Air Quality
Excellent
No health implications.
19
PM2.5
26
PM10
39
O3
0.9
CO
7
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Mar
80
Good
Sat
28 Mar
92
Good
Sun
29 Mar
56
Good
Mon
30 Mar
85
Good
Tue
31 Mar
86
Good
Wed
1 Apr
80
Good
Thu
2 Apr
20
Excellent
Air quality in the last 12 months (Dingcheng)
|
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
|
|
2025/04
|
54
|
59
|
64
|
66
|
68
|
75
|
71
|
74
|
63
|
53
|
61
|
291
|
192
|
145
|
108
|
87
|
69
|
76
|
40
|
64
|
51
|
52
|
64
|
51
|
59
|
58
|
44
|
62
|
61
|
27
|
|
|
2025/03
|
98
|
87
|
19
|
44
|
51
|
64
|
74
|
59
|
56
|
49
|
45
|
66
|
69
|
44
|
39
|
61
|
58
|
41
|
51
|
52
|
52
|
52
|
55
|
51
|
58
|
73
|
111
|
72
|
67
|
48
|
53
|
|
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