Air Quality
Excellent
No health implications.
10
PM2.5
20
PM10
9
O3
0.5
CO
8
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Jul
39
Excellent
Wed
16 Jul
33
Excellent
Thu
17 Jul
36
Excellent
Fri
18 Jul
36
Excellent
Sat
19 Jul
32
Excellent
Sun
20 Jul
34
Excellent
Mon
21 Jul
26
Excellent
Air quality in the last 12 months (Lancang)
|
2025/06
|
20
|
21
|
29
|
50
|
47
|
48
|
35
|
33
|
31
|
21
|
34
|
42
|
41
|
32
|
21
|
18
|
16
|
16
|
20
|
28
|
28
|
18
|
17
|
20
|
24
|
23
|
21
|
17
|
17
|
24
|
|
|
2025/05
|
29
|
25
|
29
|
29
|
33
|
40
|
48
|
50
|
53
|
56
|
42
|
31
|
35
|
34
|
29
|
32
|
29
|
28
|
33
|
36
|
31
|
33
|
33
|
38
|
19
|
16
|
24
|
22
|
21
|
21
|
20
|
|
2025/04
|
102
|
72
|
66
|
97
|
110
|
100
|
90
|
78
|
82
|
76
|
71
|
65
|
36
|
39
|
36
|
30
|
26
|
32
|
41
|
42
|
41
|
47
|
60
|
64
|
70
|
81
|
82
|
75
|
45
|
32
|
|
|
2025/03
|
50
|
62
|
61
|
68
|
76
|
79
|
71
|
60
|
57
|
55
|
67
|
69
|
79
|
78
|
77
|
82
|
89
|
63
|
33
|
41
|
59
|
68
|
65
|
57
|
58
|
61
|
80
|
114
|
122
|
116
|
125
|
|
2025/02
|
68
|
76
|
68
|
55
|
53
|
63
|
62
|
51
|
41
|
43
|
48
|
50
|
57
|
61
|
71
|
68
|
58
|
57
|
62
|
65
|
61
|
66
|
62
|
48
|
41
|
40
|
46
|
52
|
|||
|
2025/01
|
41
|
38
|
39
|
44
|
51
|
54
|
48
|
45
|
48
|
50
|
54
|
39
|
45
|
46
|
45
|
47
|
49
|
48
|
46
|
42
|
42
|
44
|
47
|
41
|
39
|
48
|
32
|
48
|
73
|
58
|
54
|
|
2024/12
|
30
|
30
|
32
|
31
|
32
|
35
|
38
|
39
|
40
|
39
|
45
|
46
|
39
|
37
|
26
|
27
|
31
|
31
|
34
|
38
|
38
|
44
|
36
|
41
|
42
|
43
|
46
|
46
|
40
|
39
|
40
|
|
2024/11
|
36
|
35
|
38
|
35
|
33
|
28
|
26
|
16
|
19
|
23
|
24
|
27
|
27
|
24
|
26
|
29
|
31
|
31
|
34
|
32
|
27
|
23
|
32
|
34
|
34
|
32
|
29
|
24
|
23
|
24
|
|
|
2024/10
|
18
|
13
|
17
|
19
|
20
|
24
|
29
|
27
|
27
|
25
|
26
|
24
|
29
|
34
|
35
|
32
|
25
|
36
|
39
|
34
|
26
|
26
|
27
|
30
|
28
|
32
|
35
|
39
|
40
|
38
|
37
|
|
2024/09
|
22
|
25
|
24
|
23
|
22
|
21
|
29
|
26
|
20
|
17
|
15
|
17
|
22
|
21
|
26
|
26
|
26
|
22
|
25
|
33
|
35
|
30
|
26
|
27
|
28
|
25
|
21
|
20
|
21
|
21
|
|
|
2024/08
|
14
|
14
|
17
|
20
|
17
|
17
|
16
|
21
|
20
|
19
|
18
|
22
|
27
|
25
|
25
|
24
|
23
|
20
|
18
|
16
|
18
|
14
|
14
|
15
|
16
|
19
|
18
|
18
|
18
|
20
|
18
|
|
2024/07
|
17
|
18
|
18
|
14
|
16
|
18
|
17
|
19
|
16
|
17
|
12
|
15
|
21
|
16
|
17
|
20
|
21
|
20
|
17
|
15
|
13
|
13
|
14
|
17
|
16
|
15
|
17
|
16
|
17
|
15
|
16
|
|
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