Boryeong AQI History
Hourly air quality data for the past 24 hours in Boryeong, Chungnam.
24-Hour Summary
Average AQI
97
Peak AQI
176
Best AQI
43
Hourly AQI Data
| Time | AQI | Category | PM2.5 | PM10 |
|---|---|---|---|---|
| 08:00 pm | 93 | Moderate | 31.9 | 40.2 |
| 09:00 pm | 94 | Moderate | 32.2 | 38.8 |
| 10:00 pm | 107 | Unhealthy for Sensitive Groups | 38.1 | 48.9 |
| 11:00 pm | 119 | Unhealthy for Sensitive Groups | 42.7 | 57.7 |
| 12:00 am | 131 | Unhealthy for Sensitive Groups | 47.8 | 66.1 |
| 01:00 am | 142 | Unhealthy for Sensitive Groups | 52.3 | 72.4 |
| 02:00 am | 147 | Unhealthy for Sensitive Groups | 54.1 | 74.3 |
| 03:00 am | 151 | Unhealthy | 56.0 | 76.1 |
| 04:00 am | 154 | Unhealthy | 60.3 | 78.7 |
| 05:00 am | 158 | Unhealthy | 65.9 | 83.1 |
| 06:00 am | 163 | Unhealthy | 73.3 | 88.7 |
| 07:00 am | 158 | Unhealthy | 66.1 | 83.1 |
| 08:00 am | 139 | Unhealthy for Sensitive Groups | 50.8 | 76.6 |
| 09:00 am | 154 | Unhealthy | 59.5 | 86.4 |
| 10:00 am | 152 | Unhealthy | 57.6 | 84.5 |
| 11:00 am | 146 | Unhealthy for Sensitive Groups | 53.7 | 78.5 |
| 12:00 pm | 122 | Unhealthy for Sensitive Groups | 43.9 | 62.2 |
| 01:00 pm | 98 | Moderate | 34.3 | 46.7 |
| 02:00 pm | 84 | Moderate | 26.8 | 34.8 |
| 03:00 pm | 71 | Moderate | 20.1 | 25.1 |
| 04:00 pm | 60 | Moderate | 13.9 | 17.3 |
| 05:00 pm | 52 | Moderate | 9.5 | 12.4 |
| 06:00 pm | 43 | Good | 7.7 | 10.7 |
| 07:00 pm | 52 | Moderate | 9.7 | 13.6 |
| 08:00 pm | 60 | Moderate | 13.9 | 18.6 |
| 09:00 pm | 53 | Moderate | 10.3 | 14.0 |
| 10:00 pm | 57 | Moderate | 12.3 | 16.9 |
| 11:00 pm | 61 | Moderate | 14.5 | 19.6 |
| 12:00 am | 64 | Moderate | 16.3 | 21.7 |
| 01:00 am | 66 | Moderate | 17.3 | 22.9 |
| 02:00 am | 68 | Moderate | 18.0 | 23.7 |
| 03:00 am | 69 | Moderate | 18.7 | 24.5 |
| 04:00 am | 70 | Moderate | 19.3 | 25.3 |
| 05:00 am | 73 | Moderate | 21.0 | 27.4 |
| 06:00 am | 94 | Moderate | 32.0 | 38.9 |
| 07:00 am | 77 | Moderate | 23.1 | 27.6 |
| 08:00 am | 74 | Moderate | 21.3 | 28.5 |
| 09:00 am | 80 | Moderate | 24.6 | 34.5 |
| 10:00 am | 80 | Moderate | 24.4 | 34.6 |
| 11:00 am | 80 | Moderate | 24.6 | 34.8 |
| 12:00 pm | 77 | Moderate | 23.2 | 32.6 |
| 01:00 pm | 72 | Moderate | 20.4 | 28.5 |
| 02:00 pm | 68 | Moderate | 18.4 | 25.8 |
| 03:00 pm | 67 | Moderate | 17.6 | 25.1 |
| 04:00 pm | 68 | Moderate | 18.1 | 26.6 |
| 05:00 pm | 70 | Moderate | 19.4 | 28.9 |
| 06:00 pm | 74 | Moderate | 21.4 | 31.7 |
| 07:00 pm | 77 | Moderate | 23.2 | 33.5 |
| 08:00 pm | 84 | Moderate | 26.9 | 37.4 |
| 09:00 pm | 79 | Moderate | 24.2 | 31.9 |
| 10:00 pm | 84 | Moderate | 26.7 | 34.7 |
| 11:00 pm | 86 | Moderate | 27.9 | 36.4 |
| 12:00 am | 88 | Moderate | 29.2 | 38.2 |
| 01:00 am | 89 | Moderate | 29.7 | 39.2 |
| 02:00 am | 91 | Moderate | 30.4 | 40.2 |
| 03:00 am | 131 | Unhealthy for Sensitive Groups | 47.8 | 54.9 |
| 04:00 am | 143 | Unhealthy for Sensitive Groups | 52.5 | 58.3 |
| 05:00 am | 147 | Unhealthy for Sensitive Groups | 54.2 | 59.8 |
| 06:00 am | 154 | Unhealthy | 59.3 | 64.0 |
| 07:00 am | 136 | Unhealthy for Sensitive Groups | 49.8 | 52.5 |
| 08:00 am | 113 | Unhealthy for Sensitive Groups | 40.4 | 43.5 |
| 09:00 am | 101 | Unhealthy for Sensitive Groups | 35.5 | 40.3 |
| 10:00 am | 88 | Moderate | 28.9 | 32.9 |
| 11:00 am | 67 | Moderate | 17.6 | 20.7 |
| 12:00 pm | 53 | Moderate | 10.1 | 12.7 |
| 01:00 pm | 52 | Moderate | 9.5 | 11.8 |
| 02:00 pm | 52 | Moderate | 9.8 | 12.2 |
| 03:00 pm | 54 | Moderate | 10.9 | 13.2 |
| 04:00 pm | 58 | Moderate | 13.1 | 15.1 |
| 05:00 pm | 59 | Moderate | 13.6 | 15.5 |
| 06:00 pm | 63 | Moderate | 15.7 | 17.3 |
| 07:00 pm | 71 | Moderate | 20.1 | 21.5 |
| 08:00 pm | 81 | Moderate | 25.4 | 26.4 |
| 09:00 pm | 79 | Moderate | 23.9 | 24.5 |
| 10:00 pm | 79 | Moderate | 24.2 | 24.7 |
| 11:00 pm | 87 | Moderate | 28.6 | 29.0 |
| 12:00 am | 87 | Moderate | 28.6 | 29.0 |
| 01:00 am | 88 | Moderate | 28.8 | 29.1 |
| 02:00 am | 87 | Moderate | 28.2 | 28.6 |
| 03:00 am | 86 | Moderate | 28.1 | 28.4 |
| 04:00 am | 86 | Moderate | 28.0 | 28.3 |
| 05:00 am | 89 | Moderate | 29.6 | 29.9 |
| 06:00 am | 94 | Moderate | 32.1 | 32.5 |
| 07:00 am | 88 | Moderate | 28.7 | 28.9 |
| 08:00 am | 93 | Moderate | 31.8 | 32.2 |
| 09:00 am | 148 | Unhealthy for Sensitive Groups | 54.4 | 60.1 |
| 10:00 am | 106 | Unhealthy for Sensitive Groups | 37.6 | 43.9 |
| 11:00 am | 81 | Moderate | 25.4 | 31.8 |
| 12:00 pm | 75 | Moderate | 22.2 | 28.8 |
| 01:00 pm | 74 | Moderate | 21.2 | 28.1 |
| 02:00 pm | 73 | Moderate | 20.8 | 28.3 |
| 03:00 pm | 72 | Moderate | 20.5 | 28.6 |
| 04:00 pm | 72 | Moderate | 20.3 | 28.5 |
| 05:00 pm | 72 | Moderate | 20.4 | 28.8 |
| 06:00 pm | 72 | Moderate | 20.4 | 28.3 |
| 07:00 pm | 74 | Moderate | 21.5 | 28.9 |
| 08:00 pm | 79 | Moderate | 24.2 | 31.3 |
| 09:00 pm | 125 | Unhealthy for Sensitive Groups | 45.1 | 57.7 |
| 10:00 pm | 136 | Unhealthy for Sensitive Groups | 49.7 | 62.2 |
| 11:00 pm | 145 | Unhealthy for Sensitive Groups | 53.3 | 65.7 |
| 12:00 am | 151 | Unhealthy | 55.6 | 68.0 |
| 01:00 am | 152 | Unhealthy | 57.4 | 69.6 |
| 02:00 am | 152 | Unhealthy | 57.6 | 69.6 |
| 03:00 am | 151 | Unhealthy | 55.8 | 66.8 |
| 04:00 am | 148 | Unhealthy for Sensitive Groups | 54.7 | 65.2 |
| 05:00 am | 149 | Unhealthy for Sensitive Groups | 54.9 | 65.0 |
| 06:00 am | 150 | Unhealthy for Sensitive Groups | 55.4 | 65.0 |
| 07:00 am | 151 | Unhealthy | 56.2 | 64.5 |
| 08:00 am | 154 | Unhealthy | 60.1 | 68.9 |
| 09:00 am | 155 | Unhealthy | 61.0 | 68.2 |
| 10:00 am | 146 | Unhealthy for Sensitive Groups | 53.6 | 61.5 |
| 11:00 am | 128 | Unhealthy for Sensitive Groups | 46.4 | 54.1 |
| 12:00 pm | 105 | Unhealthy for Sensitive Groups | 37.1 | 43.7 |
| 01:00 pm | 86 | Moderate | 28.1 | 33.1 |
| 02:00 pm | 66 | Moderate | 17.2 | 20.7 |
| 03:00 pm | 59 | Moderate | 13.5 | 16.1 |
| 04:00 pm | 56 | Moderate | 11.9 | 14.3 |
| 05:00 pm | 67 | Moderate | 17.5 | 20.8 |
| 06:00 pm | 56 | Moderate | 11.7 | 14.3 |
| 07:00 pm | 59 | Moderate | 13.2 | 16.1 |
| 08:00 pm | 68 | Moderate | 18.2 | 21.6 |
| 09:00 pm | 93 | Moderate | 31.9 | 36.9 |
| 10:00 pm | 96 | Moderate | 33.1 | 37.8 |
| 11:00 pm | 96 | Moderate | 33.5 | 38.2 |
| 12:00 am | 97 | Moderate | 33.6 | 38.3 |
| 01:00 am | 95 | Moderate | 32.7 | 37.5 |
| 02:00 am | 92 | Moderate | 31.3 | 36.4 |
| 03:00 am | 89 | Moderate | 29.7 | 34.9 |
| 04:00 am | 86 | Moderate | 27.9 | 33.2 |
| 05:00 am | 84 | Moderate | 26.7 | 32.0 |
| 06:00 am | 82 | Moderate | 25.8 | 31.2 |
| 07:00 am | 78 | Moderate | 23.7 | 28.2 |
| 08:00 am | 75 | Moderate | 21.8 | 26.3 |
| 09:00 am | 96 | Moderate | 33.5 | 40.9 |
| 10:00 am | 87 | Moderate | 28.6 | 35.4 |
| 11:00 am | 86 | Moderate | 27.9 | 34.8 |
| 12:00 pm | 90 | Moderate | 30.2 | 37.3 |
| 01:00 pm | 93 | Moderate | 31.5 | 38.5 |
| 02:00 pm | 93 | Moderate | 31.5 | 38.3 |
| 03:00 pm | 92 | Moderate | 31.0 | 37.4 |
| 04:00 pm | 92 | Moderate | 31.0 | 36.8 |
| 05:00 pm | 94 | Moderate | 32.1 | 38.0 |
| 06:00 pm | 95 | Moderate | 32.9 | 38.3 |
| 07:00 pm | 100 | Moderate | 35.4 | 40.7 |
| 08:00 pm | 113 | Unhealthy for Sensitive Groups | 40.4 | 45.3 |
| 09:00 pm | 148 | Unhealthy for Sensitive Groups | 54.4 | 61.7 |
| 10:00 pm | 146 | Unhealthy for Sensitive Groups | 53.9 | 61.2 |
| 11:00 pm | 143 | Unhealthy for Sensitive Groups | 52.7 | 60.5 |
| 12:00 am | 141 | Unhealthy for Sensitive Groups | 51.6 | 59.3 |
| 01:00 am | 139 | Unhealthy for Sensitive Groups | 51.0 | 58.8 |
| 02:00 am | 141 | Unhealthy for Sensitive Groups | 51.6 | 59.5 |
| 03:00 am | 146 | Unhealthy for Sensitive Groups | 53.9 | 61.7 |
| 04:00 am | 157 | Unhealthy | 64.7 | 72.6 |
| 05:00 am | 162 | Unhealthy | 71.2 | 78.9 |
| 06:00 am | 171 | Unhealthy | 83.6 | 90.8 |
| 07:00 am | 176 | Unhealthy | 90.8 | 97.3 |
| 08:00 am | 172 | Unhealthy | 85.9 | 93.4 |
| 09:00 am | 82 | Moderate | 25.9 | 28.4 |
| 10:00 am | 75 | Moderate | 21.8 | 24.9 |
| 11:00 am | 62 | Moderate | 15.0 | 18.2 |
| 12:00 pm | 56 | Moderate | 11.6 | 13.4 |
| 01:00 pm | 55 | Moderate | 11.2 | 12.6 |
| 02:00 pm | 56 | Moderate | 11.8 | 13.3 |
| 03:00 pm | 54 | Moderate | 10.6 | 13.0 |
| 04:00 pm | 58 | Moderate | 12.9 | 13.9 |
| 05:00 pm | 60 | Moderate | 14.0 | 14.7 |
| 06:00 pm | 61 | Moderate | 14.2 | 15.4 |
| 07:00 pm | 67 | Moderate | 17.9 | 19.4 |