Carbon Monoxide

National Summary of Carbon Monoxide Emissions

EPA prepares a national database of air emissions information with input from numerous state and local air agencies, from tribes, and from industry. The chart below shows the national summary of carbon monoxide (CO) emissions by source sector based on the most recent inventory. View information on air quality standards, trends, health effects, and programs to reduce CO.

View the chart data in HTML (New window opens)

State and Local Summary of Carbon Monoxide Emissions

Sources of air pollutant emissions vary from one area to another. State and local summaries are available from the maps below.