Possible PM2.5 AQI Categories for Panama

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Presentation transcript:

Possible PM2.5 AQI Categories for Panama Category AQI Value Current USEPA Proposed USEPA WHO-based PM2.5 (mg/m3) mg/m3 range Buena 0 - 50 0 - 15.4 15.5 0 - 10.4 10.5 Normal 51 - 100 15.5 - 40.4 25 15.5 - 35.4 20 10.5 - 25.4 15 Mala 101 - 150 40.5 - 65.4 35.5 - 55.4 25.5 - 40.4 Muy Mala 151 - 200 65.5 - 150.4 85 55.5 - 140.4 40.5 - 125.4 Extremadamente Mala >200 >150.4 >140.4 >125.4 1997 USEPA NAAQS 2006 USEPA 2007 WHO Guidelines PM2.5 Standard (mg/m3) daily 65 35 25 annual 15 10

Comparison of Possible PM2.5 AQI Categories for Panama

Daily (24-hour) Average PM2 Daily (24-hour) Average PM2.5 Concentrations for August – September 2008 in Panama City Plotted Showing the USEPA AQI Categories

Daily (24-hour) Average PM2 Daily (24-hour) Average PM2.5 Concentrations for August – September 2008 in Panama City Plotted Showing the WHO-based AQI Categories

Daily (24-hour) Average PM2 Daily (24-hour) Average PM2.5 Concentrations for August – September 2008 in Panama City Plotted Showing the USEPA and WHO-based AQI Categories

Distribution of Days in USEPA and WHO-based AQI Categories for August – September 2008 in Panama City