Air Quality
Excellent
No health implications.
12
PM2.5
22
PM10
90
O3
0.6
CO
4
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Jul
54
Good
Mon
14 Jul
61
Good
Tue
15 Jul
67
Good
Wed
16 Jul
51
Good
Thu
17 Jul
61
Good
Fri
18 Jul
67
Good
Sat
19 Jul
29
Excellent
Tongcheng Air quality rank
Air quality in the last 12 months (Tongcheng)
|
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
|
|
2024/12
|
40
|
49
|
86
|
90
|
43
|
47
|
47
|
81
|
60
|
58
|
57
|
72
|
74
|
53
|
55
|
48
|
54
|
68
|
68
|
80
|
82
|
63
|
67
|
77
|
80
|
108
|
127
|
64
|
54
|
82
|
94
|
|
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
|
|
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