Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
57
*
PM2.5
96
PM10
86
O3
0.9
CO
7
SO2
33
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
21 Dec
98
Good
Sun
22 Dec
99
Good
Mon
23 Dec
90
Good
Tue
24 Dec
102
Light
Wed
25 Dec
105
Light
Thu
26 Dec
101
Light
Fri
27 Dec
72
Good
Air quality in the last 12 months (Tongcheng)
|
2024/11
|
58
|
75
|
60
|
67
|
67
|
52
|
43
|
42
|
52
|
50
|
47
|
49
|
51
|
65
|
70
|
73
|
19
|
15
|
29
|
29
|
37
|
41
|
52
|
56
|
30
|
26
|
35
|
44
|
44
|
43
|
|
|
2024/10
|
20
|
53
|
45
|
27
|
43
|
81
|
44
|
29
|
39
|
56
|
59
|
82
|
151
|
74
|
64
|
44
|
27
|
28
|
18
|
25
|
36
|
19
|
28
|
30
|
47
|
50
|
46
|
67
|
51
|
44
|
45
|
|
2024/09
|
35
|
40
|
44
|
37
|
38
|
47
|
41
|
30
|
37
|
33
|
34
|
33
|
27
|
30
|
36
|
30
|
38
|
35
|
31
|
35
|
30
|
32
|
33
|
39
|
45
|
53
|
55
|
40
|
25
|
43
|
|
|
2024/08
|
13
|
17
|
18
|
19
|
24
|
23
|
27
|
25
|
23
|
25
|
55
|
58
|
30
|
26
|
23
|
27
|
34
|
31
|
28
|
29
|
28
|
29
|
18
|
18
|
20
|
29
|
25
|
16
|
36
|
31
|
32
|
|
2024/07
|
12
|
19
|
21
|
16
|
17
|
16
|
20
|
18
|
22
|
28
|
30
|
25
|
26
|
27
|
23
|
21
|
15
|
16
|
16
|
16
|
20
|
19
|
19
|
25
|
32
|
26
|
18
|
7
|
8
|
12
|
15
|
|
2024/06
|
15
|
30
|
28
|
18
|
21
|
19
|
26
|
31
|
20
|
12
|
16
|
22
|
20
|
20
|
22
|
23
|
26
|
17
|
13
|
19
|
21
|
12
|
14
|
14
|
15
|
16
|
9
|
18
|
14
|
12
|
|
|
2024/05
|
30
|
30
|
26
|
19
|
23
|
23
|
35
|
44
|
41
|
44
|
46
|
89
|
73
|
58
|
57
|
57
|
54
|
46
|
52
|
35
|
37
|
15
|
18
|
25
|
25
|
26
|
21
|
18
|
24
|
38
|
40
|
|
2024/04
|
23
|
15
|
37
|
52
|
47
|
44
|
45
|
40
|
29
|
30
|
36
|
28
|
25
|
28
|
39
|
36
|
36
|
30
|
19
|
28
|
41
|
37
|
27
|
57
|
62
|
57
|
40
|
26
|
31
|
19
|
|
|
2024/03
|
50
|
34
|
29
|
30
|
55
|
66
|
47
|
64
|
65
|
64
|
62
|
52
|
52
|
45
|
56
|
62
|
53
|
35
|
42
|
72
|
62
|
56
|
29
|
40
|
21
|
24
|
39
|
31
|
33
|
30
|
23
|
|
2024/02
|
35
|
18
|
26
|
66
|
81
|
58
|
81
|
89
|
94
|
146
|
84
|
61
|
49
|
37
|
49
|
27
|
26
|
32
|
63
|
17
|
21
|
35
|
45
|
41
|
53
|
72
|
72
|
63
|
59
|
||
|
2024/01
|
80
|
83
|
51
|
52
|
56
|
67
|
91
|
116
|
86
|
84
|
69
|
59
|
62
|
97
|
144
|
76
|
52
|
30
|
15
|
43
|
57
|
44
|
31
|
34
|
46
|
59
|
61
|
67
|
78
|
62
|
55
|
|
2023/12
|
38
|
46
|
57
|
67
|
60
|
55
|
52
|
43
|
33
|
48
|
15
|
32
|
36
|
34
|
22
|
30
|
36
|
37
|
40
|
39
|
75
|
44
|
49
|
55
|
55
|
53
|
75
|
149
|
181
|
131
|
87
|
|
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