1. 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
15.5
10.5
Normal 25 20 15
Mala
Muy Mala 85
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

2. Comparison of Possible PM2.5 AQI Categories for Panama

3. 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

4. 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

5. 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

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