Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
54
PM2.5
125
*
PM10
105
O3
0.7
CO
8
SO2
17
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
12 Feb
86
Good
Fri
13 Feb
94
Good
Sat
14 Feb
99
Good
Sun
15 Feb
124
Light
Mon
16 Feb
134
Light
Tue
17 Feb
182
Moderate
Wed
18 Feb
50
Excellent
Air quality in the last 12 months (Tongbai)
|
2026/01
|
59
|
92
|
103
|
94
|
110
|
54
|
40
|
58
|
67
|
88
|
65
|
79
|
116
|
109
|
90
|
122
|
129
|
71
|
55
|
55
|
50
|
76
|
87
|
103
|
160
|
179
|
137
|
99
|
104
|
86
|
82
|
|
2025/12
|
122
|
106
|
68
|
63
|
105
|
97
|
103
|
119
|
139
|
147
|
204
|
71
|
54
|
64
|
64
|
97
|
169
|
177
|
163
|
157
|
101
|
62
|
70
|
86
|
80
|
77
|
96
|
104
|
113
|
184
|
108
|
|
2025/11
|
55
|
73
|
93
|
82
|
67
|
87
|
27
|
37
|
65
|
77
|
71
|
57
|
84
|
118
|
98
|
92
|
37
|
30
|
33
|
54
|
64
|
63
|
71
|
88
|
86
|
73
|
124
|
91
|
74
|
82
|
|
|
2025/10
|
31
|
15
|
27
|
38
|
42
|
30
|
31
|
50
|
43
|
19
|
25
|
31
|
25
|
42
|
32
|
39
|
16
|
33
|
46
|
41
|
47
|
53
|
59
|
75
|
94
|
62
|
61
|
63
|
72
|
67
|
72
|
|
2025/09
|
27
|
31
|
37
|
37
|
30
|
38
|
42
|
28
|
26
|
26
|
21
|
17
|
32
|
30
|
31
|
39
|
24
|
20
|
14
|
30
|
41
|
24
|
14
|
22
|
36
|
20
|
25
|
34
|
26
|
23
|
|
|
2025/08
|
42
|
29
|
32
|
42
|
42
|
37
|
30
|
27
|
25
|
29
|
25
|
26
|
24
|
30
|
32
|
22
|
28
|
33
|
30
|
24
|
21
|
24
|
26
|
34
|
37
|
33
|
34
|
39
|
33
|
33
|
25
|
|
2025/07
|
22
|
18
|
22
|
22
|
28
|
35
|
29
|
43
|
26
|
31
|
51
|
42
|
32
|
29
|
34
|
44
|
40
|
37
|
37
|
38
|
36
|
28
|
16
|
21
|
28
|
33
|
32
|
28
|
29
|
37
|
41
|
|
2025/06
|
42
|
44
|
53
|
50
|
51
|
50
|
43
|
40
|
38
|
39
|
40
|
45
|
43
|
33
|
35
|
49
|
39
|
26
|
14
|
27
|
35
|
28
|
31
|
28
|
36
|
21
|
24
|
24
|
16
|
22
|
|
|
2025/05
|
63
|
74
|
53
|
47
|
63
|
150
|
129
|
69
|
71
|
39
|
45
|
51
|
57
|
50
|
70
|
57
|
108
|
116
|
137
|
72
|
58
|
60
|
62
|
63
|
54
|
56
|
61
|
62
|
52
|
43
|
25
|
|
2025/04
|
64
|
62
|
63
|
103
|
72
|
75
|
73
|
75
|
85
|
78
|
58
|
209
|
114
|
76
|
55
|
68
|
72
|
70
|
53
|
58
|
57
|
65
|
83
|
81
|
69
|
61
|
64
|
51
|
48
|
57
|
|
|
2025/03
|
89
|
54
|
34
|
43
|
55
|
79
|
85
|
87
|
89
|
88
|
81
|
96
|
108
|
50
|
57
|
55
|
46
|
54
|
50
|
46
|
45
|
61
|
65
|
58
|
58
|
71
|
106
|
94
|
69
|
65
|
68
|
|
2025/02
|
90
|
90
|
103
|
69
|
55
|
44
|
85
|
54
|
56
|
74
|
95
|
85
|
61
|
73
|
74
|
76
|
80
|
74
|
101
|
94
|
85
|
101
|
124
|
88
|
72
|
103
|
94
|
97
|
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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
|
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
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23
|
24
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25
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26
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27
|
28
|
29
|
30
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31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution