Air Quality
Excellent
No health implications.
30
PM2.5
49
PM10
77
O3
0.5
CO
7
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 May
85
Good
Sun
11 May
92
Good
Mon
12 May
96
Good
Tue
13 May
98
Good
Wed
14 May
85
Good
Thu
15 May
73
Good
Fri
16 May
31
Excellent
Air quality in the last 12 months (Dingcheng)
|
2025/02
|
69
|
70
|
63
|
64
|
73
|
60
|
94
|
65
|
52
|
60
|
74
|
83
|
89
|
65
|
47
|
58
|
46
|
36
|
63
|
107
|
119
|
83
|
100
|
108
|
93
|
57
|
37
|
66
|
|||
|
2025/01
|
134
|
179
|
212
|
242
|
138
|
118
|
95
|
82
|
68
|
83
|
93
|
73
|
165
|
184
|
93
|
82
|
95
|
119
|
122
|
142
|
170
|
206
|
264
|
124
|
17
|
41
|
61
|
106
|
301
|
136
|
119
|
|
2024/12
|
74
|
111
|
120
|
98
|
51
|
55
|
65
|
78
|
75
|
87
|
67
|
110
|
102
|
61
|
59
|
61
|
91
|
101
|
70
|
108
|
112
|
72
|
64
|
104
|
140
|
198
|
189
|
112
|
125
|
174
|
145
|
|
2024/11
|
74
|
88
|
86
|
79
|
79
|
81
|
79
|
77
|
103
|
66
|
69
|
72
|
68
|
74
|
60
|
48
|
12
|
14
|
28
|
32
|
42
|
55
|
76
|
71
|
35
|
35
|
45
|
44
|
52
|
61
|
|
|
2024/10
|
30
|
64
|
65
|
80
|
87
|
65
|
43
|
57
|
71
|
100
|
141
|
99
|
52
|
38
|
49
|
67
|
45
|
19
|
23
|
44
|
16
|
28
|
33
|
53
|
67
|
57
|
59
|
84
|
78
|
74
|
66
|
|
2024/09
|
45
|
49
|
54
|
60
|
64
|
50
|
50
|
49
|
60
|
55
|
48
|
32
|
39
|
59
|
57
|
55
|
51
|
55
|
44
|
43
|
56
|
42
|
51
|
71
|
96
|
115
|
109
|
106
|
84
|
62
|
|
|
2024/08
|
13
|
14
|
20
|
22
|
21
|
29
|
35
|
31
|
30
|
35
|
53
|
68
|
47
|
52
|
49
|
36
|
36
|
45
|
28
|
39
|
43
|
38
|
27
|
28
|
35
|
36
|
29
|
28
|
36
|
44
|
45
|
|
2024/07
|
11
|
24
|
24
|
15
|
18
|
15
|
17
|
18
|
23
|
25
|
44
|
35
|
24
|
27
|
30
|
27
|
21
|
19
|
15
|
18
|
24
|
24
|
25
|
26
|
33
|
37
|
24
|
20
|
15
|
15
|
18
|
|
2024/06
|
21
|
35
|
42
|
18
|
20
|
33
|
38
|
32
|
15
|
19
|
21
|
12
|
29
|
31
|
35
|
41
|
31
|
32
|
29
|
17
|
26
|
11
|
12
|
14
|
22
|
23
|
16
|
15
|
8
|
15
|
|
|
2024/05
|
31
|
49
|
24
|
24
|
27
|
40
|
84
|
92
|
86
|
49
|
56
|
79
|
77
|
69
|
82
|
68
|
56
|
47
|
29
|
25
|
46
|
53
|
53
|
52
|
46
|
36
|
41
|
27
|
36
|
20
|
26
|
|
2024/04
|
38
|
23
|
44
|
55
|
55
|
47
|
52
|
46
|
41
|
48
|
42
|
28
|
25
|
38
|
42
|
37
|
43
|
45
|
23
|
35
|
55
|
57
|
35
|
56
|
44
|
41
|
50
|
46
|
41
|
22
|
|
|
2024/03
|
120
|
85
|
54
|
50
|
93
|
112
|
87
|
85
|
108
|
86
|
66
|
67
|
92
|
72
|
73
|
66
|
57
|
49
|
51
|
80
|
76
|
63
|
46
|
35
|
26
|
38
|
46
|
35
|
37
|
40
|
31
|
|
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