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ACRONYMS AND ABBREVIATIONS, CONTINUED <br /> <br />O2 oxide <br />C)s ozone <br />OAR Oregon Administrative Rule <br />ODOT-ADU Oregon Department o£ Transportation - Accident Data Unit <br />OEA Office of Economic Analysis [Oregon] <br />O&M operations and maintenance <br />OSHA Occupational Safety and Health Adrni~stration <br />PDAF peak day average flow <br />PE primary effluent <br />PFRP process to further reduce pathogens <br />PGA peak ground acceleration <br />PHA process hazards analysis <br />PM~0 particulate matter less than 10 micrometers in aerodynamic diameter <br />POTW publicly owned treatment works <br />ppcd pounds per capita per day <br />ppd pounds per day <br />ppm parts per million <br />PP/ST parallel primary/secondary treatment <br />PSM Process Safety Management [OSHA] <br />PSRP process to significantly reduce pathogens <br />PTE potential to emit <br />PWWF peak wet weather flow <br />RAS return activated sludge <br />RDII rainfall-dependent infiltration and inflow <br />RM river mile <br />RMP Pdsk Management Program <br />RMZ regulatory mixing zone <br />RS raw sewage <br />RSR rapid sludge removal <br />RWP Regional Wastewater Program <br />RWM reclaimed water main <br /> <br />scfm standard cubic feet per minute <br />SDC System development charge <br />SE secondary effluent <br />SIU significant industrial user <br />SIWF Seasonal Industrial Waste Facility <br />SOx sulfur dioxide <br />SOR surface overflow rate <br />SPCC spkll prevention, control, and countermeasures <br />SRF State Revolving Loan Fund <br />SRT solids retention time <br />SSES Sewer System Evaluation Study <br />SSO sardtary sewer overflow <br /> <br /> MWMC_CONTENTS_REV5 DOC V <br /> <br /> <br />