Taichang AQI History
Hourly air quality data for the past 24 hours in Taichang, Gansu.
24-Hour Summary
Average AQI
72
Peak AQI
122
Best AQI
4
Hourly AQI Data
| Time | AQI | Category | PM2.5 | PM10 |
|---|---|---|---|---|
| 10:00 am | 85 | Moderate | 27.1 | 95.0 |
| 11:00 am | 81 | Moderate | 25.4 | 90.3 |
| 12:00 pm | 79 | Moderate | 23.9 | 92.7 |
| 01:00 pm | 77 | Moderate | 23.2 | 97.1 |
| 02:00 pm | 77 | Moderate | 23.1 | 98.3 |
| 03:00 pm | 77 | Moderate | 23.3 | 97.6 |
| 04:00 pm | 77 | Moderate | 23.3 | 96.9 |
| 05:00 pm | 76 | Moderate | 22.7 | 93.6 |
| 06:00 pm | 74 | Moderate | 21.7 | 82.0 |
| 07:00 pm | 73 | Moderate | 20.7 | 68.5 |
| 08:00 pm | 73 | Moderate | 21.1 | 71.5 |
| 09:00 pm | 74 | Moderate | 21.5 | 71.9 |
| 10:00 pm | 75 | Moderate | 21.9 | 73.6 |
| 11:00 pm | 76 | Moderate | 22.7 | 76.1 |
| 12:00 am | 78 | Moderate | 23.6 | 78.2 |
| 01:00 am | 79 | Moderate | 24.3 | 79.9 |
| 02:00 am | 80 | Moderate | 24.7 | 80.3 |
| 03:00 am | 80 | Moderate | 24.6 | 78.9 |
| 04:00 am | 79 | Moderate | 24.1 | 76.6 |
| 05:00 am | 78 | Moderate | 23.5 | 74.0 |
| 06:00 am | 77 | Moderate | 22.8 | 71.5 |
| 07:00 am | 74 | Moderate | 21.7 | 64.7 |
| 08:00 am | 66 | Moderate | 17.0 | 49.6 |
| 09:00 am | 66 | Moderate | 17.2 | 55.1 |
| 10:00 am | 67 | Moderate | 17.6 | 64.7 |
| 11:00 am | 64 | Moderate | 16.2 | 67.8 |
| 12:00 pm | 59 | Moderate | 13.2 | 55.4 |
| 01:00 pm | 56 | Moderate | 11.6 | 47.4 |
| 02:00 pm | 54 | Moderate | 10.7 | 42.8 |
| 03:00 pm | 53 | Moderate | 10.0 | 39.3 |
| 04:00 pm | 52 | Moderate | 9.6 | 37.0 |
| 05:00 pm | 51 | Moderate | 9.3 | 35.0 |
| 06:00 pm | 51 | Moderate | 9.1 | 33.4 |
| 07:00 pm | 50 | Good | 9.0 | 27.9 |
| 08:00 pm | 11 | Good | 2.0 | 2.3 |
| 09:00 pm | 17 | Good | 3.0 | 4.1 |
| 10:00 pm | 24 | Good | 4.4 | 8.3 |
| 11:00 pm | 38 | Good | 6.9 | 15.7 |
| 12:00 am | 51 | Moderate | 9.2 | 23.0 |
| 01:00 am | 54 | Moderate | 10.8 | 29.0 |
| 02:00 am | 56 | Moderate | 12.0 | 33.3 |
| 03:00 am | 59 | Moderate | 13.2 | 36.2 |
| 04:00 am | 61 | Moderate | 14.3 | 38.6 |
| 05:00 am | 63 | Moderate | 15.3 | 41.0 |
| 06:00 am | 65 | Moderate | 16.4 | 43.1 |
| 07:00 am | 65 | Moderate | 16.8 | 42.3 |
| 08:00 am | 58 | Moderate | 13.1 | 32.4 |
| 09:00 am | 57 | Moderate | 12.4 | 29.4 |
| 10:00 am | 52 | Moderate | 9.7 | 21.4 |
| 11:00 am | 38 | Good | 6.9 | 14.2 |
| 12:00 pm | 28 | Good | 5.1 | 10.2 |
| 01:00 pm | 21 | Good | 3.8 | 7.3 |
| 02:00 pm | 17 | Good | 3.0 | 5.7 |
| 03:00 pm | 16 | Good | 2.8 | 5.5 |
| 04:00 pm | 16 | Good | 2.8 | 5.5 |
| 05:00 pm | 16 | Good | 2.9 | 5.7 |
| 06:00 pm | 17 | Good | 3.1 | 6.0 |
| 07:00 pm | 19 | Good | 3.5 | 5.9 |
| 08:00 pm | 4 | Good | 0.7 | 0.7 |
| 09:00 pm | 8 | Good | 1.4 | 1.4 |
| 10:00 pm | 11 | Good | 2.0 | 2.2 |
| 11:00 pm | 16 | Good | 2.9 | 3.3 |
| 12:00 am | 20 | Good | 3.6 | 4.1 |
| 01:00 am | 26 | Good | 4.7 | 5.3 |
| 02:00 am | 34 | Good | 6.1 | 6.7 |
| 03:00 am | 41 | Good | 7.3 | 8.0 |
| 04:00 am | 47 | Good | 8.4 | 9.2 |
| 05:00 am | 52 | Moderate | 9.4 | 10.3 |
| 06:00 am | 53 | Moderate | 10.4 | 11.4 |
| 07:00 am | 55 | Moderate | 11.0 | 12.0 |
| 08:00 am | 27 | Good | 4.8 | 4.8 |
| 09:00 am | 14 | Good | 2.6 | 2.7 |
| 10:00 am | 8 | Good | 1.5 | 1.5 |
| 11:00 am | 8 | Good | 1.4 | 1.8 |
| 12:00 pm | 25 | Good | 4.5 | 15.8 |
| 01:00 pm | 54 | Moderate | 10.7 | 50.3 |
| 02:00 pm | 70 | Moderate | 17.6 | 94.5 |
| 03:00 pm | 99 | Moderate | 27.4 | 151.8 |
| 04:00 pm | 117 | Unhealthy for Sensitive Groups | 35.6 | 187.7 |
| 05:00 pm | 118 | Unhealthy for Sensitive Groups | 40.0 | 190.5 |
| 06:00 pm | 110 | Unhealthy for Sensitive Groups | 39.1 | 152.3 |
| 07:00 pm | 110 | Unhealthy for Sensitive Groups | 39.0 | 136.4 |
| 08:00 pm | 115 | Unhealthy for Sensitive Groups | 41.0 | 143.9 |
| 09:00 pm | 117 | Unhealthy for Sensitive Groups | 41.8 | 146.7 |
| 10:00 pm | 115 | Unhealthy for Sensitive Groups | 41.3 | 139.7 |
| 11:00 pm | 113 | Unhealthy for Sensitive Groups | 40.3 | 127.1 |
| 12:00 am | 108 | Unhealthy for Sensitive Groups | 38.5 | 111.1 |
| 01:00 am | 105 | Unhealthy for Sensitive Groups | 37.0 | 100.1 |
| 02:00 am | 101 | Unhealthy for Sensitive Groups | 35.7 | 93.8 |
| 03:00 am | 99 | Moderate | 34.6 | 91.5 |
| 04:00 am | 97 | Moderate | 33.6 | 91.0 |
| 05:00 am | 95 | Moderate | 32.8 | 91.5 |
| 06:00 am | 94 | Moderate | 32.4 | 94.1 |
| 07:00 am | 94 | Moderate | 32.1 | 98.5 |
| 08:00 am | 92 | Moderate | 30.9 | 86.8 |
| 09:00 am | 104 | Unhealthy for Sensitive Groups | 36.7 | 129.9 |
| 10:00 am | 116 | Unhealthy for Sensitive Groups | 41.4 | 157.4 |
| 11:00 am | 120 | Unhealthy for Sensitive Groups | 43.4 | 167.2 |
| 12:00 pm | 122 | Unhealthy for Sensitive Groups | 43.9 | 169.0 |
| 01:00 pm | 115 | Unhealthy for Sensitive Groups | 41.2 | 154.6 |
| 02:00 pm | 106 | Unhealthy for Sensitive Groups | 37.7 | 139.2 |
| 03:00 pm | 100 | Moderate | 35.2 | 127.6 |
| 04:00 pm | 95 | Moderate | 32.8 | 119.2 |
| 05:00 pm | 93 | Moderate | 31.4 | 113.2 |
| 06:00 pm | 91 | Moderate | 30.6 | 108.7 |
| 07:00 pm | 88 | Moderate | 29.1 | 89.9 |
| 08:00 pm | 80 | Moderate | 24.4 | 76.1 |
| 09:00 pm | 82 | Moderate | 26.0 | 80.6 |
| 10:00 pm | 85 | Moderate | 27.2 | 83.6 |
| 11:00 pm | 87 | Moderate | 28.6 | 87.5 |
| 12:00 am | 90 | Moderate | 30.3 | 93.1 |
| 01:00 am | 93 | Moderate | 31.7 | 98.7 |
| 02:00 am | 96 | Moderate | 33.3 | 103.8 |
| 03:00 am | 99 | Moderate | 34.8 | 108.3 |
| 04:00 am | 103 | Unhealthy for Sensitive Groups | 36.2 | 112.5 |
| 05:00 am | 106 | Unhealthy for Sensitive Groups | 37.5 | 116.4 |
| 06:00 am | 109 | Unhealthy for Sensitive Groups | 38.6 | 120.1 |
| 07:00 am | 109 | Unhealthy for Sensitive Groups | 38.6 | 118.0 |
| 08:00 am | 96 | Moderate | 33.2 | 98.5 |
| 09:00 am | 103 | Unhealthy for Sensitive Groups | 36.4 | 112.7 |
| 10:00 am | 107 | Unhealthy for Sensitive Groups | 38.0 | 120.6 |
| 11:00 am | 105 | Unhealthy for Sensitive Groups | 37.0 | 118.3 |
| 12:00 pm | 98 | Moderate | 34.3 | 111.5 |
| 01:00 pm | 89 | Moderate | 29.7 | 100.1 |
| 02:00 pm | 80 | Moderate | 24.9 | 85.9 |
| 03:00 pm | 75 | Moderate | 22.0 | 76.1 |
| 04:00 pm | 73 | Moderate | 20.8 | 70.8 |
| 05:00 pm | 72 | Moderate | 20.3 | 67.8 |
| 06:00 pm | 71 | Moderate | 20.0 | 65.4 |
| 07:00 pm | 71 | Moderate | 19.9 | 58.0 |
| 08:00 pm | 77 | Moderate | 22.9 | 68.5 |
| 09:00 pm | 78 | Moderate | 23.7 | 68.9 |
| 10:00 pm | 79 | Moderate | 24.0 | 68.0 |
| 11:00 pm | 79 | Moderate | 24.0 | 67.3 |
| 12:00 am | 79 | Moderate | 24.0 | 68.2 |
| 01:00 am | 80 | Moderate | 24.4 | 71.5 |
| 02:00 am | 81 | Moderate | 25.1 | 75.7 |
| 03:00 am | 82 | Moderate | 26.0 | 77.8 |
| 04:00 am | 84 | Moderate | 26.9 | 79.2 |
| 05:00 am | 85 | Moderate | 27.6 | 80.1 |
| 06:00 am | 87 | Moderate | 28.3 | 80.1 |
| 07:00 am | 86 | Moderate | 27.8 | 75.7 |
| 08:00 am | 68 | Moderate | 18.2 | 43.0 |
| 09:00 am | 66 | Moderate | 17.3 | 41.2 |
| 10:00 am | 64 | Moderate | 15.9 | 44.6 |
| 11:00 am | 64 | Moderate | 16.2 | 58.9 |
| 12:00 pm | 63 | Moderate | 15.4 | 63.3 |
| 01:00 pm | 65 | Moderate | 16.4 | 69.2 |
| 02:00 pm | 75 | Moderate | 21.9 | 87.1 |
| 03:00 pm | 84 | Moderate | 26.9 | 96.9 |
| 04:00 pm | 93 | Moderate | 31.9 | 110.4 |
| 05:00 pm | 92 | Moderate | 31.2 | 106.6 |
| 06:00 pm | 87 | Moderate | 28.6 | 95.5 |
| 07:00 pm | 82 | Moderate | 25.8 | 72.9 |
| 08:00 pm | 73 | Moderate | 20.8 | 40.0 |
| 09:00 pm | 74 | Moderate | 21.5 | 48.5 |
| 10:00 pm | 75 | Moderate | 21.8 | 52.0 |
| 11:00 pm | 75 | Moderate | 22.2 | 55.6 |
| 12:00 am | 75 | Moderate | 22.2 | 58.3 |
| 01:00 am | 75 | Moderate | 22.0 | 60.5 |
| 02:00 am | 75 | Moderate | 21.8 | 62.9 |
| 03:00 am | 74 | Moderate | 21.7 | 65.4 |
| 04:00 am | 74 | Moderate | 21.5 | 67.8 |
| 05:00 am | 74 | Moderate | 21.3 | 70.3 |
| 06:00 am | 73 | Moderate | 21.1 | 72.6 |
| 07:00 am | 71 | Moderate | 19.8 | 60.8 |
| 08:00 am | 76 | Moderate | 22.4 | 73.6 |
| 09:00 am | 80 | Moderate | 24.6 | 84.8 |