Table 1.
Statistical summary of the interpolated 24-h average PM2.5 concentration data for the SWMC and the NWMC animal facilities sites from June 2006 to November 2007.
| PM2.5 concentrations | SWMC INP Pedregal | NWMC Legaria |
|---|---|---|
| Average (μg/m3) | 15.9 | 23.9 |
| Maximum (μg/m3) | 36.0 | 49.4 |
| 95th Percentile (μg/m3) | 33.0 | 40.7 |
| 75th Percentile (μg/m3) | 35.3 | 44.0 |
| Median (μg/m3) | 14.0 | 23.3 |
| Standard deviation (μg/m3) | 7.8 | 9.2 |
| Interpolated days with PM2.5 levels >35 μg/m3 during the whole study perioda | 21 | 60 |
a
The US EPA 24-h PM2.5 average air quality standard is 35 μg/m3.