Air Quality
Excellent
No health implications.
4
PM2.5
8
PM10
94
O3
0.4
CO
6
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 May
54
Good
Sat
24 May
51
Good
Sun
25 May
46
Excellent
Mon
26 May
46
Excellent
Tue
27 May
40
Excellent
Wed
28 May
77
Good
Thu
29 May
27
Excellent
Air quality in the last 12 months (Tangwangxian)
|
2025/04
|
38
|
23
|
22
|
23
|
27
|
25
|
28
|
24
|
20
|
36
|
20
|
60
|
31
|
17
|
11
|
9
|
19
|
26
|
18
|
9
|
25
|
32
|
30
|
29
|
15
|
10
|
11
|
10
|
13
|
20
|
|
|
2025/03
|
10
|
10
|
13
|
14
|
22
|
17
|
10
|
11
|
16
|
74
|
21
|
32
|
13
|
15
|
11
|
12
|
13
|
11
|
15
|
26
|
15
|
10
|
11
|
11
|
11
|
9
|
13
|
10
|
11
|
10
|
22
|
|
2025/02
|
26
|
29
|
19
|
9
|
9
|
9
|
11
|
10
|
10
|
13
|
19
|
14
|
35
|
21
|
10
|
8
|
10
|
9
|
11
|
11
|
9
|
9
|
11
|
21
|
39
|
14
|
24
|
34
|
|||
|
2025/01
|
24
|
28
|
37
|
25
|
12
|
22
|
37
|
12
|
11
|
8
|
16
|
28
|
42
|
36
|
18
|
23
|
17
|
31
|
34
|
15
|
13
|
18
|
14
|
22
|
25
|
19
|
22
|
9
|
8
|
9
|
26
|
|
2024/12
|
13
|
16
|
11
|
16
|
10
|
11
|
9
|
10
|
17
|
18
|
10
|
14
|
13
|
29
|
26
|
9
|
10
|
8
|
10
|
11
|
12
|
10
|
11
|
20
|
25
|
9
|
12
|
13
|
14
|
19
|
14
|
|
2024/11
|
19
|
12
|
12
|
11
|
11
|
9
|
13
|
34
|
50
|
40
|
16
|
11
|
20
|
67
|
31
|
24
|
9
|
10
|
34
|
37
|
31
|
14
|
10
|
15
|
18
|
22
|
19
|
16
|
21
|
11
|
|
|
2024/10
|
12
|
20
|
25
|
20
|
30
|
13
|
22
|
26
|
32
|
36
|
16
|
18
|
17
|
35
|
11
|
14
|
19
|
20
|
11
|
26
|
22
|
24
|
16
|
20
|
33
|
12
|
15
|
80
|
48
|
24
|
37
|
|
2024/09
|
16
|
14
|
16
|
20
|
12
|
14
|
12
|
16
|
21
|
21
|
13
|
19
|
12
|
11
|
13
|
13
|
11
|
11
|
9
|
9
|
13
|
17
|
23
|
15
|
14
|
9
|
13
|
14
|
22
|
15
|
|
|
2024/08
|
22
|
19
|
22
|
20
|
26
|
28
|
23
|
19
|
19
|
24
|
17
|
17
|
18
|
20
|
24
|
24
|
25
|
18
|
16
|
16
|
19
|
19
|
25
|
19
|
14
|
22
|
19
|
18
|
22
|
19
|
15
|
|
2024/07
|
59
|
55
|
62
|
73
|
79
|
63
|
74
|
77
|
49
|
41
|
80
|
109
|
74
|
51
|
52
|
52
|
45
|
28
|
32
|
30
|
18
|
17
|
17
|
21
|
25
|
17
|
18
|
22
|
23
|
19
|
22
|
|
2024/06
|
12
|
13
|
11
|
9
|
14
|
23
|
33
|
17
|
13
|
15
|
14
|
12
|
13
|
11
|
11
|
12
|
12
|
17
|
19
|
18
|
13
|
13
|
16
|
13
|
16
|
19
|
24
|
31
|
28
|
64
|
|
|
2024/05
|
24
|
27
|
19
|
59
|
85
|
45
|
27
|
36
|
11
|
15
|
14
|
16
|
15
|
14
|
10
|
10
|
26
|
28
|
8
|
16
|
21
|
16
|
9
|
11
|
10
|
14
|
14
|
15
|
15
|
16
|
12
|
|
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