GLOSSARY OF ABBREVIATIONS & TERMS * highlight indicates a criteria pollutant
– air in outdoor areas that are accessible to the general public
– a network of real-time cameras established to raise public awareness of the effects of air pollution on visibility.
– a stainless steel container used for collecting an air sample to be analyzed in a lab.
– Code of Federal Regulations
– Carbon monoxide, a criteria pollutant
– an instrument that collects data around the clock, throughout the year, and transmits the data to a central data acquisition system every minute or hour.
– an air pollutant for which a National Ambient Air Quality Standard (NAAQS) has been set (ozone, particulate matter, nitrogen dioxide, sulfur dioxide, carbon monoxide & lead).
- a pollutant-specific statistical calculation applied to air monitoring data that determines whether a National Ambient Air Quality Standards is being met.
– an “air toxic” pollutant that is listed in the 1990 Clean Air Act Amendments and is subject to emissions limits for specific source types.
– an instrument that collects an air sample over a specific time period on a filter, adsorbent cartridge or canister, which is then manually retrieved for analysis.
– National Ambient Air Quality Standard; for specific air pollutants, a concentration allowable in ambient air.
New Jersey Department of Environmental Protection
– Nitric oxide
– Nitrogen dioxide, a criteria pollutant
Oxides of nitrogen
Total reactive oxides of nitrogen
– Ozone, a criteria pollutant
– Fine particles, 2.5 micrometers in aerodynamic diameter or smaller; a criteria pollutant
Speciation – a group of elements, ionic compounds and carbon compounds that are analyzed from fine particles.
– parts per million, concentration measurement usually used for gaseous pollutants
– a system in which data is collected and (almost) immediately presented, usually every hour.
– Sulfur dioxide, a criteria pollutant
- United States Environmental Protection Agency
– Volatile organic compound, a carbon-based chemical compound that is normally gaseous
- micrograms per cubic meter, concentration measurement usually used for particulate matter