Air Quality
Excellent
No health implications.
8
PM2.5
12
PM10
46
O3
0.6
CO
5
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Sep
42
Excellent
Sun
22 Sep
41
Excellent
Mon
23 Sep
47
Excellent
Tue
24 Sep
54
Good
Wed
25 Sep
58
Good
Thu
26 Sep
75
Good
Fri
27 Sep
70
Good
Air quality in the last 12 months (Haiyan)
|
2024/08
|
27
|
34
|
38
|
35
|
43
|
35
|
42
|
45
|
42
|
44
|
46
|
42
|
33
|
32
|
29
|
39
|
28
|
24
|
17
|
22
|
22
|
30
|
36
|
36
|
30
|
30
|
46
|
38
|
21
|
21
|
27
|
|
2024/07
|
41
|
22
|
25
|
28
|
35
|
33
|
37
|
33
|
29
|
40
|
34
|
30
|
38
|
35
|
39
|
19
|
27
|
34
|
31
|
29
|
32
|
24
|
19
|
23
|
26
|
23
|
20
|
19
|
18
|
17
|
24
|
|
2024/06
|
35
|
19
|
32
|
57
|
43
|
18
|
21
|
36
|
28
|
23
|
18
|
33
|
38
|
37
|
35
|
32
|
18
|
19
|
18
|
16
|
33
|
30
|
21
|
27
|
22
|
20
|
13
|
18
|
28
|
31
|
|
|
2024/05
|
37
|
33
|
33
|
30
|
31
|
40
|
71
|
51
|
25
|
34
|
47
|
49
|
65
|
51
|
56
|
43
|
45
|
43
|
38
|
33
|
31
|
42
|
32
|
33
|
19
|
28
|
28
|
21
|
24
|
39
|
41
|
|
2024/04
|
70
|
22
|
23
|
42
|
49
|
38
|
43
|
27
|
56
|
55
|
51
|
45
|
33
|
19
|
61
|
64
|
25
|
55
|
81
|
53
|
49
|
24
|
32
|
40
|
33
|
42
|
37
|
28
|
39
|
30
|
|
|
2024/03
|
39
|
56
|
61
|
41
|
32
|
53
|
73
|
89
|
73
|
60
|
56
|
82
|
49
|
65
|
57
|
49
|
76
|
73
|
66
|
100
|
75
|
58
|
67
|
92
|
53
|
29
|
39
|
43
|
41
|
52
|
87
|
|
2024/02
|
24
|
29
|
22
|
34
|
44
|
87
|
70
|
78
|
146
|
184
|
88
|
68
|
51
|
46
|
42
|
28
|
31
|
28
|
47
|
18
|
18
|
27
|
49
|
53
|
73
|
103
|
65
|
44
|
31
|
||
|
2024/01
|
115
|
84
|
103
|
111
|
77
|
155
|
125
|
41
|
112
|
155
|
146
|
100
|
123
|
90
|
51
|
30
|
46
|
82
|
39
|
37
|
70
|
43
|
34
|
45
|
65
|
81
|
112
|
111
|
107
|
55
|
38
|
|
2023/12
|
47
|
67
|
89
|
110
|
70
|
77
|
93
|
62
|
67
|
84
|
37
|
47
|
68
|
48
|
41
|
36
|
35
|
38
|
36
|
63
|
44
|
44
|
61
|
72
|
84
|
110
|
121
|
184
|
100
|
132
|
192
|
|
2023/11
|
42
|
34
|
50
|
34
|
29
|
34
|
54
|
50
|
53
|
34
|
27
|
43
|
44
|
63
|
93
|
91
|
88
|
53
|
58
|
87
|
68
|
56
|
109
|
42
|
38
|
56
|
82
|
82
|
75
|
42
|
|
|
2023/10
|
32
|
30
|
30
|
30
|
40
|
30
|
24
|
25
|
50
|
61
|
46
|
41
|
32
|
53
|
59
|
76
|
92
|
69
|
70
|
35
|
41
|
45
|
36
|
47
|
78
|
71
|
73
|
26
|
39
|
43
|
48
|
|
2023/09
|
31
|
44
|
39
|
22
|
30
|
32
|
38
|
39
|
39
|
44
|
50
|
36
|
27
|
24
|
30
|
33
|
54
|
47
|
34
|
25
|
24
|
22
|
24
|
28
|
46
|
52
|
51
|
46
|
45
|
44
|
|
|
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