Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
75
*
PM2.5
79
PM10
111
O3
1.1
CO
11
SO2
7
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
16 May
52
Good
Sun
17 May
64
Good
Mon
18 May
60
Good
Tue
19 May
56
Good
Wed
20 May
58
Good
Thu
21 May
40
Excellent
Fri
22 May
36
Excellent
Air quality in the last 12 months (Dingcheng)
|
2026/04
|
33
|
34
|
27
|
42
|
62
|
52
|
63
|
71
|
51
|
45
|
46
|
39
|
44
|
34
|
29
|
36
|
43
|
42
|
55
|
94
|
39
|
24
|
28
|
43
|
44
|
56
|
33
|
33
|
32
|
35
|
|
|
2026/03
|
17
|
24
|
33
|
39
|
56
|
77
|
88
|
77
|
72
|
47
|
37
|
98
|
79
|
73
|
41
|
19
|
26
|
34
|
55
|
80
|
52
|
43
|
31
|
61
|
59
|
34
|
32
|
36
|
29
|
32
|
43
|
|
2026/02
|
61
|
73
|
101
|
128
|
139
|
166
|
94
|
82
|
73
|
61
|
54
|
83
|
82
|
73
|
90
|
27
|
57
|
75
|
67
|
46
|
43
|
71
|
69
|
64
|
44
|
27
|
33
|
50
|
|||
|
2026/01
|
50
|
80
|
91
|
64
|
71
|
73
|
63
|
75
|
69
|
86
|
109
|
111
|
77
|
102
|
131
|
153
|
167
|
193
|
37
|
61
|
53
|
65
|
80
|
95
|
84
|
139
|
169
|
120
|
72
|
62
|
66
|
|
2025/12
|
108
|
128
|
75
|
60
|
57
|
63
|
116
|
114
|
124
|
168
|
180
|
168
|
36
|
51
|
57
|
71
|
115
|
106
|
75
|
94
|
38
|
96
|
40
|
57
|
65
|
75
|
91
|
87
|
134
|
164
|
119
|
|
2025/11
|
44
|
35
|
56
|
30
|
53
|
48
|
27
|
16
|
25
|
38
|
55
|
51
|
58
|
69
|
70
|
76
|
51
|
29
|
30
|
38
|
52
|
62
|
62
|
42
|
69
|
60
|
80
|
66
|
54
|
100
|
|
|
2025/10
|
51
|
47
|
21
|
27
|
53
|
74
|
60
|
59
|
70
|
74
|
68
|
58
|
20
|
25
|
49
|
18
|
17
|
11
|
16
|
10
|
20
|
40
|
46
|
53
|
77
|
47
|
53
|
50
|
72
|
57
|
53
|
|
2025/09
|
22
|
20
|
30
|
44
|
48
|
31
|
41
|
50
|
22
|
23
|
23
|
25
|
21
|
22
|
33
|
39
|
51
|
17
|
11
|
17
|
34
|
27
|
14
|
14
|
20
|
19
|
22
|
33
|
25
|
34
|
|
|
2025/08
|
43
|
44
|
45
|
45
|
30
|
31
|
18
|
16
|
23
|
23
|
17
|
16
|
9
|
19
|
15
|
22
|
29
|
35
|
25
|
19
|
15
|
15
|
21
|
24
|
20
|
25
|
27
|
37
|
44
|
32
|
20
|
|
2025/07
|
19
|
14
|
16
|
18
|
23
|
43
|
45
|
40
|
36
|
25
|
47
|
41
|
33
|
33
|
28
|
22
|
36
|
26
|
34
|
32
|
25
|
11
|
12
|
15
|
21
|
33
|
25
|
25
|
27
|
30
|
26
|
|
2025/06
|
8
|
37
|
36
|
44
|
48
|
42
|
31
|
27
|
29
|
33
|
27
|
28
|
28
|
24
|
30
|
38
|
27
|
24
|
16
|
13
|
13
|
15
|
15
|
21
|
29
|
11
|
29
|
15
|
17
|
22
|
|
|
2025/05
|
47
|
65
|
70
|
57
|
53
|
88
|
122
|
31
|
40
|
45
|
38
|
52
|
59
|
93
|
53
|
30
|
48
|
72
|
53
|
39
|
25
|
14
|
42
|
67
|
63
|
44
|
56
|
31
|
33
|
35
|
32
|
|
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