Air Quality
Excellent
No health implications.
5
PM2.5
11
PM10
31
O3
0.7
CO
5
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Jan
57
Good
Sat
31 Jan
60
Good
Sun
1 Feb
66
Good
Mon
2 Feb
75
Good
Tue
3 Feb
75
Good
Wed
4 Feb
23
Excellent
Thu
5 Feb
41
Excellent
Air quality in the last 12 months (Langzhong)
|
2025/12
|
94
|
93
|
63
|
52
|
61
|
62
|
77
|
87
|
101
|
86
|
94
|
65
|
58
|
67
|
68
|
73
|
95
|
100
|
115
|
49
|
26
|
29
|
41
|
48
|
50
|
57
|
63
|
82
|
99
|
112
|
55
|
|
2025/11
|
38
|
32
|
36
|
29
|
31
|
25
|
12
|
24
|
19
|
17
|
38
|
45
|
43
|
44
|
28
|
35
|
22
|
31
|
40
|
49
|
59
|
72
|
63
|
60
|
59
|
61
|
69
|
73
|
77
|
79
|
|
|
2025/10
|
15
|
10
|
13
|
11
|
9
|
12
|
22
|
28
|
29
|
32
|
16
|
8
|
17
|
22
|
18
|
26
|
13
|
15
|
9
|
7
|
8
|
10
|
13
|
12
|
15
|
24
|
33
|
33
|
35
|
27
|
35
|
|
2025/09
|
31
|
33
|
22
|
25
|
20
|
21
|
17
|
20
|
20
|
23
|
15
|
10
|
20
|
28
|
35
|
32
|
17
|
10
|
9
|
13
|
7
|
6
|
9
|
18
|
25
|
34
|
20
|
11
|
14
|
16
|
|
|
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
|
|
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