空气污染在 Xiyuan ：实时空气质量指数和烟雾警报。
城市污染和空气质量 Xiyuan 。 今天是 2024年5月17日星期五 。 已记录下列空气污染值 Xiyuan ：- 二氧化氮（NO2） - 7 (好)
- 颗粒物(PM10)悬浮尘埃 - 19 (好)
- 臭氧 （O3） - 91 (温和)
- 尘埃 - 10 (好)
- 二氧化硫 （SO2） - 0 (好)
- 一氧化碳 （CO） - 100 (好)
今天，美国 Xiyuan 。 空气中的空气是否 Xiyuan ？有烟雾吗？
NO2 水平有多高？ (二氧化氮（NO2）)
7 (好)
今天下午的 PM10 Xiyuan ？ (颗粒物(PM10)悬浮尘埃)
目前颗粒物PM10的 Xiyuan ：
19 (好)
最高 PM10 值通常以月份为 110 (2018年11月) 。
颗粒物PM10污染的最低值 Xiyuan 记录为： 八月 (38) 。
今天 O3 级别在 Xiyuan ？ (臭氧 （O3）)
91 (温和)
目前 PM2.5 的当前 Xiyuan ？ (尘埃)
今天的 PM2.5 级别是：
10 (好)
相比之下，过去 7 天内 PM2.5 Xiyuan 的最高水平是： 20 (2022年5月27日星期五) 和最低： 20 (2022年5月27日星期五) 。
记录的最高 PM2.5 值： 69 (2018年11月) 。
颗粒物PM2.5污染的最低水平发生在月份： 八月 (22) 。
SO2 污染程度如何？ (二氧化硫 （SO2）)
0 (好)
CO 级别有多高？ (一氧化碳 （CO）)
100 (好)
当前数据 2022年5月27日星期五 下午12:00
NO2 7 (好)
PM10 19 (好)
O3 91 (温和)
PM2,5 10 (好)
SO2 0 (好)
CO 100 (好)
最近几天的空气污染数据 Xiyuan
index
2022-05-27
no2
20
Good
pm10
27
Moderate
o3
39
Good
pm25
20
Moderate
so2
5
Good
co
240
Good
data source »
空气污染在 Xiyuan 从 2018年10月 2020年5月
index
2020-05
2020-04
2020-03
2020-02
2020-01
2019-12
2019-11
2019-10
2019-09
2019-08
2019-07
2019-06
2019-05
2019-04
2019-03
2019-02
2019-01
2018-12
2018-11
2018-10
pm25
43 (Unhealthy for Sensitive Groups)
31 (Moderate)
35 (Moderate)
65 (Unhealthy)
61 (Unhealthy)
44 (Unhealthy for Sensitive Groups)
43 (Unhealthy for Sensitive Groups)
38 (Unhealthy for Sensitive Groups)
33 (Moderate)
22 (Moderate)
37 (Unhealthy for Sensitive Groups)
38 (Unhealthy for Sensitive Groups)
35 (Moderate)
49 (Unhealthy for Sensitive Groups)
51 (Unhealthy for Sensitive Groups)
58 (Unhealthy)
52 (Unhealthy for Sensitive Groups)
36 (Unhealthy for Sensitive Groups)
69 (Unhealthy)
38 (Unhealthy for Sensitive Groups)
co
644 (Good)
419 (Good)
516 (Good)
894 (Good)
1 (Good)
858 (Good)
815 (Good)
671 (Good)
671 (Good)
545 (Good)
648 (Good)
682 (Good)
505 (Good)
566 (Good)
647 (Good)
871 (Good)
1 (Good)
796 (Good)
1 (Good)
687 (Good)
no2
24 (Good)
30 (Good)
28 (Good)
31 (Good)
46 (Moderate)
48 (Moderate)
47 (Moderate)
45 (Moderate)
39 (Good)
30 (Good)
32 (Good)
34 (Good)
43 (Moderate)
42 (Moderate)
45 (Moderate)
40 (Good)
56 (Moderate)
47 (Moderate)
64 (Moderate)
53 (Moderate)
o3
147 (Unhealthy for Sensitive Groups)
132 (Unhealthy for Sensitive Groups)
95 (Moderate)
76 (Moderate)
62 (Good)
46 (Good)
43 (Good)
71 (Moderate)
177 (Unhealthy)
139 (Unhealthy for Sensitive Groups)
182 (Very Unhealthy)
208 (Very Unhealthy)
164 (Unhealthy)
117 (Moderate)
97 (Moderate)
74 (Moderate)
55 (Good)
51 (Good)
53 (Good)
75 (Moderate)
pm10
73 (Unhealthy for Sensitive Groups)
67 (Unhealthy for Sensitive Groups)
53 (Unhealthy for Sensitive Groups)
61 (Unhealthy for Sensitive Groups)
72 (Unhealthy for Sensitive Groups)
66 (Unhealthy for Sensitive Groups)
83 (Unhealthy)
68 (Unhealthy for Sensitive Groups)
59 (Unhealthy for Sensitive Groups)
38 (Moderate)
52 (Unhealthy for Sensitive Groups)
63 (Unhealthy for Sensitive Groups)
81 (Unhealthy)
97 (Unhealthy)
88 (Unhealthy)
78 (Unhealthy for Sensitive Groups)
92 (Unhealthy)
82 (Unhealthy)
110 (Very Unhealthy)
65 (Unhealthy for Sensitive Groups)
so2
3.7 (Good)
3.8 (Good)
4.1 (Good)
4.6 (Good)
6.9 (Good)
4.9 (Good)
4.1 (Good)
2.9 (Good)
3 (Good)
2.5 (Good)
2.9 (Good)
3.8 (Good)
4.1 (Good)
4.6 (Good)
5.9 (Good)
6.1 (Good)
9.1 (Good)
6.2 (Good)
5.9 (Good)
3.4 (Good)
data source »
海淀区万柳
2022年5月27日星期五 下午12:00
NO2 7.3 (好)
二氧化氮（NO2）
PM10 19 (好)
颗粒物(PM10)悬浮尘埃
O3 91 (温和)
臭氧 （O3）
PM2,5 10 (好)
尘埃
SO2 0.1 (好)
二氧化硫 （SO2）
CO 100 (好)
一氧化碳 （CO）
海淀区万柳
index
2022-05-27
no2
20
pm10
27
o3
39
pm25
20
so2
4.9
co
240
海淀区万柳
2018-10 2020-05
index
2020-05
2020-04
2020-03
2020-02
2020-01
2019-12
2019-11
2019-10
2019-09
2019-08
2019-07
2019-06
2019-05
2019-04
2019-03
2019-02
2019-01
2018-12
2018-11
2018-10
pm25
43
31
35
65
61
44
43
38
33
22
37
38
35
49
51
58
52
36
69
38
co
644
419
516
894
1
858
815
671
671
545
648
682
505
566
647
871
1
796
1
687
no2
24
30
28
31
46
48
47
45
39
30
32
34
43
42
45
40
56
47
64
53
o3
147
132
95
76
62
46
43
71
177
139
182
208
164
117
97
74
55
51
53
75
pm10
73
67
53
61
72
66
83
68
59
38
52
63
81
97
88
78
92
82
110
65
so2
3.7
3.8
4.1
4.6
6.9
4.9
4.1
2.9
3
2.5
2.9
3.8
4.1
4.6
5.9
6.1
9.1
6.2
5.9
3.4
* Pollution data source:
https://openaq.org
(ChinaAQIData)
The data is licensed under CC-By 4.0
NO2 7 (好)
PM10 19 (好)
O3 91 (温和)
PM2,5 10 (好)
SO2 0 (好)
CO 100 (好)
最近几天的空气污染数据 Xiyuan
| index | 2022-05-27 |
|---|---|
| no2 | 20 Good |
| pm10 | 27 Moderate |
| o3 | 39 Good |
| pm25 | 20 Moderate |
| so2 | 5 Good |
| co | 240 Good |
| index | 2020-05 | 2020-04 | 2020-03 | 2020-02 | 2020-01 | 2019-12 | 2019-11 | 2019-10 | 2019-09 | 2019-08 | 2019-07 | 2019-06 | 2019-05 | 2019-04 | 2019-03 | 2019-02 | 2019-01 | 2018-12 | 2018-11 | 2018-10 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| pm25 | 43 (Unhealthy for Sensitive Groups) | 31 (Moderate) | 35 (Moderate) | 65 (Unhealthy) | 61 (Unhealthy) | 44 (Unhealthy for Sensitive Groups) | 43 (Unhealthy for Sensitive Groups) | 38 (Unhealthy for Sensitive Groups) | 33 (Moderate) | 22 (Moderate) | 37 (Unhealthy for Sensitive Groups) | 38 (Unhealthy for Sensitive Groups) | 35 (Moderate) | 49 (Unhealthy for Sensitive Groups) | 51 (Unhealthy for Sensitive Groups) | 58 (Unhealthy) | 52 (Unhealthy for Sensitive Groups) | 36 (Unhealthy for Sensitive Groups) | 69 (Unhealthy) | 38 (Unhealthy for Sensitive Groups) |
| co | 644 (Good) | 419 (Good) | 516 (Good) | 894 (Good) | 1 (Good) | 858 (Good) | 815 (Good) | 671 (Good) | 671 (Good) | 545 (Good) | 648 (Good) | 682 (Good) | 505 (Good) | 566 (Good) | 647 (Good) | 871 (Good) | 1 (Good) | 796 (Good) | 1 (Good) | 687 (Good) |
| no2 | 24 (Good) | 30 (Good) | 28 (Good) | 31 (Good) | 46 (Moderate) | 48 (Moderate) | 47 (Moderate) | 45 (Moderate) | 39 (Good) | 30 (Good) | 32 (Good) | 34 (Good) | 43 (Moderate) | 42 (Moderate) | 45 (Moderate) | 40 (Good) | 56 (Moderate) | 47 (Moderate) | 64 (Moderate) | 53 (Moderate) |
| o3 | 147 (Unhealthy for Sensitive Groups) | 132 (Unhealthy for Sensitive Groups) | 95 (Moderate) | 76 (Moderate) | 62 (Good) | 46 (Good) | 43 (Good) | 71 (Moderate) | 177 (Unhealthy) | 139 (Unhealthy for Sensitive Groups) | 182 (Very Unhealthy) | 208 (Very Unhealthy) | 164 (Unhealthy) | 117 (Moderate) | 97 (Moderate) | 74 (Moderate) | 55 (Good) | 51 (Good) | 53 (Good) | 75 (Moderate) |
| pm10 | 73 (Unhealthy for Sensitive Groups) | 67 (Unhealthy for Sensitive Groups) | 53 (Unhealthy for Sensitive Groups) | 61 (Unhealthy for Sensitive Groups) | 72 (Unhealthy for Sensitive Groups) | 66 (Unhealthy for Sensitive Groups) | 83 (Unhealthy) | 68 (Unhealthy for Sensitive Groups) | 59 (Unhealthy for Sensitive Groups) | 38 (Moderate) | 52 (Unhealthy for Sensitive Groups) | 63 (Unhealthy for Sensitive Groups) | 81 (Unhealthy) | 97 (Unhealthy) | 88 (Unhealthy) | 78 (Unhealthy for Sensitive Groups) | 92 (Unhealthy) | 82 (Unhealthy) | 110 (Very Unhealthy) | 65 (Unhealthy for Sensitive Groups) |
| so2 | 3.7 (Good) | 3.8 (Good) | 4.1 (Good) | 4.6 (Good) | 6.9 (Good) | 4.9 (Good) | 4.1 (Good) | 2.9 (Good) | 3 (Good) | 2.5 (Good) | 2.9 (Good) | 3.8 (Good) | 4.1 (Good) | 4.6 (Good) | 5.9 (Good) | 6.1 (Good) | 9.1 (Good) | 6.2 (Good) | 5.9 (Good) | 3.4 (Good) |
NO2 7.3 (好)
二氧化氮（NO2）PM10 19 (好)
颗粒物(PM10)悬浮尘埃O3 91 (温和)
臭氧 （O3）PM2,5 10 (好)
尘埃SO2 0.1 (好)
二氧化硫 （SO2）CO 100 (好)
一氧化碳 （CO）海淀区万柳
| index | 2022-05-27 |
|---|---|
| no2 | 20 |
| pm10 | 27 |
| o3 | 39 |
| pm25 | 20 |
| so2 | 4.9 |
| co | 240 |
海淀区万柳
| index | 2020-05 | 2020-04 | 2020-03 | 2020-02 | 2020-01 | 2019-12 | 2019-11 | 2019-10 | 2019-09 | 2019-08 | 2019-07 | 2019-06 | 2019-05 | 2019-04 | 2019-03 | 2019-02 | 2019-01 | 2018-12 | 2018-11 | 2018-10 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| pm25 | 43 | 31 | 35 | 65 | 61 | 44 | 43 | 38 | 33 | 22 | 37 | 38 | 35 | 49 | 51 | 58 | 52 | 36 | 69 | 38 |
| co | 644 | 419 | 516 | 894 | 1 | 858 | 815 | 671 | 671 | 545 | 648 | 682 | 505 | 566 | 647 | 871 | 1 | 796 | 1 | 687 |
| no2 | 24 | 30 | 28 | 31 | 46 | 48 | 47 | 45 | 39 | 30 | 32 | 34 | 43 | 42 | 45 | 40 | 56 | 47 | 64 | 53 |
| o3 | 147 | 132 | 95 | 76 | 62 | 46 | 43 | 71 | 177 | 139 | 182 | 208 | 164 | 117 | 97 | 74 | 55 | 51 | 53 | 75 |
| pm10 | 73 | 67 | 53 | 61 | 72 | 66 | 83 | 68 | 59 | 38 | 52 | 63 | 81 | 97 | 88 | 78 | 92 | 82 | 110 | 65 |
| so2 | 3.7 | 3.8 | 4.1 | 4.6 | 6.9 | 4.9 | 4.1 | 2.9 | 3 | 2.5 | 2.9 | 3.8 | 4.1 | 4.6 | 5.9 | 6.1 | 9.1 | 6.2 | 5.9 | 3.4 |