Air Quality
Excellent
No health implications.
19
PM2.5
30
PM10
49
O3
0.9
CO
8
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Jan
37
Excellent
Sat
31 Jan
44
Excellent
Sun
1 Feb
41
Excellent
Mon
2 Feb
46
Excellent
Tue
3 Feb
40
Excellent
Wed
4 Feb
46
Excellent
Thu
5 Feb
37
Excellent
Air quality in the last 12 months (Pu'an)
|
2025/12
|
88
|
94
|
68
|
48
|
29
|
42
|
42
|
52
|
45
|
51
|
42
|
45
|
39
|
39
|
42
|
47
|
40
|
44
|
34
|
46
|
55
|
38
|
37
|
47
|
46
|
53
|
70
|
66
|
39
|
35
|
42
|
|
2025/11
|
19
|
19
|
12
|
17
|
15
|
18
|
27
|
19
|
12
|
16
|
18
|
25
|
28
|
38
|
35
|
35
|
39
|
25
|
24
|
40
|
42
|
44
|
53
|
46
|
38
|
50
|
50
|
45
|
41
|
67
|
|
|
2025/10
|
10
|
13
|
16
|
19
|
23
|
18
|
11
|
12
|
14
|
18
|
25
|
29
|
34
|
27
|
15
|
12
|
15
|
17
|
19
|
18
|
17
|
22
|
35
|
59
|
27
|
29
|
24
|
37
|
30
|
21
|
25
|
|
2025/09
|
17
|
20
|
18
|
22
|
24
|
23
|
25
|
24
|
21
|
20
|
17
|
16
|
15
|
14
|
15
|
13
|
14
|
16
|
18
|
23
|
24
|
19
|
17
|
14
|
20
|
14
|
12
|
15
|
16
|
11
|
|
|
2025/08
|
25
|
25
|
25
|
22
|
24
|
23
|
15
|
16
|
17
|
18
|
19
|
19
|
24
|
27
|
23
|
10
|
12
|
16
|
14
|
14
|
10
|
10
|
12
|
14
|
14
|
12
|
12
|
12
|
13
|
17
|
21
|
|
2025/07
|
11
|
9
|
11
|
10
|
12
|
11
|
15
|
17
|
15
|
15
|
19
|
21
|
27
|
21
|
20
|
22
|
21
|
21
|
19
|
18
|
13
|
12
|
12
|
10
|
10
|
13
|
23
|
26
|
30
|
25
|
24
|
|
2025/06
|
17
|
15
|
20
|
27
|
21
|
25
|
30
|
27
|
33
|
24
|
27
|
33
|
26
|
16
|
17
|
21
|
17
|
12
|
13
|
16
|
23
|
14
|
17
|
12
|
12
|
10
|
11
|
10
|
12
|
11
|
|
|
2025/05
|
42
|
46
|
36
|
24
|
34
|
33
|
22
|
32
|
29
|
19
|
23
|
31
|
25
|
27
|
39
|
44
|
22
|
34
|
40
|
23
|
24
|
28
|
46
|
45
|
24
|
15
|
10
|
12
|
16
|
12
|
15
|
|
2025/04
|
31
|
39
|
54
|
65
|
56
|
56
|
38
|
48
|
58
|
53
|
47
|
95
|
119
|
86
|
61
|
40
|
41
|
35
|
30
|
35
|
28
|
24
|
54
|
35
|
29
|
39
|
32
|
22
|
28
|
24
|
|
|
2025/03
|
38
|
32
|
50
|
60
|
53
|
36
|
33
|
32
|
43
|
26
|
42
|
56
|
71
|
53
|
34
|
22
|
20
|
20
|
31
|
38
|
51
|
67
|
65
|
61
|
47
|
34
|
38
|
92
|
36
|
27
|
29
|
|
2025/02
|
43
|
26
|
21
|
39
|
47
|
23
|
20
|
26
|
31
|
26
|
30
|
51
|
35
|
33
|
34
|
43
|
36
|
23
|
17
|
21
|
16
|
20
|
22
|
15
|
25
|
23
|
28
|
35
|
|||
|
2025/01
|
66
|
71
|
58
|
74
|
48
|
60
|
62
|
30
|
28
|
36
|
40
|
46
|
50
|
71
|
56
|
78
|
84
|
64
|
75
|
97
|
77
|
90
|
63
|
45
|
35
|
32
|
49
|
53
|
72
|
53
|
43
|
|
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