Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
44
*
PM2.5
62
PM10
105
O3
0.6
CO
5
SO2
11
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
23 Feb
52
Good
Tue
24 Feb
48
Excellent
Wed
25 Feb
50
Excellent
Thu
26 Feb
49
Excellent
Fri
27 Feb
50
Excellent
Sat
28 Feb
50
Excellent
Sun
1 Mar
18
Excellent
Air quality in the last 12 months (Tengchong)
|
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
|
|
2025/02
|
73
|
70
|
59
|
61
|
65
|
70
|
61
|
49
|
53
|
52
|
44
|
47
|
48
|
61
|
54
|
65
|
54
|
54
|
57
|
61
|
58
|
58
|
54
|
55
|
54
|
48
|
43
|
52
|
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1
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2
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4
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5
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6
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7
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8
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9
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10
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11
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12
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13
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14
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15
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16
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17
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18
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19
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20
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21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution