Air Quality
Excellent
No health implications.
8
PM2.5
11
PM10
52
O3
0.8
CO
9
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 May
49
Excellent
Sun
17 May
53
Good
Mon
18 May
79
Good
Tue
19 May
84
Good
Wed
20 May
61
Good
Thu
21 May
19
Excellent
Fri
22 May
22
Excellent
Air quality in the last 12 months (SaiHan)
|
2026/04
|
30
|
67
|
77
|
100
|
37
|
26
|
32
|
64
|
60
|
35
|
44
|
46
|
48
|
72
|
61
|
44
|
81
|
67
|
219
|
79
|
67
|
66
|
76
|
70
|
60
|
83
|
62
|
28
|
35
|
56
|
|
|
2026/03
|
70
|
71
|
89
|
77
|
45
|
26
|
51
|
45
|
29
|
49
|
28
|
62
|
71
|
31
|
53
|
67
|
96
|
37
|
56
|
75
|
97
|
55
|
64
|
85
|
81
|
43
|
37
|
53
|
33
|
29
|
31
|
|
2026/02
|
38
|
26
|
49
|
71
|
17
|
11
|
27
|
39
|
48
|
59
|
52
|
78
|
77
|
43
|
35
|
69
|
298
|
226
|
74
|
136
|
252
|
32
|
47
|
61
|
57
|
34
|
57
|
71
|
|||
|
2026/01
|
91
|
67
|
67
|
80
|
43
|
57
|
64
|
72
|
71
|
33
|
40
|
66
|
72
|
122
|
106
|
27
|
47
|
24
|
14
|
31
|
46
|
54
|
65
|
53
|
118
|
118
|
62
|
76
|
35
|
36
|
35
|
|
2025/12
|
24
|
26
|
47
|
34
|
55
|
87
|
50
|
35
|
61
|
64
|
26
|
48
|
59
|
75
|
88
|
115
|
98
|
75
|
59
|
23
|
40
|
61
|
33
|
38
|
31
|
56
|
70
|
65
|
46
|
22
|
32
|
|
2025/11
|
35
|
27
|
52
|
63
|
57
|
54
|
46
|
66
|
63
|
52
|
65
|
50
|
47
|
67
|
79
|
18
|
17
|
35
|
61
|
112
|
102
|
79
|
116
|
40
|
61
|
120
|
57
|
112
|
138
|
76
|
|
|
2025/10
|
63
|
51
|
51
|
56
|
57
|
65
|
48
|
19
|
12
|
25
|
33
|
39
|
68
|
58
|
25
|
33
|
9
|
17
|
13
|
15
|
39
|
40
|
39
|
61
|
21
|
12
|
38
|
58
|
60
|
24
|
27
|
|
2025/09
|
23
|
46
|
39
|
40
|
35
|
44
|
23
|
38
|
58
|
56
|
37
|
26
|
38
|
43
|
32
|
10
|
13
|
21
|
40
|
50
|
32
|
27
|
42
|
47
|
49
|
46
|
54
|
29
|
42
|
54
|
|
|
2025/08
|
41
|
32
|
32
|
30
|
41
|
30
|
26
|
20
|
24
|
22
|
44
|
31
|
25
|
42
|
31
|
20
|
30
|
24
|
15
|
25
|
37
|
44
|
33
|
35
|
25
|
21
|
16
|
32
|
42
|
38
|
39
|
|
2025/07
|
44
|
28
|
38
|
44
|
7
|
14
|
25
|
28
|
25
|
23
|
25
|
35
|
23
|
37
|
24
|
9
|
19
|
36
|
24
|
8
|
18
|
31
|
29
|
14
|
19
|
15
|
15
|
27
|
21
|
15
|
34
|
|
2025/06
|
30
|
21
|
15
|
21
|
37
|
20
|
14
|
22
|
19
|
25
|
40
|
48
|
28
|
16
|
11
|
15
|
39
|
32
|
13
|
19
|
18
|
20
|
39
|
37
|
42
|
52
|
39
|
28
|
38
|
37
|
|
|
2025/05
|
40
|
14
|
23
|
38
|
70
|
39
|
64
|
56
|
33
|
48
|
48
|
58
|
48
|
22
|
51
|
131
|
33
|
44
|
41
|
61
|
28
|
22
|
54
|
41
|
40
|
28
|
35
|
48
|
49
|
39
|
10
|
|
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