Air Quality
Excellent
No health implications.
9
PM2.5
10
PM10
45
O3
0.6
CO
5
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Oct
40
Excellent
Mon
20 Oct
42
Excellent
Tue
21 Oct
37
Excellent
Wed
22 Oct
40
Excellent
Thu
23 Oct
39
Excellent
Fri
24 Oct
17
Excellent
Sat
25 Oct
48
Excellent
Air quality in the last 12 months (Pucheng)
|
2025/08
|
31
|
30
|
22
|
19
|
15
|
16
|
15
|
18
|
24
|
30
|
30
|
25
|
15
|
11
|
10
|
12
|
14
|
14
|
18
|
19
|
16
|
17
|
23
|
24
|
22
|
23
|
17
|
13
|
14
|
19
|
27
|
|
2025/07
|
13
|
18
|
24
|
28
|
23
|
20
|
19
|
25
|
19
|
15
|
22
|
19
|
17
|
20
|
26
|
27
|
29
|
29
|
17
|
14
|
11
|
14
|
20
|
20
|
31
|
18
|
16
|
15
|
19
|
24
|
21
|
|
2025/06
|
37
|
30
|
20
|
33
|
29
|
33
|
35
|
35
|
21
|
21
|
21
|
25
|
18
|
23
|
17
|
21
|
24
|
19
|
22
|
20
|
19
|
22
|
23
|
22
|
31
|
30
|
28
|
23
|
30
|
27
|
|
|
2025/05
|
43
|
43
|
51
|
52
|
35
|
42
|
79
|
47
|
29
|
40
|
37
|
41
|
39
|
40
|
55
|
46
|
36
|
25
|
31
|
23
|
28
|
35
|
22
|
31
|
56
|
60
|
54
|
35
|
17
|
31
|
40
|
|
2025/04
|
29
|
38
|
51
|
56
|
52
|
56
|
57
|
56
|
58
|
40
|
43
|
73
|
124
|
86
|
68
|
53
|
59
|
58
|
46
|
30
|
46
|
25
|
27
|
24
|
18
|
29
|
26
|
34
|
52
|
52
|
|
|
2025/03
|
44
|
41
|
43
|
19
|
23
|
20
|
43
|
42
|
58
|
56
|
65
|
60
|
25
|
21
|
14
|
27
|
37
|
34
|
47
|
42
|
39
|
42
|
48
|
59
|
65
|
80
|
74
|
47
|
30
|
31
|
30
|
|
2025/02
|
24
|
15
|
30
|
44
|
40
|
48
|
50
|
50
|
36
|
48
|
44
|
47
|
70
|
83
|
61
|
48
|
55
|
46
|
37
|
20
|
16
|
26
|
19
|
50
|
82
|
63
|
48
|
33
|
|||
|
2025/01
|
87
|
77
|
72
|
70
|
74
|
74
|
76
|
92
|
71
|
43
|
45
|
48
|
52
|
57
|
74
|
58
|
53
|
54
|
49
|
50
|
71
|
72
|
67
|
52
|
41
|
27
|
36
|
55
|
133
|
52
|
43
|
|
2024/12
|
47
|
50
|
65
|
90
|
65
|
33
|
55
|
67
|
54
|
57
|
32
|
39
|
55
|
64
|
59
|
53
|
56
|
59
|
53
|
50
|
60
|
68
|
63
|
65
|
82
|
95
|
130
|
96
|
69
|
71
|
72
|
|
2024/11
|
18
|
27
|
33
|
56
|
64
|
49
|
35
|
38
|
45
|
41
|
40
|
48
|
52
|
45
|
30
|
21
|
25
|
26
|
28
|
32
|
40
|
44
|
66
|
41
|
34
|
23
|
38
|
40
|
49
|
45
|
|
|
2024/10
|
23
|
23
|
28
|
28
|
30
|
24
|
20
|
18
|
32
|
39
|
54
|
58
|
43
|
39
|
58
|
24
|
31
|
37
|
30
|
21
|
39
|
44
|
27
|
45
|
33
|
33
|
24
|
15
|
48
|
47
|
32
|
|
2024/09
|
27
|
39
|
42
|
34
|
27
|
27
|
26
|
28
|
24
|
32
|
37
|
33
|
32
|
29
|
29
|
26
|
19
|
20
|
25
|
37
|
21
|
18
|
18
|
16
|
26
|
36
|
22
|
30
|
42
|
34
|
|
|
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