Air Quality
Excellent
No health implications.
31
PM2.5
50
PM10
64
O3
0.8
CO
6
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Mar
55
Good
Fri
20 Mar
59
Good
Sat
21 Mar
63
Good
Sun
22 Mar
60
Good
Mon
23 Mar
53
Good
Tue
24 Mar
49
Excellent
Wed
25 Mar
17
Excellent
Tongcheng Air quality rank
Air quality in the last 12 months (Tongcheng)
|
2026/02
|
55
|
62
|
73
|
79
|
86
|
103
|
56
|
63
|
57
|
62
|
70
|
75
|
65
|
49
|
60
|
34
|
80
|
69
|
81
|
47
|
37
|
52
|
68
|
40
|
35
|
22
|
34
|
37
|
|||
|
2026/01
|
34
|
54
|
66
|
57
|
87
|
80
|
65
|
69
|
65
|
61
|
74
|
73
|
73
|
65
|
122
|
110
|
167
|
170
|
32
|
43
|
63
|
76
|
77
|
76
|
80
|
141
|
111
|
78
|
68
|
35
|
43
|
|
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
|
|
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