HomeMy WebLinkAbout97.Item 8 PPP - Administration Committee Meeting 10-12-16Biosolids Program
Jim Colston
Administration Committee
October 12, 2016
What are Biosolids?
Primary
Sludge
Secondary Sludge GWRS
or
Ocean
wat wa watINCOMING
Residential, Industrial
and Commercial
Preliminary
Treatment
Primary
Treatment
Secondary
Treatment
Solids
Processing
water
Primary Sludge
Secondary
Sludge
water water
Compost, Land
Application & Landfill
Biogas to
Electricity
Generation
Biosolids from OCSD delivered to
farm field to grow feed crop
Composted biosolids brought back
to OCSD Admin
Biosolids Products
Where do Biosolids go?
2003 2013 20151990s19992000
History of Biosolids Program
OCSD Committed to
Biosolids
Management System
OCSD’s Biosolids
Management System
Certified by NBP
Biosolids
recycling
regulations
Local Biosolids
bans
Limited contractor control
OCSD moving to
Internal Standards for our
Biosolids Management System
Excellent contractor control
First Biosolids
Policy Board
Resolution
450
550
650
750
850
Biosolids Production Trends
(tons per day (tpd))
$17.2M, 793 tpd
IRWD solids facilities online
Plant No. 1
centrifuges online
Plant No. 2
centrifuges online
$12.5M, 600 tpd
Fiscal Year
Upcoming Changes
•Compost bid award –Nov. 2016
•Synagro contract expiration –Dec. 2016
•Onsite research
•Biosolids Master Plan –Spring 2017
Secondary ramp-up
(2002-2012)
tp
d
Projected tons
Elements of Biosolids Board Policy Resolution
•Continuous improvement
•Sustainability through diversity of options
•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
DECISION MAKING & COST ANALYSIS
ESTABLISH
PLANNING BASIS
MARKET
EVALUATION
June 7, 2016
CO-DIGESTION
EVALUATION
Nov. 8, 2016
BIOSOLIDS
MASTER PLAN
March 14, 2017
PUBLIC AND VENDOR MEETINGS (5)
Biosolids Master Plan Overview
TECHNOLOGY
EVALUATION
Nov. 1, 2016
OFFSITE
MANAGEMENT PROGRAM
Jan. 10, 2017
20-YR CIP
PROJECTS
CEQA / EIR
DELIVERABLES
Questions?