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What are Biosolids ?.
INCOMING water Preliminary water Primary water Secondary
Residential, Industrial Treatment Treatment Treatment
and Commercial
,. ` Primary Sludge
Solids
Processing
5 Secondary GWRS
Sludge
or
Ocean
—_� Biogas to
i Electricity
Compost, Land Generation
Application & Landfill
Where do Biosolids go .
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Orange County Sanitation District - Biosolids Management
Biosolids Allocations by Contractor Facility
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CA NV AZ
Kern
5% Compost
ostty p
IERCA--Inland Empire
35 Tons/Day, 10 Trucks/Week
° Los Angeles San Bernardino 11%Compost
33/o Compost Count County Synagro--AZ Soils
Synagro--South Kern y 85 Tons/Day,24 Trucks/Week
250 Tons/Day,70 Trucks/Week a Paz
0 ge Riverside Count
OCSD ou y County
9% Landfill San Diego Yuma
OCWR--Prima Deshecha County County
70 Tons/Day,20 Trucks/Week
41% Feed Crop Soil Amendment
Tule Ranch--Yuma
310 Tons/Day.86 Trucks/Week
4
Allocations Based on:
750 Tons per day
210 Trucks per week
Schedule Effective June 2015
Watch YouTube video at
Revised:2/17/16 a ocsewers.com/biosolidsgo �E '
Historyof B Program
Biosolids OCSD Committed to
recycling Biosolids
regulations
Management System
Limited contractor co trot Excellent contractor control
. . 1 • • • 111 � 1 1 1
First Biosolids Local Biosolids
Policy Board bans OCSD moving to
Resolution Internal Standards for our
Biosolids Management System
OCSD's Biosolids
Management System
Certified by NBP
i
IAIC
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Biosolids from OCSD delivered to Composted biosolids
brought
Biosolids Production Trends
850 (tons per day (tpd))
$17.2M, 793 tpd
750 IRWD solids facilities online
Plant No. 1
centrifuges online
Plant No. 2
�650 Secondary ramp-up
centrifuges online
(2002-2012)
Upcoming Changes $12.5M, 600 tpd
550 • Compost bid award—Nov 2016
• Synagro contract expiration — Dec. 2016
• Ons ite re s e arch
r- - Projected tons
• Biosolids Nlaster Plan— Spring 2017
450
'00& 'OOS '00j '00 '0ZZ '0Z& - pO '0Z) '0Z9 2p2Z 2p2& 20 s
Fiscal Year
Elements of Bl' o 011 ar
Policy Res-ol-pt,' n
• Continuous improvement
• Sustainability through diversity of options
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• Balancing the triple bottom-line
• Recycling / beneficial use with fail-safe back-up
• Research to reduce biosolids production and
demonstrate safety and benefits
• Values local options
• Onsite compost use
Biosolids Master Plan Overv 'iew
DELIVERABLES
BIOSOLIDS
MASTER PLAN
DECISION MAKING & COST ANALYSIS
1 OFFSITE
MARKET TECHNOLOGY CO-DIGESTION MANAGEMENT
ESTABLISH EVALUATION EVALUATION EVALUATION PROGRAM
PLANNING
�G
` BASISAs e
20-YR CIP
PROJECTS
Am
PUBLI INGS (5)
A CEQA/ EIR
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