Air Quality
Excellent
No health implications.
8
PM2.5
17
PM10
41
O3
0.6
CO
6
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Sep
48
Excellent
Mon
8 Sep
45
Excellent
Tue
9 Sep
51
Good
Wed
10 Sep
45
Excellent
Thu
11 Sep
45
Excellent
Fri
12 Sep
46
Excellent
Sat
13 Sep
38
Excellent
Air quality in the last 12 months (Langzhong)
|
2025/08
|
37
|
37
|
38
|
40
|
42
|
34
|
23
|
27
|
20
|
15
|
15
|
24
|
30
|
33
|
31
|
19
|
22
|
25
|
29
|
31
|
30
|
19
|
17
|
20
|
17
|
24
|
26
|
20
|
10
|
15
|
20
|
|
2025/07
|
16
|
21
|
22
|
23
|
13
|
22
|
17
|
17
|
17
|
24
|
21
|
28
|
36
|
39
|
41
|
42
|
45
|
23
|
25
|
22
|
19
|
21
|
16
|
14
|
16
|
21
|
26
|
31
|
39
|
31
|
34
|
|
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
|
|
|
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