Datasets - Data Refuge

Air Emissions Inventories

The National Emissions Inventory (NEI) is a detailed estimate of air emissions that include criteria pollutants and hazardous air pollutants. It is an aggregate of data from...
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National Emissions Inventory (NEI) | Air Emissions Inventories | US EPA

The National Emissions Inventory (NEI) is a comprehensive and detailed estimate of air emissions of criteria pollutants, criteria precursors, and hazardous air pollutants from...
- ZIP
- JSON
- sh
- TXT
- XLS

You can also access this registry using the API (see API Docs).