2021年12月空气质量状况统计
时间 | PM2.5 (ug/m3) | PM10 (ug/m3) | O3 (ug/m3) | NO2 (ug/m3) | SO2 (ug/m3) | CO (mg/m3) | AQI | 首要污染物 | 空气质量 | 等级 |
2021-12-01 | 21 | 56 | 75 | 27 | 8 | 0.7 | 53 | PM10 | 良 | 二级 |
2021-12-02 | 25 | 58 | 80 | 30 | 8 | 0.8 | 54 | PM10 | 良 | 二级 |
2021-12-03 | 25 | 63 | 85 | 33 | 8 | 0.6 | 57 | PM10 | 良 | 二级 |
2021-12-04 | 31 | 62 | 102 | 36 | 7 | 0.6 | 56 | PM10 | 良 | 二级 |
2021-12-05 | 47 | 82 | 103 | 43 | 9 | 0.8 | 66 | PM10 | 良 | 二级 |
2021-12-06 | 53 | 89 | 110 | 40 | 11 | 0.8 | 73 | PM2.5 | 良 | 二级 |
2021-12-07 | 79 | 128 | 79 | 34 | 12 | 1.1 | 105 | PM2.5 | 轻度污染 | 三级 |
2021-12-08 | 92 | 135 | 69 | 28 | 8 | 1.0 | 122 | PM2.5 | 轻度污染 | 三级 |
2021-12-09 | 80 | 132 | 88 | 32 | 6 | 1.1 | 107 | PM2.5 | 轻度污染 | 三级 |
2021-12-10 | 70 | 104 | 120 | 34 | 7 | 1 | 94 | PM2.5 | 良 | 二级 |
2021-12-11 | 104 | 134 | 64 | 24 | 5 | 1.2 | 137 | PM2.5 | 轻度污染 | 三级 |
2021-12-12 | 76 | 102 | 46 | 24 | 5 | 1.2 | 102 | PM2.5 | 轻度污染 | 三级 |
2021-12-13 | 67 | 103 | 80 | 28 | 7 | 1.1 | 90 | PM2.5 | 良 | 二级 |
2021-12-14 | 57 | 88 | 72 | 30 | 8 | 1.1 | 78 | PM2.5 | 良 | 二级 |
2021-12-15 | 59 | 92 | 49 | 39 | 10 | 1.3 | 80 | PM2.5 | 良 | 二级 |
2021-12-16 | 50 | 76 | 61 | 25 | 8 | 0.8 | 69 | PM2.5 | 良 | 二级 |
2021-12-17 | 24 | 64 | 74 | 19 | 8 | 0.7 | 57 | PM10 | 良 | 二级 |
2021-12-18 | 28 | 67 | 73 | 36 | 11 | 0.7 | 59 | PM10 | 良 | 二级 |
2021-12-19 | 47 | 87 | 73 | 34 | 12 | 0.8 | 68 | PM10 | 良 | 二级 |
2021-12-20 | 45 | 80 | 78 | 43 | 11 | 0.7 | 65 | PM10 | 良 | 二级 |
2021-12-21 | 58 | 90 | 89 | 35 | 8 | 0.6 | 79 | PM2.5 | 良 | 二级 |
2021-12-22 | 52 | 84 | 98 | 42 | 8 | 0.6 | 72 | PM2.5 | 良 | 二级 |
2021-12-23 | 91 | 125 | 93 | 42 | 8 | 0.8 | 120 | PM2.5 | 轻度污染 | 三级 |
2021-12-24 | 77 | 108 | 37 | 25 | 5 | 0.8 | 103 | PM2.5 | 轻度污染 | 三级 |
2021-12-25 | 28 | 38 | 60 | 16 | 5 | 0.5 | 40 | 优 | 一级 | |
2021-12-26 | 33 | 45 | 56 | 22 | 8 | 0.6 | 48 | 优 | 一级 | |
2021-12-27 | 45 | 64 | 67 | 27 | 11 | 0.8 | 63 | PM2.5 | 良 | 二级 |
2021-12-28 | 54 | 75 | 77 | 29 | 12 | 0.7 | 74 | PM2.5 | 良 | 二级 |
2021-12-29 | 53 | 81 | 75 | 34 | 9 | 0.7 | 73 | PM2.5 | 良 | 二级 |
2021-12-30 | 49 | 77 | 91 | 38 | 8 | 0.8 | 68 | PM2.5 | 良 | 二级 |
2021-12-31 | 53 | 89 | 58 | 47 | 9 | 0.8 | 73 | PM2.5 | 良 | 二级 |
2021年度环境空气质量统计
月份 | PM2.5(ug/m3) | PM10(ug/m3) | O3_8h(90 百分位) (ug/m3) | NO2(ug/m3) | SO2(ug/m3) | CO(95百分位) (mg/m3) | 各类型天数 | 优良天数 | 有效天数 | 总天数 | 优良率% | |||||
优 | 良 | 轻度污染 | 中度污染 | 重度污染 | 严重污染 | |||||||||||
1 | 69 | 115 | 81 | 30 | 10 | 1.4 | 0 | 20 | 9 | 0 | 2 | 0 | 20 | 31 | 31 | 64.5 |
2 | 50 | 77 | 108 | 17 | 8 | 1.1 | 4 | 21 | 2 | 1 | 0 | 0 | 25 | 28 | 28 | 89.3 |
3 | 28 | 55 | 107 | 20 | 7 | 1.0 | 8 | 19 | 3 | 1 | 0 | 0 | 27 | 31 | 31 | 87.1 |
4 | 27 | 49 | 126 | 16 | 8 | 0.8 | 9 | 18 | 2 | 0 | 0 | 0 | 27 | 29 | 30 | 93.1 |
5 | 27 | 58 | 134 | 13 | 8 | 0.9 | 11 | 20 | 0 | 0 | 0 | 0 | 31 | 31 | 31 | 100 |
6 | 24 | 44 | 161 | 11 | 8 | 0.8 | 11 | 15 | 4 | 0 | 0 | 0 | 26 | 30 | 30 | 86.7 |
7 | 19 | 28 | 113 | 8 | 8 | 0.9 | 21 | 9 | 0 | 0 | 0 | 0 | 30 | 30 | 31 | 100 |
8 | 19 | 29 | 128 | 6 | 11 | 1.0 | 13 | 17 | 0 | 0 | 0 | 0 | 30 | 30 | 31 | 100 |
9 | 23 | 39 | 154 | 14 | 10 | 1.1 | 8 | 21 | 1 | 0 | 0 | 0 | 29 | 30 | 30 | 96.7 |
10 | 29 | 45 | 162 | 22 | 9 | 1.0 | 13 | 12 | 4 | 0 | 0 | 0 | 25 | 29 | 31 | 86.2 |
11 | 43 | 76 | 135 | 28 | 9 | 1.0 | 7 | 18 | 2 | 1 | 0 | 0 | 25 | 28 | 30 | 89.3 |
12 | 54 | 86 | 102 | 32 | 8 | 1.2 | 2 | 22 | 7 | 0 | 0 | 0 | 24 | 31 | 31 | 77.4 |
全年 | 34 | 58 | 136 | 18 | 9 | 1.1 | 107 | 212 | 34 | 3 | 2 | 0 | 319 | 358 | 365 | 89.1 |
上年 | 36 | 63 | 147 | 18 | 8 | 1.2 | 96 | 216 | 42 | 4 | 0 | 0 | 312 | 358 | 366 | 87.2 |
同比 | -5.6% | -7.9% | -7.5% | 0 | 12.5% | -8.3% | 11 | -4 | -8 | -1 | 2 | 0 | 7 | 0 | -1 | 1.9 |
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