Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
55
*
PM2.5
64
PM10
57
O3
1.1
CO
4
SO2
30
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
12 Mar
89
Good
Thu
13 Mar
84
Good
Fri
14 Mar
51
Good
Sat
15 Mar
52
Good
Sun
16 Mar
64
Good
Mon
17 Mar
79
Good
Tue
18 Mar
20
Excellent
Air quality in the last 12 months (Tongcheng)
|
2025/01
|
102
|
144
|
211
|
149
|
107
|
82
|
49
|
57
|
57
|
47
|
66
|
78
|
79
|
97
|
65
|
61
|
61
|
72
|
93
|
131
|
121
|
177
|
213
|
82
|
35
|
45
|
52
|
59
|
191
|
78
|
110
|
|
2024/12
|
56
|
67
|
121
|
70
|
64
|
77
|
114
|
57
|
57
|
74
|
91
|
96
|
81
|
69
|
61
|
66
|
83
|
100
|
45
|
79
|
91
|
59
|
80
|
92
|
124
|
127
|
99
|
90
|
77
|
87
|
99
|
|
2024/11
|
43
|
68
|
61
|
69
|
47
|
52
|
47
|
51
|
56
|
47
|
51
|
59
|
54
|
72
|
94
|
72
|
20
|
30
|
35
|
46
|
42
|
66
|
61
|
51
|
39
|
48
|
58
|
60
|
50
|
55
|
|
|
2024/10
|
22
|
40
|
29
|
33
|
41
|
20
|
12
|
34
|
40
|
56
|
65
|
66
|
71
|
54
|
52
|
51
|
32
|
24
|
24
|
40
|
51
|
34
|
49
|
51
|
46
|
31
|
36
|
90
|
81
|
50
|
39
|
|
2024/09
|
44
|
44
|
38
|
42
|
43
|
43
|
48
|
50
|
39
|
34
|
26
|
15
|
31
|
30
|
33
|
29
|
31
|
27
|
30
|
19
|
24
|
31
|
32
|
40
|
46
|
60
|
34
|
38
|
44
|
50
|
|
|
2024/08
|
18
|
21
|
27
|
28
|
32
|
28
|
26
|
32
|
39
|
38
|
48
|
55
|
35
|
21
|
25
|
30
|
41
|
40
|
35
|
19
|
32
|
33
|
34
|
37
|
44
|
47
|
22
|
14
|
27
|
34
|
41
|
|
2024/07
|
16
|
14
|
20
|
22
|
23
|
23
|
25
|
25
|
28
|
24
|
35
|
33
|
12
|
16
|
31
|
42
|
26
|
24
|
22
|
23
|
25
|
27
|
33
|
37
|
23
|
24
|
10
|
12
|
16
|
20
|
24
|
|
2024/06
|
36
|
40
|
35
|
44
|
36
|
33
|
34
|
39
|
47
|
25
|
24
|
31
|
33
|
32
|
41
|
51
|
34
|
35
|
17
|
21
|
24
|
12
|
21
|
26
|
34
|
33
|
23
|
9
|
16
|
14
|
|
|
2024/05
|
35
|
41
|
43
|
34
|
39
|
31
|
40
|
47
|
53
|
58
|
50
|
98
|
80
|
58
|
65
|
48
|
65
|
60
|
68
|
68
|
47
|
32
|
43
|
41
|
48
|
26
|
20
|
25
|
34
|
46
|
35
|
|
2024/04
|
56
|
19
|
48
|
49
|
47
|
45
|
43
|
25
|
42
|
55
|
58
|
63
|
73
|
47
|
53
|
55
|
37
|
51
|
39
|
56
|
46
|
53
|
79
|
101
|
71
|
55
|
67
|
43
|
28
|
39
|
|
|
2024/03
|
59
|
56
|
46
|
52
|
69
|
79
|
85
|
76
|
66
|
84
|
78
|
78
|
89
|
98
|
104
|
103
|
91
|
69
|
79
|
82
|
65
|
58
|
46
|
55
|
32
|
46
|
61
|
49
|
49
|
49
|
75
|
|
2024/02
|
18
|
32
|
43
|
51
|
82
|
97
|
102
|
122
|
122
|
163
|
94
|
70
|
44
|
42
|
49
|
30
|
28
|
41
|
64
|
16
|
21
|
44
|
57
|
61
|
67
|
98
|
75
|
85
|
53
|
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1
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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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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
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24
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25
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26
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27
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28
|
29
|
30
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31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution