Air Quality
Excellent
No health implications.
3
PM2.5
9
PM10
35
O3
0.4
CO
5
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 May
55
Good
Sun
4 May
51
Good
Mon
5 May
51
Good
Tue
6 May
48
Excellent
Wed
7 May
52
Good
Thu
8 May
47
Excellent
Fri
9 May
33
Excellent
Air quality in the last 12 months (Tangwangxian)
|
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
|
|
2024/04
|
14
|
24
|
28
|
10
|
17
|
31
|
11
|
11
|
13
|
37
|
70
|
64
|
44
|
48
|
48
|
12
|
11
|
17
|
9
|
18
|
33
|
26
|
41
|
64
|
41
|
13
|
10
|
9
|
15
|
18
|
|
|
2024/03
|
13
|
17
|
10
|
10
|
14
|
10
|
11
|
11
|
10
|
20
|
17
|
11
|
16
|
17
|
15
|
12
|
14
|
15
|
14
|
14
|
11
|
13
|
23
|
11
|
12
|
11
|
20
|
144
|
49
|
18
|
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