Air Quality
Excellent
No health implications.
12
PM2.5
16
PM10
50
O3
0.3
CO
10
SO2
2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Sep
70
Good
Sat
13 Sep
67
Good
Sun
14 Sep
63
Good
Mon
15 Sep
60
Good
Tue
16 Sep
52
Good
Wed
17 Sep
45
Excellent
Thu
18 Sep
19
Excellent
Haiyan Air quality rank
Air quality in the last 12 months (Haiyan)
|
2025/08
|
49
|
41
|
36
|
21
|
18
|
20
|
29
|
20
|
27
|
23
|
26
|
23
|
29
|
27
|
22
|
25
|
36
|
30
|
28
|
29
|
23
|
22
|
28
|
36
|
37
|
37
|
20
|
16
|
19
|
23
|
25
|
|
2025/07
|
26
|
20
|
30
|
18
|
21
|
27
|
36
|
38
|
30
|
46
|
39
|
37
|
41
|
41
|
53
|
29
|
20
|
25
|
23
|
22
|
25
|
31
|
31
|
29
|
28
|
30
|
31
|
27
|
25
|
30
|
58
|
|
2025/06
|
28
|
31
|
34
|
26
|
29
|
38
|
31
|
26
|
23
|
20
|
25
|
24
|
30
|
22
|
22
|
27
|
39
|
39
|
26
|
31
|
22
|
18
|
27
|
19
|
19
|
23
|
18
|
21
|
20
|
30
|
|
|
2025/05
|
28
|
38
|
127
|
111
|
42
|
73
|
81
|
53
|
32
|
20
|
17
|
34
|
49
|
32
|
24
|
30
|
42
|
36
|
31
|
34
|
30
|
48
|
30
|
34
|
22
|
32
|
27
|
30
|
60
|
49
|
50
|
|
2025/04
|
95
|
96
|
61
|
81
|
80
|
59
|
85
|
54
|
52
|
31
|
46
|
19
|
19
|
30
|
45
|
67
|
55
|
100
|
70
|
85
|
65
|
52
|
48
|
39
|
42
|
35
|
49
|
29
|
31
|
29
|
|
|
2025/03
|
57
|
52
|
43
|
31
|
51
|
75
|
65
|
38
|
35
|
33
|
68
|
109
|
70
|
51
|
53
|
44
|
44
|
49
|
48
|
53
|
51
|
59
|
47
|
37
|
23
|
134
|
186
|
57
|
70
|
94
|
94
|
|
2025/02
|
35
|
53
|
35
|
28
|
45
|
45
|
52
|
43
|
37
|
30
|
52
|
61
|
50
|
42
|
35
|
26
|
23
|
45
|
59
|
57
|
50
|
64
|
65
|
51
|
46
|
28
|
33
|
41
|
|||
|
2025/01
|
32
|
31
|
31
|
44
|
22
|
41
|
51
|
58
|
56
|
60
|
40
|
28
|
25
|
31
|
44
|
22
|
25
|
31
|
24
|
24
|
32
|
31
|
40
|
47
|
99
|
43
|
33
|
30
|
46
|
28
|
29
|
|
2024/12
|
23
|
31
|
34
|
53
|
46
|
49
|
63
|
64
|
57
|
52
|
35
|
55
|
60
|
50
|
28
|
22
|
27
|
43
|
41
|
29
|
57
|
38
|
38
|
57
|
59
|
38
|
37
|
24
|
40
|
46
|
24
|
|
2024/11
|
38
|
21
|
26
|
37
|
22
|
30
|
20
|
35
|
46
|
69
|
60
|
47
|
35
|
30
|
54
|
45
|
46
|
39
|
45
|
45
|
45
|
24
|
33
|
55
|
48
|
27
|
20
|
22
|
29
|
25
|
|
|
2024/10
|
16
|
33
|
33
|
37
|
32
|
44
|
43
|
31
|
33
|
27
|
35
|
25
|
21
|
27
|
41
|
20
|
19
|
33
|
37
|
34
|
57
|
23
|
23
|
29
|
40
|
35
|
26
|
20
|
35
|
42
|
38
|
|
2024/09
|
34
|
32
|
35
|
18
|
16
|
18
|
31
|
39
|
18
|
24
|
26
|
28
|
17
|
19
|
42
|
20
|
24
|
35
|
38
|
21
|
28
|
32
|
22
|
24
|
33
|
26
|
38
|
46
|
22
|
22
|
|
|
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