Air Quality
Excellent
No health implications.
22
PM2.5
30
PM10
78
O3
0.7
CO
7
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
6 May
51
Good
Wed
7 May
47
Excellent
Thu
8 May
55
Good
Fri
9 May
42
Excellent
Sat
10 May
31
Excellent
Sun
11 May
28
Excellent
Mon
12 May
43
Excellent
Air quality in the last 12 months (Tiandeng)
|
2025/02
|
55
|
32
|
19
|
39
|
71
|
36
|
16
|
32
|
59
|
75
|
111
|
85
|
28
|
82
|
52
|
32
|
51
|
27
|
43
|
44
|
17
|
31
|
14
|
28
|
45
|
21
|
43
|
50
|
|||
|
2025/01
|
101
|
106
|
100
|
99
|
75
|
92
|
105
|
104
|
63
|
26
|
44
|
60
|
77
|
77
|
82
|
76
|
82
|
97
|
92
|
104
|
99
|
77
|
88
|
65
|
54
|
14
|
39
|
53
|
112
|
68
|
75
|
|
2024/12
|
73
|
78
|
68
|
64
|
65
|
61
|
26
|
25
|
53
|
81
|
40
|
27
|
40
|
46
|
48
|
61
|
76
|
73
|
70
|
82
|
90
|
89
|
99
|
104
|
105
|
90
|
74
|
54
|
78
|
107
|
102
|
|
2024/11
|
46
|
49
|
58
|
59
|
54
|
60
|
63
|
61
|
60
|
58
|
62
|
64
|
67
|
70
|
69
|
66
|
66
|
54
|
43
|
32
|
37
|
39
|
48
|
57
|
63
|
23
|
32
|
30
|
42
|
60
|
|
|
2024/10
|
14
|
19
|
38
|
52
|
59
|
58
|
54
|
55
|
47
|
48
|
56
|
61
|
62
|
48
|
18
|
35
|
35
|
37
|
37
|
35
|
49
|
48
|
26
|
39
|
39
|
41
|
37
|
31
|
37
|
47
|
42
|
|
2024/09
|
32
|
40
|
29
|
33
|
39
|
37
|
16
|
16
|
20
|
17
|
21
|
28
|
36
|
41
|
47
|
36
|
28
|
33
|
37
|
38
|
36
|
24
|
33
|
43
|
50
|
56
|
60
|
55
|
38
|
34
|
|
|
2024/08
|
19
|
23
|
23
|
25
|
31
|
36
|
41
|
35
|
37
|
43
|
18
|
24
|
24
|
33
|
30
|
30
|
28
|
25
|
33
|
31
|
37
|
30
|
24
|
28
|
26
|
34
|
37
|
41
|
41
|
42
|
41
|
|
2024/07
|
40
|
22
|
23
|
31
|
25
|
25
|
28
|
27
|
31
|
28
|
27
|
29
|
29
|
25
|
32
|
31
|
27
|
20
|
19
|
26
|
32
|
32
|
26
|
18
|
25
|
34
|
45
|
29
|
24
|
19
|
16
|
|
2024/06
|
34
|
48
|
31
|
21
|
19
|
29
|
27
|
23
|
16
|
19
|
32
|
37
|
35
|
36
|
30
|
32
|
34
|
21
|
36
|
30
|
34
|
33
|
30
|
21
|
15
|
16
|
21
|
22
|
28
|
29
|
|
|
2024/05
|
26
|
28
|
29
|
39
|
29
|
34
|
42
|
39
|
20
|
29
|
39
|
30
|
39
|
54
|
43
|
43
|
51
|
52
|
19
|
26
|
34
|
32
|
44
|
53
|
49
|
26
|
33
|
18
|
36
|
24
|
24
|
|
2024/04
|
72
|
74
|
93
|
83
|
35
|
37
|
24
|
22
|
42
|
52
|
55
|
56
|
53
|
63
|
62
|
49
|
56
|
41
|
60
|
52
|
33
|
33
|
32
|
46
|
62
|
55
|
71
|
55
|
80
|
75
|
|
|
2024/03
|
29
|
55
|
84
|
78
|
68
|
49
|
65
|
75
|
54
|
26
|
26
|
45
|
37
|
23
|
26
|
52
|
59
|
59
|
25
|
63
|
72
|
63
|
48
|
52
|
55
|
56
|
67
|
49
|
47
|
63
|
69
|
|
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