Built by a class and left public, so the next lot can compare theirs against it.
PM2.5
31.8 µg/m³
Peak PM2.5
32 µg/m³
PM10
58 µg/m³
Nitrogen dioxide
8.2 µg/m³
Last updated: 9/17/2026, 2:01:53 AM
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| Time | PM2.5 (µg/m³) | Peak PM2.5 (µg/m³) | PM10 (µg/m³) | Nitrogen dioxide (µg/m³) |
|---|---|---|---|---|
| 9/17/2026, 2:01:53 AM | 31.8 µg/m³ | 32 µg/m³ | 58 µg/m³ | 8.2 µg/m³ |
| 9/17/2026, 12:39:24 AM | 32.2 µg/m³ | 31.9 µg/m³ | 60.1 µg/m³ | 7 µg/m³ |
| 9/16/2026, 11:39:13 PM | 31 µg/m³ | 31.6 µg/m³ | 58.1 µg/m³ | 10.2 µg/m³ |
| 9/16/2026, 10:39:01 PM | 32 µg/m³ | 32.8 µg/m³ | 59.8 µg/m³ | 9.8 µg/m³ |
| 9/16/2026, 9:38:52 PM | 32.6 µg/m³ | 35.2 µg/m³ | 67 µg/m³ | 18 µg/m³ |
| 9/16/2026, 8:38:41 PM | 36.4 µg/m³ | 39.1 µg/m³ | 73.8 µg/m³ | 34.8 µg/m³ |
| 9/16/2026, 7:38:29 PM | 40.6 µg/m³ | 41.6 µg/m³ | 72.7 µg/m³ | 57.6 µg/m³ |
| 9/16/2026, 6:38:18 PM | 38.7 µg/m³ | 41.7 µg/m³ | 61 µg/m³ | 69.3 µg/m³ |
| 9/16/2026, 5:38:05 PM | 27.8 µg/m³ | 33.7 µg/m³ | 41.2 µg/m³ | 53.3 µg/m³ |
| 9/16/2026, 4:37:54 PM | 19.4 µg/m³ | 21.6 µg/m³ | 32.6 µg/m³ | 27.4 µg/m³ |
| 9/16/2026, 3:37:42 PM | 16.9 µg/m³ | 17.9 µg/m³ | 30.3 µg/m³ | 15.6 µg/m³ |
| 9/16/2026, 2:37:31 PM | 15.5 µg/m³ | 16.4 µg/m³ | 30.4 µg/m³ | 10.5 µg/m³ |
| 9/16/2026, 1:37:20 PM | 16.4 µg/m³ | 19 µg/m³ | 34.6 µg/m³ | 8.7 µg/m³ |
| 9/16/2026, 12:37:07 PM | 19.4 µg/m³ | 19.5 µg/m³ | 35.7 µg/m³ | 8.2 µg/m³ |
| 9/16/2026, 11:36:54 AM | 20.6 µg/m³ | 20.8 µg/m³ | 37.3 µg/m³ | 10.1 µg/m³ |
| 9/16/2026, 10:36:43 AM | 19.7 µg/m³ | 20.7 µg/m³ | 37.3 µg/m³ | 15.4 µg/m³ |
| 9/16/2026, 9:36:30 AM | 20.5 µg/m³ | 21 µg/m³ | 41.6 µg/m³ | 25.4 µg/m³ |
| 9/16/2026, 8:36:17 AM | 23 µg/m³ | 28.5 µg/m³ | 52.9 µg/m³ | 39.8 µg/m³ |
| 9/16/2026, 7:36:04 AM | 31.1 µg/m³ | 35.6 µg/m³ | 62.9 µg/m³ | 52.8 µg/m³ |
| 9/16/2026, 6:35:50 AM | 35.3 µg/m³ | 36.1 µg/m³ | 63.7 µg/m³ | 44.7 µg/m³ |
| 9/16/2026, 5:35:38 AM | 34.1 µg/m³ | 34.7 µg/m³ | 60.4 µg/m³ | 23.6 µg/m³ |
| 9/16/2026, 4:35:27 AM | 31.6 µg/m³ | 32.1 µg/m³ | 58.4 µg/m³ | 12.8 µg/m³ |
| 9/16/2026, 3:35:15 AM | 32.2 µg/m³ | 31.9 µg/m³ | 57.5 µg/m³ | 9.7 µg/m³ |
| 9/16/2026, 2:35:01 AM | 31.5 µg/m³ | 31.5 µg/m³ | 58.4 µg/m³ | 9 µg/m³ |
| 9/16/2026, 1:34:53 AM | 30 µg/m³ | 31.5 µg/m³ | 56.6 µg/m³ | 9.5 µg/m³ |