Air Acronyms and Definitions

To access the list, select a letter of the alphabet.

A

• ACBM: Asbestos-Containing Building Material
• AEF: Arkansas Environmental Federation
• AHTD: Arkansas Highway and Transportation Department
• AIRS: Aerometric Information Retrieval System
• ALAPCO: Association of Local Air Pollution Control Officials
• ALC: Arkansas Legislative Committee
• AQI: Air Quality Index
• ARP: Acid Rain Program
• ARRA : American Recovery and Reinvestment Act

B

• BACT: Best Available Control Technology
• BART: Best Available Retrofit Technology
• BDAT: Best Demonstrated Available Technology
• BSC: Blue Skyways Collaborative

C

• CAA: Clean Air Act
• CACATF: Central Arkansas Air Task Force
• CAIR: Clean Air Interstate Rule
• CAM: Compliance Assurance Monitoring
• CAMR: Clean Air Mercury Rule
• CAPI: Clean Air Power Initiative
• CARB: California Air Resources Board
• CAVR: Clean Air Visibility Rule
• CAO: Consent Administrative Order
• CERR: Consolidated Emissions Reporting Rule
• CEMS: Continuous Emissions Monitoring System
• CENRAP: Central States Regional Air Planning Association
• CenSARA: Central States Air Resources Agencies Association
• CERCLA: Comprehensive Environmental Response, Compensation, and Liability Act
• CFR: United States Code of Federal Regulations
• CHP: Combined Heat and Power
• CMAQ: Community Modeling of Air Quality, Congestion Mitigation and Air Quality, or Community Multiscale Air Quality
• CMS: Compliance Monitoring Strategy
• CO: Carbon Monoxide
• CSAPR: Cross-State Air Pollution Rule
• CTG: Control Technology Guidelines

D

• DEQ: Division of Environmental Quality
• DERA: Diesel Emissions Reduction Grant

E

• EAF: Electric Arc Furnace
• EDZ: Economic Development Zone
• EE / RE: Energy Efficiency / Renewable Energy
• EGR: Exhaust Gas Recirculation
• EGU: Electric Generating Unit
• EIA: Energy Information Administration
• EPA: United States Environmental Protection Agency
• ERC: Emergency Response Coordinator
• ESP: Electrostatic Precipitators

F

• FHWA: Federal Highway Administration
• FLM: Federal Land Manager
• FCE: Full Compliance Evaluation
• FGD: Flue Gas Desulphurization
• FTA: Federal Transit Administration

G

• GHG: Greenhouse Gases
• GIS: Geographic Information System
• GW: Gigawatts

H

• HAPs: Hazardous Air Pollutants
• HPV: High Pollutant Violators

I

• IBR: Incorporate by Reference
• IGCC: Integrated Gasification Combined Cycle
• IMPROVE: Interagency Monitoring of Protected Visual Environments
• IPM: Integrated Planning Model

L

• LAER: Lowest Achievable Emission Rate
• LEC: Low Emission Combustion
• LNB: Low NOX Burner
• LRP: Long Range Plan

M

• MACT: Maximum Achievable Control Technology
• MAP: Model Accreditation Plan (asbestos model accreditation plan)
• MOA: Memorandum of Agreement
• MONA: Memphis Ozone Nonattainment Area
• MOE: Maintenance of Effort
• MOU: Memorandum of Understanding
• MPO: Metropolitan Planning Organization
• MSA: Metropolitan Statistical Area
• MVEB: Motor Vehicle Emissions Budget

N

• NAAQS: National Ambient Air Quality Standards
• NACAA: National Association of Clean Air Agencies
• NAMS: National Air Monitoring Stations
• NATTS: National Air Toxic Trends Site
• NCD: National County Database
• NEEDS: National Electric Energy Data System
• NEI: National Emissions Inventory
• NEPA: National Environmental Policy Act
• NEPS: National Environmental Partnership Program
• NESHAP: National Emissions Standards for Hazardous Air Pollutants
• NET: National Emission Trends
• NMIM: National Mobile Inventory Model
• NOD: Notice of Deficiency
• NODA: Notice of Data Availability
• NOIC: Notice of Intent to Comply
• NOV: Notice of Violation
• NO_x: Oxides of Nitrogen
• NPR: Notice of Proposed Rulemaking
• NSPS: New Source Performance Standards
• NSR: New Source Review
• NSRPD: New Source Review Permits Division
• NSRPS: New Source Review Permits Standards

O

• O₃: Ozone
• OAD: Ozone Action Day
• OAQPS: Office of Air Quality Planning and Standards
• OEM: Original Equipment Manufacturer (Diesel Retrofit)
• OFA: Overfire Air
• OMB: Office of Management and Budget
• OTAG: Ozone Transport Assessment Group
• OTC: Ozone Transport Commission (VA to ME)
• OTR: Ozone Transport Region

P

• PAER: Presumptively Acceptable Emission Rate
• PAIL: Presumptively Acceptable Impact Level
• PAL: Plantwide Applicability Limit
• Pb: Lead
• PCE: Partial Compliance Evaluation
• PH & W: Public Health and Welfare Committee
• PM_2.5: Particulate Matter less than 2.5 Microns
• PM₁₀: Particulate Matter less than 10 Microns
• PSD: Prevention of Significant Deterioration

R

• RACM: Reasonably Available Control Measures or Regulated Asbestos-Containing Material
• RACT: Reasonably Available Control Technology
• RCRA: Resource Conservation and Recovery Act
• RFP: Reasonable Further Progress or Request for Proposal
• RH: Regional Haze
• R & R: Rules and Regulations Committee
• RST: Regulated Storage Tank
• RTC: Response to Comments

S

• SAFETEA-LU: Safe, Accountable, Flexible, Efficient Transportation Equity Act: A Legacy for Users
• SCR: Selective Catalytic Reduction
• SCC: Source Category Code
• SEEN: Southern Environmental Enforcement Network
• SEP: Supplemental Environmental Project
• SIC: Standard Industrial Classification
• SIP: State Implementation Plan
• SLAMS: State and Local Air Monitoring Stations
• SLEIS: State & Local Emissions Inventory System
• SNPR: Supplemental Notice of Proposed Rulemaking
• SO₂: Sulfur Dioxide
• STIP: State Transportation Improvement Plan
• STP: Surface Transportation Program

T

• TCM: Transportation Control Measure
• TIP: Transportation Improvement Program or Tribal Implementation Plan
• TLV: Threshold Limit Values
• TSD: Technical Support Document

U

• USDOT: United States Department of Transportation

V

• VMT: Vehicle Miles Traveled
• VOC: Volatile Organic Compounds
• VMEPs: Voluntary Mobile Source Emission Reduction Programs

W

• WMATS: West Memphis-Marion Area Transportation Study