Air Quality
Moderate
Sensitive individuals will experience more serious conditions. The hearts and respiratory systems of healthy people may be affected.
121
*
PM2.5
129
PM10
22
O3
1.1
CO
4
SO2
29
NO2
Sensitive individuals will experience more serious conditions. The hearts and respiratory systems of healthy people may be affected.
Advise
Children, seniors and individuals with respiratory or heart diseases should avoid sustained and high-intensity outdoor exercises. General population should moderately reduce outdoor activities.
Air Quality
Today
26 Jan
151
Moderate
Tue
27 Jan
173
Moderate
Wed
28 Jan
176
Moderate
Thu
29 Jan
156
Moderate
Fri
30 Jan
89
Good
Sat
31 Jan
69
Good
Sun
1 Feb
24
Excellent
Air quality in the last 12 months (Tongcheng)
|
2025/12
|
87
|
108
|
71
|
68
|
93
|
89
|
102
|
120
|
127
|
119
|
134
|
131
|
36
|
50
|
52
|
57
|
113
|
126
|
76
|
123
|
79
|
58
|
51
|
81
|
66
|
68
|
76
|
69
|
74
|
137
|
112
|
|
2025/11
|
54
|
51
|
54
|
50
|
52
|
46
|
46
|
16
|
33
|
41
|
66
|
52
|
46
|
55
|
58
|
52
|
58
|
30
|
33
|
41
|
51
|
58
|
62
|
53
|
74
|
57
|
87
|
70
|
60
|
53
|
|
|
2025/10
|
38
|
40
|
36
|
41
|
49
|
34
|
45
|
58
|
46
|
51
|
72
|
98
|
59
|
55
|
57
|
29
|
37
|
13
|
9
|
17
|
19
|
27
|
38
|
39
|
64
|
73
|
72
|
68
|
65
|
81
|
51
|
|
2025/09
|
19
|
19
|
21
|
24
|
27
|
31
|
35
|
24
|
26
|
25
|
23
|
21
|
30
|
34
|
29
|
29
|
34
|
29
|
21
|
20
|
29
|
40
|
28
|
13
|
17
|
34
|
44
|
46
|
46
|
41
|
|
|
2025/08
|
33
|
40
|
36
|
29
|
24
|
17
|
14
|
12
|
21
|
30
|
19
|
22
|
26
|
19
|
10
|
15
|
19
|
22
|
16
|
14
|
16
|
15
|
20
|
21
|
15
|
18
|
24
|
22
|
22
|
27
|
19
|
|
2025/07
|
14
|
14
|
15
|
22
|
29
|
30
|
32
|
30
|
23
|
17
|
30
|
21
|
18
|
23
|
22
|
22
|
29
|
26
|
32
|
22
|
13
|
10
|
12
|
18
|
21
|
25
|
19
|
20
|
23
|
21
|
23
|
|
2025/06
|
12
|
20
|
31
|
38
|
35
|
32
|
26
|
19
|
28
|
25
|
20
|
24
|
22
|
19
|
23
|
31
|
19
|
11
|
10
|
16
|
15
|
11
|
14
|
20
|
24
|
29
|
19
|
12
|
12
|
16
|
|
|
2025/05
|
46
|
56
|
57
|
55
|
35
|
76
|
98
|
37
|
37
|
43
|
35
|
39
|
36
|
50
|
47
|
18
|
29
|
57
|
40
|
20
|
20
|
19
|
34
|
49
|
43
|
40
|
45
|
24
|
19
|
19
|
14
|
|
2025/04
|
63
|
54
|
56
|
57
|
62
|
65
|
63
|
59
|
55
|
41
|
41
|
228
|
140
|
135
|
56
|
55
|
68
|
67
|
54
|
61
|
34
|
39
|
50
|
36
|
43
|
38
|
39
|
53
|
55
|
45
|
|
|
2025/03
|
40
|
31
|
15
|
30
|
42
|
46
|
51
|
52
|
51
|
45
|
36
|
53
|
38
|
30
|
25
|
43
|
36
|
38
|
44
|
35
|
41
|
48
|
55
|
54
|
50
|
63
|
81
|
66
|
66
|
61
|
68
|
|
2025/02
|
52
|
43
|
56
|
51
|
48
|
48
|
73
|
44
|
40
|
50
|
50
|
70
|
87
|
75
|
59
|
49
|
43
|
31
|
43
|
44
|
61
|
28
|
62
|
80
|
70
|
53
|
46
|
45
|
|||
|
2025/01
|
74
|
94
|
145
|
160
|
88
|
68
|
78
|
72
|
61
|
52
|
57
|
62
|
66
|
79
|
70
|
60
|
59
|
71
|
71
|
89
|
74
|
72
|
168
|
115
|
25
|
31
|
53
|
66
|
137
|
58
|
73
|
|
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