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| Air Quality Index Chart | |||||||||
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# Means Scale Not Established |
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| Value | 1 Hr Ozone (ppm) |
8 Hr Ozone (ppm) |
Carbon Monoxide CO (ppm) |
Sulfur Dioxide SO2 (ppm) |
Nitric Oxide NO (ppm) |
Nitrogen Dioxide NO2 (ppm) |
Nitrogen Oxides NOx (ppm) |
1 Hr Particle Matter PM2.5 (µg/m³) |
24 Hr Particle Matter PM2.5 (µg/m³) |
| Good | # | 0.000 - 0.059 | 0.0 - 4.4 | 0.000 - 0.034 | # | # | # | # | 0.0 - 15.4 |
| Moderate | # | 0.060 - 0.075 | 4.5 - 9.4 | 0.035 - 0.144 | # | # | # | # | 15.5 - 35.4 |
| Unhealthy for Sensitive Groups | 0.125 - 0.164 | 0.076 - 0.095 | 9.5 - 12.4 | 0.145 - 0.224 | # | # | # | # | 35.5 - 65.4 |
| Unhealthy | 0.165 - 0.204 | 0.096 - 0.115 | 12.5 - 15.4 | 0.225 - 0.304 | # | # | # | # | 65.5 - 150.4 |
| Very Unhealthy | 0.205 - 0.504 | 0.116 - 0.374 | 15.5 - 40.4 | 0.305 - 0.804 | # | 0.65 - 1.64 | # | # | 150.5 - 350.4 |
| Hazardous | 0.505 + | 0.375 + | 40.5 + | 0.805 + | # | 1.65 + | # | # | 350.5 + |