Air Quality
Excellent
No health implications.
20
PM2.5
30
PM10
18
O3
0.7
CO
5
SO2
22
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Apr
57
Good
Mon
21 Apr
54
Good
Tue
22 Apr
45
Excellent
Wed
23 Apr
62
Good
Thu
24 Apr
57
Good
Fri
25 Apr
50
Excellent
Sat
26 Apr
49
Excellent
Air quality in the last 12 months (Pucheng)
|
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
|
|
|
2024/08
|
17
|
22
|
30
|
31
|
22
|
26
|
27
|
27
|
29
|
33
|
28
|
25
|
24
|
23
|
25
|
30
|
25
|
20
|
18
|
17
|
13
|
25
|
30
|
33
|
33
|
38
|
39
|
24
|
36
|
33
|
28
|
|
2024/07
|
27
|
21
|
24
|
24
|
27
|
26
|
26
|
23
|
26
|
27
|
26
|
24
|
25
|
27
|
29
|
24
|
24
|
22
|
21
|
24
|
27
|
20
|
18
|
18
|
14
|
13
|
10
|
13
|
13
|
17
|
17
|
|
2024/06
|
11
|
14
|
23
|
34
|
31
|
19
|
27
|
30
|
34
|
28
|
16
|
22
|
24
|
16
|
17
|
14
|
17
|
19
|
30
|
34
|
30
|
29
|
31
|
20
|
16
|
21
|
21
|
29
|
23
|
20
|
|
|
2024/05
|
17
|
36
|
45
|
35
|
28
|
27
|
39
|
48
|
56
|
52
|
43
|
38
|
51
|
41
|
42
|
52
|
44
|
46
|
49
|
33
|
21
|
28
|
31
|
22
|
23
|
20
|
22
|
21
|
37
|
44
|
47
|
|
2024/04
|
28
|
33
|
32
|
21
|
30
|
38
|
30
|
27
|
34
|
49
|
48
|
50
|
49
|
34
|
45
|
43
|
27
|
27
|
32
|
32
|
29
|
24
|
36
|
42
|
47
|
48
|
41
|
42
|
32
|
18
|
|
|
2024/03
|
42
|
39
|
36
|
43
|
53
|
20
|
46
|
55
|
64
|
69
|
58
|
50
|
83
|
69
|
60
|
58
|
44
|
44
|
42
|
52
|
52
|
54
|
49
|
45
|
40
|
20
|
40
|
41
|
39
|
44
|
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