anaerobic digestion at wastewater treatment plants regulatory issues bureau of resource protection...
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Anaerobic Digestion Anaerobic Digestion at Wastewater at Wastewater Treatment PlantsTreatment Plants
Regulatory IssuesRegulatory IssuesBureau of Resource Bureau of Resource ProtectionProtection
April 2011
GoalsGoalsPRIMARY
◦ Effluent that meets permit limits
◦ Proper operation of treatment (AD) unit
◦ Minimize nuisance potential
◦ Promote beneficial reuse of wastewater residuals
SECONDARY ◦ Optimize energy
production ◦ Secure consistent
municipal revenue stream
Regulatory ChangesRegulatory ChangesRevisions to 314 CMR 12.00 –
Operation & Maintenance Regulations◦Allow a POTW to accept SSO at
sludge-only anaerobic digesters with Department approval
◦Clarify requirement for Department approval of the O&M Manual
◦New reporting requirements for SSO
Approval ProcessApproval ProcessSubmission of
Engineering Report◦Design criteria, disposition
of residuals, certificationOperational &
Maintenance Manual Revisions◦Add facilities, changes to
existing facilities, schedules, staffing changes
Reporting Requirements◦Maintain adequate records
of source & volume of approved SSO
Additional ConsiderationsAdditional ConsiderationsTraining Program for operatorsQA/QC ProgramContingency Plan
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