Air Quality History for Ypsilanti, United States
Historical PM2.5 and AQI trend from monitoring stations near Ypsilanti, United States.
30
Current AQI
Good
Good
Air Quality Index Trend
390hPM2.5 Trend
390h · 1 stationDaily Summary
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-04-17 | 27 | 15–61 | 6.7 µg/m³ | 8.8 | 6h | 11 |
| 2026-04-16 | 24 | 14–34 | 5.7 µg/m³ | 7.8 | 24h | 14 |
| 2026-04-15 | 24 | 12–49 | 5.9 µg/m³ | 12.2 | 24h | 13 |
| 2026-04-14 | 24 | 11–42 | 5.7 µg/m³ | 7.7 | 24h | 12 |
| 2026-04-13 | 34 | 24–50 | 8.1 µg/m³ | 7.4 | 17h | 13 |
| 2026-04-12 | 36 | 29–43 | 8.6 µg/m³ | 5.4 | 24h | 14 |
| 2026-04-11 | 38 | 21–55 | 9.2 µg/m³ | 11.8 | 24h | 13 |
| 2026-04-10 | 32 | 20–49 | 7.7 µg/m³ | 9.3 | 24h | 13 |
| 2026-04-09 | 40 | 20–55 | 9.6 µg/m³ | 9.4 | 17h | 13 |
| 2026-04-08 | 26 | 24–27 | 6.1 µg/m³ | 8.5 | 8h | 13 |
| 2026-04-07 | 18 | 14–27 | 4.4 µg/m³ | 0.5 | 24h | 13 |
| 2026-04-06 | 25 | 18–31 | 6.1 µg/m³ | 2.6 | 18h | 13 |
| 2026-04-04 | 20 | 15–31 | 4.9 µg/m³ | 1.1 | 14h | 12 |
| 2026-04-03 | 31 | 18–53 | 7.5 µg/m³ | 5.6 | 24h | 13 |
| 2026-04-02 | 36 | 2–59 | 8.8 µg/m³ | 5.7 | 24h | 11 |
| 2026-04-01 | 24 | 16–54 | 5.9 µg/m³ | 16.7 | 22h | 12 |
| 2026-03-31 | 53 | 36–79 | 13.2 µg/m³ | 19.1 | 24h | 12 |
| 2026-03-30 | 45 | 40–52 | 10.8 µg/m³ | 11.6 | 11h | 12 |
| 2026-03-29 | 34 | 25–39 | 8.1 µg/m³ | 5.5 | 24h | 13 |
| 2026-03-28 | 19 | 1–27 | 4.6 µg/m³ | 0.3 | 13h | 12 |