AERA guide | Acronyms

AERA: Air Emission Risk Analysis

AERMOD: American Meteorological Society/Environmental Protection Agency Regulatory Model

COPI: Chemicals of Potential Interest

EAW: Environmental Assessment Worksheet

EIS: Environmental Impact Statement

FIRE: USEPA’s Factor Information Retrieval Data System

HAPs: Hazardous Air Pollutants (

HBV: Health Based Value

HI: Hazard Index HRV: Health Risk Value

HQ: Hazard Quotient

IHB: Inhalation Health Benchmark

IRAP: Industrial Risk Assessment Program

IRIS: Integrated Risk Information System

MACT: Maximum Achievable Control Technology

MDH: Minnesota Department of Health

MSDS: Material Safety Data Sheets

MPCA: Minnesota Pollution Control Agency

NAAQS: National Ambient Air Quality Standards

NESHAP: National Emissions Standard for Hazardous Air Pollutants

OSWER: Office of Solid Waste and Emergency Response (USEPA)

PAHs: Polycyclic Aromatic Hydrocarbons

PBTs: Persistent Bioaccumulative Toxic chemical

PCB: Polychlorinated Biphenyls

PTE: Potential to Emit

RASS: Risk Assessment Screening Spreadsheet

REL: Reference Exposure Level (California EPA)

USEPA: United States Environmental Protection Agency

USEPA AP-42: USEPA’s air pollutant emissions factor database