Air Quality
Excellent
No health implications.
5
PM2.5
19
PM10
18
O3
0.3
CO
2
SO2
29
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 May
63
Good
Mon
4 May
70
Good
Tue
5 May
96
Good
Wed
6 May
88
Good
Thu
7 May
60
Good
Fri
8 May
46
Excellent
Sat
9 May
16
Excellent
Air quality in the last 12 months (Dingxing)
|
2026/03
|
83
|
121
|
133
|
117
|
72
|
58
|
81
|
116
|
47
|
112
|
85
|
103
|
147
|
89
|
68
|
66
|
164
|
54
|
61
|
82
|
92
|
77
|
120
|
170
|
154
|
200
|
70
|
86
|
92
|
45
|
61
|
|
2026/02
|
159
|
70
|
121
|
143
|
90
|
31
|
53
|
63
|
115
|
141
|
83
|
104
|
128
|
133
|
38
|
71
|
147
|
50
|
105
|
113
|
244
|
50
|
41
|
72
|
88
|
92
|
49
|
68
|
|||
|
2026/01
|
59
|
82
|
130
|
130
|
108
|
136
|
50
|
81
|
103
|
34
|
35
|
72
|
63
|
71
|
137
|
89
|
39
|
43
|
25
|
43
|
56
|
70
|
89
|
154
|
79
|
95
|
107
|
69
|
81
|
109
|
137
|
|
2025/12
|
46
|
32
|
55
|
53
|
76
|
123
|
72
|
37
|
73
|
110
|
95
|
39
|
56
|
71
|
105
|
81
|
142
|
171
|
221
|
76
|
46
|
80
|
80
|
50
|
28
|
70
|
88
|
144
|
99
|
54
|
26
|
|
2025/11
|
63
|
31
|
63
|
100
|
184
|
185
|
55
|
72
|
61
|
70
|
115
|
172
|
73
|
80
|
110
|
60
|
27
|
44
|
65
|
63
|
69
|
80
|
109
|
105
|
39
|
101
|
38
|
83
|
112
|
131
|
|
|
2025/10
|
68
|
48
|
61
|
68
|
50
|
29
|
53
|
31
|
9
|
13
|
20
|
41
|
47
|
49
|
72
|
66
|
40
|
15
|
23
|
24
|
38
|
53
|
78
|
111
|
148
|
54
|
55
|
132
|
159
|
190
|
101
|
|
2025/09
|
48
|
51
|
48
|
52
|
53
|
41
|
56
|
45
|
57
|
54
|
64
|
55
|
60
|
54
|
47
|
33
|
28
|
32
|
32
|
49
|
62
|
34
|
53
|
59
|
64
|
61
|
49
|
58
|
55
|
70
|
|
|
2025/08
|
46
|
54
|
48
|
35
|
38
|
56
|
39
|
32
|
23
|
39
|
44
|
48
|
27
|
48
|
46
|
26
|
37
|
39
|
27
|
23
|
35
|
33
|
27
|
22
|
29
|
37
|
27
|
24
|
39
|
29
|
38
|
|
2025/07
|
32
|
40
|
24
|
36
|
25
|
28
|
41
|
31
|
48
|
30
|
55
|
53
|
27
|
46
|
48
|
40
|
33
|
44
|
59
|
31
|
27
|
43
|
36
|
29
|
26
|
46
|
47
|
34
|
17
|
25
|
36
|
|
2025/06
|
75
|
58
|
27
|
41
|
64
|
59
|
56
|
60
|
69
|
44
|
67
|
87
|
77
|
41
|
25
|
27
|
64
|
79
|
43
|
40
|
40
|
50
|
71
|
60
|
72
|
70
|
62
|
62
|
53
|
52
|
|
|
2025/05
|
47
|
65
|
40
|
57
|
57
|
43
|
75
|
94
|
33
|
41
|
61
|
74
|
76
|
45
|
51
|
69
|
77
|
63
|
74
|
98
|
77
|
65
|
62
|
44
|
58
|
69
|
73
|
74
|
74
|
70
|
67
|
|
2025/04
|
61
|
30
|
67
|
87
|
43
|
76
|
81
|
55
|
61
|
80
|
151
|
121
|
55
|
41
|
65
|
91
|
97
|
55
|
49
|
76
|
80
|
53
|
68
|
55
|
67
|
96
|
100
|
66
|
72
|
66
|
|
|
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