Air Quality
Excellent
No health implications.
18
PM2.5
35
PM10
99
O3
0.4
CO
8
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Mar
74
Good
Tue
17 Mar
73
Good
Wed
18 Mar
68
Good
Thu
19 Mar
83
Good
Fri
20 Mar
84
Good
Sat
21 Mar
81
Good
Sun
22 Mar
27
Excellent
Tengchong Air quality rank
Air quality in the last 12 months (Tengchong)
|
2026/02
|
41
|
41
|
41
|
48
|
45
|
40
|
40
|
46
|
53
|
43
|
38
|
38
|
36
|
40
|
56
|
69
|
97
|
63
|
50
|
39
|
43
|
48
|
51
|
51
|
69
|
66
|
57
|
72
|
|||
|
2026/01
|
48
|
45
|
37
|
38
|
39
|
42
|
42
|
48
|
45
|
43
|
43
|
45
|
41
|
41
|
41
|
41
|
39
|
44
|
45
|
42
|
41
|
38
|
44
|
41
|
46
|
44
|
38
|
42
|
41
|
42
|
44
|
|
2025/12
|
43
|
41
|
41
|
39
|
34
|
37
|
34
|
37
|
39
|
39
|
39
|
38
|
41
|
39
|
36
|
34
|
37
|
35
|
37
|
36
|
40
|
40
|
48
|
39
|
37
|
41
|
40
|
40
|
39
|
37
|
41
|
|
2025/11
|
32
|
22
|
16
|
16
|
19
|
16
|
23
|
30
|
29
|
23
|
22
|
23
|
26
|
25
|
29
|
29
|
29
|
29
|
29
|
23
|
25
|
24
|
24
|
27
|
31
|
30
|
35
|
37
|
41
|
42
|
|
|
2025/10
|
15
|
15
|
20
|
18
|
22
|
20
|
20
|
18
|
23
|
24
|
21
|
20
|
22
|
24
|
28
|
27
|
21
|
20
|
18
|
19
|
25
|
24
|
26
|
28
|
24
|
27
|
27
|
30
|
31
|
29
|
36
|
|
2025/09
|
24
|
24
|
24
|
24
|
23
|
21
|
21
|
26
|
28
|
27
|
24
|
21
|
15
|
15
|
16
|
15
|
18
|
23
|
26
|
28
|
25
|
26
|
26
|
23
|
28
|
32
|
25
|
25
|
25
|
18
|
|
|
2025/08
|
21
|
21
|
19
|
20
|
21
|
24
|
18
|
16
|
18
|
20
|
23
|
21
|
23
|
20
|
23
|
23
|
23
|
21
|
20
|
18
|
16
|
17
|
17
|
17
|
18
|
25
|
26
|
25
|
17
|
24
|
23
|
|
2025/07
|
18
|
19
|
19
|
18
|
13
|
14
|
16
|
15
|
18
|
20
|
21
|
23
|
26
|
19
|
17
|
18
|
18
|
23
|
19
|
25
|
19
|
24
|
29
|
23
|
15
|
16
|
16
|
24
|
24
|
20
|
16
|
|
2025/06
|
18
|
13
|
31
|
52
|
46
|
38
|
33
|
29
|
35
|
20
|
32
|
38
|
41
|
33
|
23
|
23
|
14
|
14
|
16
|
22
|
23
|
17
|
15
|
16
|
17
|
18
|
19
|
18
|
16
|
21
|
|
|
2025/05
|
36
|
23
|
29
|
26
|
32
|
37
|
39
|
40
|
46
|
54
|
58
|
51
|
39
|
43
|
38
|
40
|
37
|
34
|
40
|
35
|
38
|
34
|
40
|
37
|
17
|
17
|
25
|
18
|
16
|
19
|
16
|
|
2025/04
|
113
|
94
|
80
|
97
|
91
|
83
|
70
|
92
|
88
|
80
|
69
|
55
|
37
|
38
|
47
|
40
|
30
|
37
|
39
|
39
|
41
|
43
|
55
|
62
|
67
|
72
|
73
|
63
|
48
|
48
|
|
|
2025/03
|
54
|
57
|
51
|
48
|
58
|
62
|
70
|
79
|
71
|
59
|
68
|
85
|
90
|
61
|
57
|
52
|
58
|
74
|
67
|
68
|
79
|
70
|
61
|
55
|
47
|
45
|
60
|
103
|
126
|
108
|
103
|
|
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