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Carbon Monoxide: 8-hour Average Concentration vs. 1971 Standard
Carbon Monoxide: Hourly Concentration vs. 1971 Standard
Nitrogen Dioxide: Annual Average Concentration vs. 1971 Standard
Nitrogen Dioxide: Hourly Concentration vs. 2010 Standard
Ozone: 8 hour Average Concentration vs. the 2015 Standard
Particulate Matter 2.5: Annual Average Concentration vs. 2012 Standard
Particulate Matter 2.5: Daily Concentration vs. 2006 Standard
Particulate Matter 10: Maximum Daily Concentration Trend vs. 1987 Standard
Sulfur Dioxide: Hourly Concentration vs. 2010 Standard