Air Quality
Excellent
No health implications.
12
PM2.5
46
PM10
125
O3
0.5
CO
5
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 May
96
Good
Fri
16 May
122
Light
Sat
17 May
60
Good
Sun
18 May
85
Good
Mon
19 May
108
Light
Tue
20 May
89
Good
Wed
21 May
37
Excellent
Air quality in the last 12 months (Dingxing)
|
2025/02
|
86
|
83
|
15
|
24
|
22
|
68
|
16
|
21
|
47
|
92
|
135
|
56
|
65
|
90
|
89
|
37
|
30
|
50
|
40
|
39
|
37
|
31
|
24
|
60
|
66
|
62
|
122
|
181
|
|||
|
2025/01
|
70
|
48
|
56
|
93
|
76
|
20
|
26
|
18
|
22
|
50
|
64
|
53
|
72
|
55
|
33
|
56
|
86
|
111
|
83
|
98
|
78
|
58
|
72
|
104
|
118
|
111
|
14
|
45
|
241
|
80
|
79
|
|
2024/12
|
83
|
29
|
61
|
84
|
51
|
41
|
20
|
48
|
64
|
64
|
59
|
92
|
57
|
35
|
49
|
58
|
39
|
32
|
59
|
57
|
24
|
48
|
63
|
95
|
108
|
37
|
37
|
44
|
76
|
80
|
66
|
|
2024/11
|
96
|
69
|
59
|
26
|
58
|
69
|
119
|
157
|
170
|
135
|
127
|
133
|
124
|
40
|
65
|
62
|
45
|
66
|
70
|
83
|
57
|
40
|
59
|
113
|
67
|
17
|
23
|
29
|
44
|
66
|
|
|
2024/10
|
19
|
27
|
49
|
65
|
88
|
115
|
54
|
66
|
106
|
34
|
83
|
114
|
134
|
121
|
78
|
54
|
68
|
53
|
19
|
35
|
61
|
46
|
55
|
84
|
147
|
194
|
81
|
68
|
100
|
143
|
175
|
|
2024/09
|
40
|
22
|
41
|
62
|
35
|
36
|
37
|
47
|
61
|
34
|
30
|
33
|
47
|
39
|
48
|
58
|
50
|
57
|
52
|
31
|
14
|
21
|
51
|
64
|
58
|
57
|
53
|
65
|
82
|
13
|
|
|
2024/08
|
38
|
55
|
33
|
29
|
23
|
41
|
47
|
47
|
42
|
50
|
24
|
22
|
22
|
37
|
50
|
45
|
44
|
29
|
31
|
26
|
24
|
39
|
40
|
40
|
40
|
17
|
24
|
32
|
49
|
61
|
58
|
|
2024/07
|
35
|
46
|
55
|
69
|
76
|
39
|
57
|
43
|
70
|
74
|
79
|
67
|
57
|
79
|
66
|
53
|
42
|
47
|
57
|
42
|
53
|
45
|
58
|
51
|
24
|
31
|
40
|
39
|
40
|
22
|
35
|
|
2024/06
|
55
|
65
|
60
|
72
|
70
|
76
|
65
|
65
|
59
|
66
|
71
|
78
|
94
|
57
|
57
|
75
|
70
|
71
|
65
|
74
|
57
|
85
|
104
|
46
|
53
|
77
|
65
|
67
|
74
|
43
|
|
|
2024/05
|
63
|
73
|
67
|
80
|
64
|
71
|
77
|
83
|
81
|
90
|
144
|
55
|
81
|
99
|
46
|
71
|
84
|
91
|
69
|
45
|
57
|
83
|
87
|
42
|
26
|
39
|
50
|
72
|
82
|
72
|
34
|
|
2024/04
|
89
|
85
|
84
|
68
|
83
|
104
|
89
|
107
|
51
|
68
|
111
|
82
|
76
|
64
|
138
|
99
|
100
|
107
|
93
|
63
|
92
|
97
|
54
|
65
|
101
|
101
|
106
|
45
|
31
|
43
|
|
|
2024/03
|
45
|
92
|
79
|
65
|
80
|
89
|
84
|
40
|
75
|
110
|
114
|
82
|
81
|
98
|
108
|
114
|
55
|
133
|
82
|
70
|
91
|
83
|
91
|
89
|
68
|
92
|
154
|
340
|
131
|
85
|
93
|
|
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