Air Quality
Excellent
No health implications.
30
PM2.5
49
PM10
38
O3
0.7
CO
12
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
2 Dec
57
Good
Sat
3 Dec
55
Good
Sun
4 Dec
56
Good
Mon
5 Dec
54
Good
Tue
6 Dec
54
Good
Wed
7 Dec
50
Excellent
Thu
8 Dec
56
Good
Air quality in the last 12 months (Tangwangxian)
|
2022/10
|
16
|
22
|
13
|
15
|
14
|
15
|
14
|
14
|
15
|
26
|
19
|
16
|
27
|
28
|
27
|
22
|
31
|
29
|
40
|
41
|
44
|
36
|
32
|
36
|
45
|
62
|
49
|
47
|
45
|
64
|
69
|
|
2022/09
|
16
|
18
|
25
|
23
|
18
|
17
|
16
|
18
|
17
|
22
|
28
|
24
|
15
|
16
|
20
|
22
|
18
|
19
|
16
|
15
|
25
|
41
|
28
|
18
|
23
|
20
|
26
|
26
|
18
|
29
|
|
|
2022/08
|
20
|
20
|
20
|
20
|
20
|
18
|
19
|
13
|
13
|
12
|
14
|
14
|
16
|
18
|
17
|
19
|
20
|
24
|
15
|
15
|
13
|
15
|
19
|
15
|
15
|
15
|
13
|
15
|
19
|
20
|
22
|
|
2022/07
|
22
|
23
|
22
|
24
|
24
|
22
|
19
|
13
|
19
|
20
|
20
|
21
|
24
|
16
|
16
|
15
|
13
|
15
|
12
|
12
|
13
|
11
|
10
|
11
|
15
|
15
|
22
|
23
|
14
|
20
|
20
|
|
2022/06
|
16
|
15
|
16
|
15
|
16
|
17
|
19
|
20
|
17
|
16
|
17
|
21
|
25
|
30
|
21
|
19
|
18
|
18
|
17
|
17
|
22
|
19
|
22
|
15
|
19
|
15
|
22
|
24
|
27
|
24
|
|
|
2022/05
|
26
|
31
|
25
|
26
|
38
|
23
|
21
|
23
|
31
|
41
|
26
|
19
|
20
|
21
|
24
|
24
|
26
|
23
|
29
|
26
|
20
|
21
|
26
|
17
|
14
|
18
|
23
|
22
|
16
|
21
|
17
|
|
2022/04
|
27
|
26
|
32
|
43
|
24
|
26
|
26
|
35
|
27
|
25
|
23
|
25
|
24
|
24
|
27
|
26
|
26
|
27
|
106
|
118
|
23
|
21
|
23
|
25
|
25
|
25
|
25
|
21
|
20
|
24
|
|
|
2022/03
|
25
|
27
|
22
|
28
|
42
|
25
|
24
|
28
|
43
|
39
|
30
|
25
|
27
|
24
|
27
|
30
|
24
|
22
|
23
|
25
|
28
|
28
|
24
|
27
|
30
|
26
|
30
|
23
|
50
|
25
|
26
|
|
2022/02
|
20
|
21
|
21
|
20
|
20
|
22
|
20
|
32
|
29
|
39
|
24
|
22
|
19
|
18
|
19
|
20
|
21
|
21
|
22
|
23
|
22
|
23
|
29
|
37
|
39
|
34
|
23
|
23
|
|||
|
2022/01
|
16
|
22
|
16
|
14
|
20
|
21
|
35
|
20
|
21
|
13
|
16
|
15
|
17
|
17
|
21
|
16
|
16
|
16
|
16
|
16
|
15
|
14
|
16
|
16
|
16
|
16
|
17
|
19
|
19
|
20
|
19
|
|
2021/12
|
16
|
18
|
20
|
13
|
29
|
37
|
19
|
27
|
40
|
44
|
23
|
20
|
16
|
18
|
13
|
14
|
22
|
23
|
28
|
36
|
27
|
15
|
16
|
16
|
16
|
17
|
22
|
21
|
20
|
17
|
15
|
|
2021/11
|
13
|
18
|
34
|
45
|
33
|
20
|
14
|
17
|
15
|
14
|
16
|
18
|
33
|
45
|
18
|
29
|
33
|
33
|
19
|
13
|
14
|
16
|
18
|
19
|
16
|
14
|
17
|
32
|
21
|
10
|
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution