Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
22
PM2.5
68
*
PM10
81
O3
0.4
CO
10
SO2
2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
17 Feb
75
Good
Wed
18 Feb
82
Good
Thu
19 Feb
55
Good
Fri
20 Feb
73
Good
Sat
21 Feb
72
Good
Sun
22 Feb
60
Good
Mon
23 Feb
37
Excellent
Air quality in the last 12 months (Tongren)
|
2026/01
|
52
|
62
|
69
|
59
|
59
|
50
|
26
|
30
|
40
|
22
|
28
|
30
|
27
|
46
|
36
|
35
|
38
|
62
|
65
|
58
|
55
|
54
|
33
|
36
|
134
|
117
|
69
|
84
|
96
|
69
|
66
|
|
2025/12
|
28
|
41
|
45
|
38
|
33
|
48
|
41
|
54
|
46
|
39
|
41
|
142
|
61
|
35
|
36
|
38
|
33
|
35
|
54
|
51
|
48
|
60
|
63
|
54
|
49
|
37
|
30
|
29
|
27
|
32
|
54
|
|
2025/11
|
48
|
52
|
45
|
36
|
41
|
38
|
52
|
86
|
77
|
53
|
41
|
50
|
31
|
44
|
36
|
40
|
60
|
45
|
37
|
36
|
34
|
45
|
40
|
85
|
53
|
66
|
38
|
28
|
31
|
32
|
|
|
2025/10
|
16
|
25
|
29
|
51
|
31
|
29
|
18
|
24
|
26
|
26
|
26
|
27
|
26
|
29
|
32
|
32
|
34
|
37
|
43
|
45
|
39
|
30
|
29
|
35
|
37
|
39
|
31
|
32
|
33
|
42
|
56
|
|
2025/09
|
28
|
22
|
34
|
30
|
39
|
51
|
59
|
47
|
41
|
35
|
26
|
27
|
35
|
48
|
34
|
82
|
35
|
17
|
23
|
37
|
31
|
23
|
29
|
35
|
37
|
29
|
30
|
24
|
26
|
32
|
|
|
2025/08
|
40
|
37
|
33
|
15
|
22
|
24
|
22
|
20
|
23
|
27
|
26
|
27
|
31
|
29
|
23
|
29
|
33
|
29
|
25
|
28
|
13
|
19
|
19
|
27
|
28
|
22
|
13
|
16
|
17
|
25
|
30
|
|
2025/07
|
30
|
23
|
26
|
21
|
22
|
20
|
29
|
34
|
32
|
28
|
28
|
27
|
30
|
31
|
41
|
34
|
30
|
28
|
46
|
19
|
20
|
26
|
28
|
28
|
23
|
21
|
28
|
30
|
26
|
25
|
47
|
|
2025/06
|
21
|
22
|
25
|
22
|
26
|
37
|
36
|
37
|
19
|
35
|
26
|
29
|
34
|
34
|
35
|
34
|
41
|
39
|
38
|
33
|
24
|
18
|
19
|
21
|
24
|
29
|
26
|
27
|
23
|
22
|
|
|
2025/05
|
26
|
45
|
165
|
87
|
49
|
60
|
94
|
91
|
46
|
32
|
23
|
37
|
52
|
28
|
18
|
26
|
28
|
37
|
29
|
29
|
34
|
58
|
56
|
45
|
33
|
31
|
34
|
29
|
42
|
71
|
57
|
|
2025/04
|
96
|
89
|
68
|
111
|
92
|
65
|
74
|
109
|
68
|
61
|
84
|
28
|
29
|
40
|
58
|
60
|
62
|
94
|
67
|
82
|
109
|
76
|
61
|
45
|
33
|
34
|
31
|
39
|
39
|
39
|
|
|
2025/03
|
60
|
53
|
52
|
47
|
52
|
71
|
82
|
54
|
41
|
49
|
102
|
127
|
71
|
42
|
55
|
46
|
48
|
53
|
59
|
56
|
50
|
62
|
54
|
33
|
33
|
210
|
165
|
61
|
79
|
87
|
92
|
|
2025/02
|
52
|
53
|
49
|
50
|
52
|
53
|
52
|
53
|
48
|
57
|
66
|
68
|
57
|
59
|
49
|
45
|
44
|
44
|
58
|
65
|
61
|
70
|
68
|
56
|
38
|
35
|
52
|
57
|
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1
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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
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22
|
23
|
24
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25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution