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County of San DiegoCounty of San Diego
Organic Materials Ordinance Update
Public WorkshopMarch 11th, 2021
How to Participate
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Project Objectives
• Divert organic material from the landfill
• Support composting operations • Protect public health and
safety• Advance sustainability goals
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Wood and Lumber
Plant Material
Agricultural Waste
Food Scraps and
Compostable Paper
Non-Organic Waste
LANDFILL WASTE (2018)
Organic Materials
• Tree and yard trimmings• Manure, crop residues, and other
agricultural materials• Restaurant and grocery store food
products• Fruits, vegetables, coffee grounds, and
other non-processed foods • Others
Types of Composting
Turned Open WindrowCovered Aerated Static Pile Composting
In-Vessel Composting Small-scale Anaerobic Digestion Vermicomposting Insect Raising
Aerated Static Pile Turned Open Windrow
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County Composting Restrictions
• Residential & Agricultural Composting• Limited to household waste• No offsite import
• Community Gardens• Limited to community garden members
• Chipping & Grinding• Industrial areas or permits
• Animal Waste Processing • Permits
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Organic Materials Ordinance Outline
• Tiered System• Exempt to full public review• Based on volume and materials
• Streamline composting for agricultural operations
• Provide guidance for composting not associated with agricultural operations
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Tiering OverviewExempt Small Medium Large
Permit Type Registration Only Over the Counter Director Approval Public Hearing
Organic Volumes Up to 100 cubic yards Up to 2,800 cubic yards Up to 12,500 cubic yards Defined in permit
Off-site import allowed? No Yes – except food materials
Chipping and grindingStorage of bagged product less than 5 cubic yards
Less than 200 tons per day 200-500 tons per day
Retail sales & donationsUp to 1,000 cubic yards annually
Up to 25% of compost produced annually
In-Vessel Activities Up to 15 cubic yards perday
Up to 60 cubic yards per day
Defined in permit
Defined in permit
Defined in permit
Defined in permitDefined in permit
Up to 50% of compost produced annually
Yes – except food materials
Understanding VolumesDiagrams are for illustrative purposes only and are not to scale
100 cubic yards 3,000 cubic yards
5 yd
12
5 yd
12,500 cubic yards
Exempt Small Medium
5 yd
Organic Materials Ordinance Timeline
PROJECT INITIATION OF ORGANIC/COMPOSTING
(SUMMER 2020)
BEST PRACTICE RESEARCH
(FALL OF 2020)
ORDINANCE FRAMEWORK OPTIONS AND PUBLIC
OUTREACH (SPRING OF 2021)
ORDINANCE DEVELOPMENT
(SUMMER 2021)
ADOPTION OF ORDINANCE (BOS
ADOPTION PRIOR TO JANUARY 1,2022)
We are here
Environmental Documentation
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Questions?Contact Tyler Farmer at tyler.farmer@sdcounty.ca.gov or call (619) 517-5102.
https://www.sandiegocounty.gov/content/sdc/sustainability/projects/organic-materials-ordinance-update.html
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