9 Los Angeles Fail-safe Back-up
County 5% Compost �.
Compost/Landfill
IERCA-- Inland Empire
O 9e 36 tons/day. 10 trucks/week Synagro —AZ Soils
Cou y Riverside Cou
az
OCSD ntyl
County
San Diego Yuma
Fail-safe Back-up County County
Compost/Landfill
OCWR-- Prima Deshecha 41% Feed and Seed Crops
Tule Ranch --AgTech
321 tons/day, 90 trucks/week
Allocations Based on:
784 Tons per day
220 Trucks per week
100% of the solids are recycled for beneficial use
Central Generation Engines
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Plant No. 2 Central Generation Engines
FY 2017 =1 8 Operation Budget
$59.5 MILLION
4% 3%
20% ■ Preliminary/Primary
■ Secondary
■ Solids Production &
Hauling
16%
Odor Control
57%
0 Outfall
Thank you
• Any Questions?