EPA AirData sample
Emissions
by Category Report -
criteria air pollutants

Each row in this example displays county aggregate emissions of volatile organic compounds (VOC) from point and nonpoint sources in the major (tier-1) category "solvent utilization". The red up-arrow button in the tier-1 column indicates that report rows are in ascending order of that column's values. (In this report fragment, all rows have the same tier-1 value.)
For more details, view the report's help page
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