Air Quality
Excellent
No health implications.
31
PM2.5
48
PM10
85
O3
0.7
CO
8
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Mar
71
Good
Tue
31 Mar
79
Good
Wed
1 Apr
84
Good
Thu
2 Apr
61
Good
Fri
3 Apr
84
Good
Sat
4 Apr
36
Excellent
Sun
5 Apr
27
Excellent
Air quality in the last 12 months (Caidian)
|
2026/02
|
53
|
78
|
87
|
84
|
86
|
116
|
54
|
72
|
54
|
64
|
81
|
111
|
73
|
68
|
87
|
29
|
72
|
79
|
91
|
60
|
51
|
87
|
90
|
37
|
34
|
21
|
47
|
44
|
|||
|
2026/01
|
28
|
53
|
73
|
71
|
85
|
54
|
65
|
61
|
67
|
77
|
68
|
67
|
71
|
82
|
104
|
117
|
141
|
131
|
17
|
49
|
52
|
80
|
84
|
92
|
76
|
143
|
83
|
74
|
52
|
30
|
41
|
|
2025/12
|
97
|
94
|
59
|
73
|
77
|
84
|
117
|
110
|
133
|
132
|
151
|
109
|
35
|
50
|
63
|
70
|
133
|
168
|
126
|
137
|
49
|
46
|
46
|
84
|
59
|
65
|
70
|
85
|
89
|
127
|
74
|
|
2025/11
|
76
|
84
|
72
|
73
|
71
|
57
|
32
|
28
|
49
|
53
|
65
|
36
|
46
|
65
|
84
|
89
|
51
|
25
|
33
|
42
|
61
|
82
|
101
|
82
|
92
|
71
|
103
|
88
|
73
|
76
|
|
|
2025/10
|
44
|
44
|
17
|
34
|
61
|
59
|
36
|
55
|
60
|
45
|
39
|
50
|
17
|
32
|
51
|
30
|
33
|
9
|
11
|
24
|
20
|
24
|
27
|
31
|
53
|
73
|
73
|
79
|
84
|
59
|
45
|
|
2025/09
|
20
|
32
|
37
|
31
|
41
|
30
|
44
|
47
|
25
|
30
|
25
|
24
|
24
|
24
|
30
|
41
|
29
|
16
|
18
|
13
|
25
|
40
|
19
|
11
|
14
|
29
|
37
|
46
|
28
|
30
|
|
|
2025/08
|
37
|
31
|
44
|
48
|
37
|
25
|
17
|
19
|
26
|
29
|
14
|
22
|
23
|
24
|
22
|
23
|
29
|
30
|
23
|
15
|
18
|
19
|
22
|
24
|
26
|
33
|
32
|
28
|
37
|
25
|
19
|
|
2025/07
|
18
|
16
|
19
|
27
|
36
|
42
|
42
|
48
|
22
|
23
|
40
|
24
|
28
|
35
|
33
|
28
|
34
|
30
|
33
|
29
|
22
|
13
|
18
|
24
|
28
|
26
|
21
|
21
|
21
|
22
|
24
|
|
2025/06
|
9
|
22
|
50
|
56
|
44
|
42
|
19
|
14
|
18
|
37
|
31
|
33
|
32
|
24
|
29
|
38
|
33
|
17
|
10
|
14
|
8
|
14
|
26
|
27
|
37
|
23
|
23
|
17
|
11
|
22
|
|
|
2025/05
|
50
|
57
|
48
|
51
|
41
|
123
|
148
|
44
|
49
|
43
|
47
|
44
|
52
|
63
|
49
|
49
|
50
|
126
|
79
|
38
|
27
|
19
|
53
|
57
|
53
|
47
|
61
|
33
|
31
|
30
|
13
|
|
2025/04
|
67
|
63
|
58
|
72
|
79
|
73
|
73
|
70
|
73
|
45
|
59
|
201
|
113
|
99
|
58
|
59
|
69
|
74
|
70
|
61
|
35
|
54
|
59
|
61
|
66
|
46
|
49
|
57
|
54
|
42
|
|
|
2025/03
|
75
|
37
|
16
|
43
|
38
|
69
|
82
|
88
|
78
|
69
|
69
|
79
|
65
|
54
|
30
|
44
|
34
|
44
|
51
|
51
|
55
|
58
|
67
|
61
|
52
|
66
|
91
|
70
|
69
|
69
|
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