The pollutant measured or emitted. The report includes only monitors that measure the selected pollutant, or sources that emit it. The list of pollutants is different for monitors and for sources. Pollutant Emissions Format NTI Source Reports only The way numeric values are represented in AIR Data NTI Source reports. The decimal option displays numbers in the familiar format like 27.4 or 0.094.
Values have zero to four decimal places, depending on their magnitude.
Values smaller than 0.0001 cannot be displayed. The decimal format is used in all AIR Data reports. Only NTI Source reports provide the scientific option, because NTI emission values can be much smaller than other types of emissions. The All Available choice selects data for all years included in the AIRS Data database, which are listed below the All Available option. You may select one of the years listed.