Air Quality
Excellent
No health implications.
24
PM2.5
29
PM10
100
O3
0.5
CO
5
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Jun
66
Good
Sun
29 Jun
57
Good
Mon
30 Jun
56
Good
Tue
1 Jul
56
Good
Wed
2 Jul
57
Good
Thu
3 Jul
57
Good
Fri
4 Jul
19
Excellent
Air quality in the last 12 months (Langzhong)
|
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
|
|
2024/06
|
47
|
26
|
31
|
20
|
27
|
30
|
27
|
23
|
23
|
35
|
35
|
29
|
40
|
37
|
47
|
27
|
19
|
25
|
25
|
22
|
16
|
29
|
44
|
49
|
25
|
26
|
21
|
22
|
33
|
35
|
|
|
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