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MPCA Rulemaking Project for Source-Separated Organic Compost
(SSOC) Facilities
Stakeholder Meeting on Preliminary Draft Language
October 12, 2011
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Purpose of SSOC Rule ProcessRecognize state strategy of moving organic
material management up the hierarchy
Clarify regulatory requirements appropriate to SSOC facilities
Provide regulatory relief without jeopardizing environmental protection
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Compost Rules MPCA Mgmt. Team
Solid Waste Program Manager: Steve Giddings
Permitting Unit Supervisor: Paula Connell
Rulemaking Unit Supervisor: Dave Richfield
Integrated SW Unit Supervisor: Mark Rust
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Compost Rules MPCA Staff Team
Rulemaking Coordinator - Yolanda Letnes
Engineering - Tony Bello
Hydrogeology related to siting - John Elks
Operations & compost testing - Ginny Black
Solid Waste Policy Expert - Jim Chiles
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Tentative Rule ScheduleRequest for Comments: 10/17/11
(revised) Comment period closes at 4:30pm 11/18/11
Dual Notice (DN) – Summer 2012
Final Adoption: with hearing - 6 months after DN w/o hearing - 3 months after DN
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Overview: SSOC Rule ProcessHow this meeting fits in the larger
timeline, leading to publication of a draft ruleMeeting purposeTimeline of rule process
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Preliminary Draft Rule sections:7001.3075 Solid Waste Management Facility Permit Application7001.3375 Final Application Information Requirements for Compost
Facilities7001.3410 Extended Permit Notification and Termination
Procedures7035.0300 Definitions7035.2525 Solid Waste Management Facilities Governed7035.2555 Location Standards7035.2585 Annual Report7035.2836 Compost Facilities
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Overview of preliminary draft requirements:
Extended Permits
Small Compost Sites
Design and Location Standards
Operations, Compost Classification and Compost Distribution
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Extended PermitRevisions contained within 7001.3075,
7001.3375, 7001.3410 & 7035.2585
7001.3075, subp. 4What exactly is an extended permit?What are conditions?
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Extended Permit7001.3375 – municipality approvals
Extended permit notification and termination procedures (i.e., return to permitting process)
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Small Compost SitesExisting Rule – Exempts household
compostingProposed rule changes:
Acceptable materials: food scraps, garden waste, weeds, lawn cuttings, leaves
Prohibited materials: fats, oil, grease, meat, dairy, animal manure, diapers, sanitary products, non-recyclable paper and compostable/biodegradable plastics
Materials do not exceed 80 yd3on site at any given time
Compost operations accepting food waste generated off-site must attend compost training
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Small Compost Sites
Materials on-site do not exceed 80 yd3on site at any given time
Compost operations accepting food waste generated off-site must attend compost training
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New Definitions
Small Compost Site
Source-separated organics waste compost facility (SSOC)
Source separated organics wasteSeparated by the generator
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Source Separated Organics WasteAcceptable Material
Food wasteSoiled or unrecyclable paperYard wasteVegetative waste generated from
manufacturing of food for humansCompostable materials-ASTM
D6400/D6868Materials approved by the commissioner
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Source Separated Organics WasteUnacceptable materials
BiosolidsSludgeSeptageDiapersSanitary productsAnimal manure
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SSOC Location StandardsNot in Karst
Must be 5 feet above water table
Minimum of 500 feet of horizontal separation from the facility to the nearest residence, business or public contact area
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SSOC Location StandardsEnclosed facility may have reduced
separation distances
Excluded from separation distances:Land owner’s or operator’s residencePlant nurseries, orTurf farms
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SSOC Operation requirementsStrengthened training
24 initial contact hours within 12 months of employment
10 contact hours every 3 years (1 contact hour = 50 minutes)
Minimum C:N ratio 1:1
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SSOC Operation requirementsPFRP unchanged
No static piles
Windrows or enclosed vessel systems only
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SSOC Operation requirementsSSO waste delivered to the facility must
be processed immediately or covered with a biofilter and processed by the end of the day
Acceptable bulking agent – untreated wood, non-recyclable paper, ground tree/shrubs 23
SSOC Operation requirementsNon-attainment area for O2 - Biofilter
cover after 21-days of processing
Progressive odor minimization plan
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SSOC Classification requirementsClass I standards remain the same
MetalInert Opt out for Hg and PCB’s after 5 years
if all testing is non-detects
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SSOC Classification requirementsClass II standards remain the same
MetalInert
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SSOC Distribution and End Use requirements
Dept. of Ag rule 18.C, subp.?005 - same
Class I compost does not need a compost distribution plan
Class II compost distribution plan requirements unchanged
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Questions?
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