Air Quality
Excellent
No health implications.
25
PM2.5
47
PM10
83
O3
0.4
CO
8
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Aug
85
Good
Tue
19 Aug
89
Good
Wed
20 Aug
88
Good
Thu
21 Aug
87
Good
Fri
22 Aug
87
Good
Sat
23 Aug
74
Good
Sun
24 Aug
47
Excellent
Air quality in the last 12 months (Dingyuan)
|
2025/06
|
28
|
15
|
45
|
60
|
51
|
38
|
20
|
28
|
28
|
41
|
41
|
44
|
49
|
34
|
31
|
47
|
48
|
23
|
9
|
8
|
9
|
20
|
31
|
31
|
29
|
34
|
18
|
13
|
12
|
17
|
|
|
2025/05
|
58
|
65
|
55
|
45
|
48
|
84
|
80
|
51
|
26
|
34
|
43
|
48
|
49
|
60
|
85
|
42
|
77
|
78
|
74
|
54
|
35
|
54
|
58
|
69
|
65
|
73
|
76
|
57
|
61
|
68
|
77
|
|
2025/04
|
54
|
60
|
48
|
63
|
77
|
70
|
65
|
75
|
78
|
90
|
74
|
184
|
94
|
66
|
52
|
58
|
70
|
70
|
80
|
51
|
57
|
80
|
72
|
81
|
61
|
52
|
50
|
64
|
53
|
55
|
|
|
2025/03
|
82
|
74
|
35
|
61
|
87
|
73
|
71
|
84
|
91
|
72
|
92
|
144
|
110
|
44
|
44
|
48
|
46
|
46
|
52
|
55
|
52
|
60
|
67
|
106
|
75
|
65
|
114
|
99
|
121
|
77
|
48
|
|
2025/02
|
74
|
68
|
100
|
79
|
52
|
46
|
76
|
35
|
44
|
59
|
73
|
108
|
62
|
85
|
108
|
92
|
59
|
57
|
74
|
54
|
50
|
80
|
87
|
63
|
77
|
112
|
87
|
78
|
|||
|
2025/01
|
102
|
128
|
115
|
111
|
126
|
76
|
51
|
70
|
46
|
53
|
71
|
69
|
90
|
119
|
67
|
68
|
82
|
91
|
126
|
136
|
109
|
160
|
81
|
50
|
30
|
78
|
51
|
80
|
129
|
73
|
113
|
|
2024/12
|
68
|
94
|
69
|
54
|
93
|
140
|
116
|
45
|
48
|
63
|
86
|
68
|
91
|
77
|
69
|
72
|
97
|
80
|
57
|
73
|
82
|
61
|
68
|
87
|
108
|
132
|
75
|
83
|
66
|
82
|
105
|
|
2024/11
|
47
|
80
|
72
|
73
|
56
|
53
|
43
|
39
|
47
|
41
|
50
|
59
|
76
|
85
|
84
|
48
|
34
|
34
|
25
|
33
|
50
|
75
|
38
|
40
|
33
|
45
|
70
|
62
|
51
|
60
|
|
|
2024/10
|
27
|
40
|
32
|
29
|
27
|
14
|
12
|
39
|
42
|
62
|
65
|
73
|
63
|
50
|
62
|
62
|
35
|
17
|
36
|
38
|
50
|
60
|
50
|
41
|
43
|
46
|
64
|
91
|
60
|
44
|
42
|
|
2024/09
|
44
|
39
|
28
|
33
|
44
|
45
|
39
|
36
|
25
|
32
|
22
|
11
|
21
|
40
|
32
|
30
|
10
|
25
|
24
|
21
|
25
|
32
|
35
|
40
|
46
|
41
|
30
|
36
|
42
|
45
|
|
|
2024/08
|
18
|
16
|
23
|
27
|
30
|
33
|
31
|
37
|
38
|
36
|
70
|
62
|
43
|
25
|
24
|
21
|
30
|
31
|
33
|
19
|
33
|
40
|
37
|
39
|
42
|
37
|
14
|
16
|
22
|
28
|
37
|
|
2024/07
|
16
|
19
|
26
|
19
|
24
|
23
|
26
|
23
|
22
|
36
|
36
|
29
|
17
|
17
|
21
|
41
|
34
|
20
|
27
|
20
|
22
|
25
|
33
|
33
|
25
|
24
|
13
|
12
|
15
|
19
|
20
|
|
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