Air Quality
Excellent
No health implications.
9
PM2.5
18
PM10
45
O3
0.6
CO
12
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Aug
53
Good
Sat
23 Aug
52
Good
Sun
24 Aug
56
Good
Mon
25 Aug
63
Good
Tue
26 Aug
63
Good
Wed
27 Aug
37
Excellent
Thu
28 Aug
40
Excellent
Air quality in the last 12 months (Langzhong)
|
2025/06
|
17
|
25
|
38
|
42
|
42
|
46
|
31
|
25
|
28
|
33
|
35
|
46
|
46
|
37
|
44
|
43
|
45
|
19
|
28
|
40
|
24
|
18
|
20
|
22
|
13
|
22
|
29
|
32
|
30
|
10
|
|
|
2025/05
|
48
|
59
|
69
|
50
|
31
|
49
|
45
|
35
|
140
|
73
|
60
|
61
|
44
|
52
|
74
|
99
|
114
|
114
|
97
|
82
|
79
|
59
|
69
|
62
|
53
|
51
|
45
|
29
|
28
|
34
|
22
|
|
2025/04
|
48
|
53
|
55
|
56
|
55
|
47
|
58
|
59
|
60
|
58
|
45
|
464
|
181
|
116
|
97
|
78
|
68
|
67
|
85
|
50
|
51
|
85
|
73
|
43
|
49
|
36
|
36
|
47
|
38
|
33
|
|
|
2025/03
|
66
|
41
|
19
|
15
|
20
|
27
|
31
|
46
|
52
|
60
|
69
|
68
|
36
|
23
|
30
|
35
|
44
|
50
|
54
|
59
|
58
|
67
|
72
|
53
|
54
|
50
|
184
|
76
|
50
|
30
|
32
|
|
2025/02
|
50
|
44
|
35
|
53
|
42
|
33
|
31
|
33
|
50
|
58
|
61
|
60
|
49
|
43
|
51
|
59
|
53
|
51
|
58
|
53
|
44
|
49
|
38
|
36
|
35
|
54
|
64
|
63
|
|||
|
2025/01
|
98
|
99
|
131
|
85
|
57
|
77
|
65
|
50
|
63
|
60
|
46
|
63
|
74
|
73
|
63
|
57
|
76
|
66
|
97
|
106
|
111
|
135
|
150
|
73
|
28
|
70
|
69
|
75
|
188
|
113
|
58
|
|
2024/12
|
65
|
78
|
77
|
57
|
34
|
34
|
37
|
35
|
38
|
52
|
54
|
56
|
37
|
47
|
67
|
83
|
93
|
110
|
86
|
69
|
72
|
77
|
78
|
68
|
75
|
84
|
75
|
53
|
79
|
89
|
102
|
|
2024/11
|
22
|
22
|
34
|
31
|
29
|
41
|
52
|
60
|
33
|
33
|
31
|
29
|
29
|
33
|
35
|
19
|
12
|
9
|
13
|
24
|
29
|
42
|
38
|
27
|
14
|
35
|
41
|
50
|
60
|
67
|
|
|
2024/10
|
20
|
29
|
34
|
35
|
46
|
47
|
42
|
47
|
38
|
40
|
42
|
28
|
25
|
31
|
35
|
42
|
30
|
29
|
27
|
10
|
13
|
26
|
37
|
42
|
33
|
30
|
19
|
35
|
46
|
48
|
29
|
|
2024/09
|
43
|
50
|
44
|
38
|
28
|
39
|
34
|
37
|
29
|
19
|
24
|
30
|
37
|
32
|
38
|
34
|
40
|
41
|
45
|
36
|
17
|
23
|
32
|
48
|
51
|
64
|
79
|
67
|
36
|
11
|
|
|
2024/08
|
35
|
33
|
29
|
18
|
21
|
29
|
28
|
33
|
31
|
49
|
55
|
53
|
52
|
49
|
29
|
24
|
34
|
26
|
38
|
47
|
45
|
50
|
46
|
42
|
39
|
36
|
36
|
32
|
34
|
37
|
37
|
|
2024/07
|
20
|
28
|
23
|
24
|
20
|
28
|
23
|
18
|
18
|
16
|
16
|
26
|
23
|
16
|
21
|
28
|
23
|
19
|
19
|
19
|
29
|
28
|
28
|
44
|
65
|
56
|
44
|
36
|
28
|
26
|
32
|
|
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