Quality Control Procedures Issued for Continuous Opacity Monitoring Systems

摘要

On May 16,2014 (79 FR28439-28444), EPA issued quality assurance (QA)/quality control (QC) requirements for continuous opacity monitoring systems (COMS). The final rule establishes QA/QC procedures for COMS used to demonstrate compliance with opacity standards specified in new source performance standards (NSPS). The final rule provides requirements for daily instrument zero and upscale drift checks, daily status indicator checks, quarterly performance audits, annual zero alignment audits, and corrective action for malfunctioning COMS. The May 16, 2014 final rule affects 40 CFR Part 60, Appendix F.