Air Quality
Excellent
No health implications.
22
PM2.5
47
PM10
57
O3
0.4
CO
4
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
31 Dec
111
Light
Thu
1 Jan
113
Light
Fri
2 Jan
124
Light
Sat
3 Jan
140
Light
Sun
4 Jan
142
Light
Mon
5 Jan
145
Light
Tue
6 Jan
24
Excellent
Air quality in the last 12 months (Dingyuan)
|
2025/11
|
102
|
78
|
41
|
55
|
62
|
50
|
34
|
20
|
82
|
66
|
39
|
42
|
89
|
133
|
106
|
101
|
38
|
45
|
52
|
60
|
92
|
99
|
107
|
113
|
85
|
81
|
293
|
135
|
86
|
95
|
|
|
2025/10
|
23
|
32
|
15
|
32
|
48
|
57
|
46
|
36
|
36
|
60
|
59
|
55
|
18
|
33
|
35
|
26
|
23
|
20
|
25
|
26
|
21
|
28
|
38
|
45
|
51
|
65
|
70
|
56
|
55
|
44
|
73
|
|
2025/09
|
23
|
19
|
26
|
36
|
37
|
40
|
42
|
36
|
15
|
22
|
31
|
25
|
15
|
20
|
21
|
34
|
18
|
15
|
21
|
19
|
35
|
25
|
41
|
10
|
18
|
21
|
26
|
27
|
32
|
29
|
|
|
2025/08
|
12
|
8
|
15
|
24
|
32
|
28
|
17
|
17
|
22
|
10
|
7
|
12
|
17
|
26
|
23
|
26
|
32
|
29
|
29
|
20
|
24
|
24
|
18
|
20
|
15
|
9
|
27
|
34
|
29
|
17
|
12
|
|
2025/07
|
22
|
20
|
26
|
30
|
39
|
40
|
44
|
22
|
14
|
38
|
39
|
25
|
25
|
30
|
34
|
30
|
20
|
30
|
26
|
17
|
15
|
13
|
18
|
20
|
26
|
17
|
17
|
14
|
23
|
16
|
12
|
|
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
|
|
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