Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
36
*
PM2.5
43
PM10
73
O3
0.7
CO
7
SO2
33
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
16 Dec
88
Good
Wed
17 Dec
104
Light
Thu
18 Dec
129
Light
Fri
19 Dec
134
Light
Sat
20 Dec
107
Light
Sun
21 Dec
81
Good
Mon
22 Dec
35
Excellent
Chaisang Air quality rank
Air quality in the last 12 months (Chaisang)
|
2025/11
|
55
|
60
|
92
|
80
|
93
|
73
|
46
|
34
|
26
|
70
|
50
|
37
|
45
|
69
|
83
|
57
|
70
|
26
|
37
|
52
|
72
|
88
|
74
|
65
|
89
|
71
|
88
|
83
|
80
|
72
|
|
|
2025/10
|
43
|
46
|
53
|
46
|
50
|
27
|
57
|
75
|
64
|
62
|
74
|
61
|
52
|
47
|
74
|
38
|
48
|
17
|
11
|
28
|
26
|
29
|
30
|
39
|
60
|
82
|
74
|
95
|
131
|
136
|
51
|
|
2025/09
|
17
|
26
|
32
|
42
|
36
|
35
|
37
|
38
|
17
|
17
|
17
|
23
|
32
|
21
|
29
|
36
|
39
|
28
|
48
|
20
|
39
|
34
|
39
|
15
|
15
|
25
|
37
|
58
|
46
|
48
|
|
|
2025/08
|
30
|
32
|
29
|
35
|
20
|
13
|
14
|
17
|
23
|
30
|
33
|
32
|
31
|
27
|
16
|
23
|
26
|
24
|
18
|
12
|
19
|
17
|
20
|
27
|
28
|
20
|
19
|
18
|
28
|
34
|
15
|
|
2025/07
|
18
|
25
|
26
|
29
|
29
|
35
|
43
|
34
|
18
|
24
|
33
|
20
|
20
|
24
|
28
|
31
|
22
|
29
|
35
|
16
|
16
|
15
|
15
|
19
|
23
|
24
|
20
|
21
|
19
|
24
|
18
|
|
2025/06
|
12
|
18
|
32
|
41
|
34
|
31
|
25
|
21
|
23
|
32
|
25
|
36
|
35
|
25
|
15
|
37
|
22
|
13
|
15
|
13
|
15
|
15
|
15
|
24
|
48
|
36
|
27
|
17
|
14
|
18
|
|
|
2025/05
|
43
|
51
|
63
|
58
|
40
|
88
|
143
|
38
|
33
|
48
|
45
|
54
|
51
|
54
|
77
|
28
|
37
|
104
|
43
|
27
|
20
|
25
|
28
|
55
|
64
|
56
|
59
|
36
|
36
|
26
|
17
|
|
2025/04
|
62
|
54
|
66
|
62
|
69
|
66
|
60
|
62
|
66
|
56
|
45
|
190
|
112
|
112
|
49
|
55
|
68
|
70
|
73
|
67
|
33
|
36
|
57
|
36
|
44
|
34
|
33
|
52
|
56
|
56
|
|
|
2025/03
|
36
|
33
|
20
|
38
|
52
|
64
|
75
|
72
|
95
|
75
|
60
|
65
|
55
|
54
|
21
|
50
|
35
|
46
|
46
|
45
|
43
|
53
|
68
|
74
|
64
|
82
|
64
|
62
|
64
|
69
|
60
|
|
2025/02
|
51
|
34
|
74
|
65
|
55
|
45
|
70
|
39
|
40
|
62
|
69
|
105
|
82
|
60
|
67
|
59
|
66
|
71
|
53
|
60
|
47
|
47
|
84
|
105
|
103
|
72
|
70
|
46
|
|||
|
2025/01
|
106
|
106
|
186
|
142
|
100
|
79
|
59
|
73
|
55
|
43
|
63
|
75
|
76
|
70
|
69
|
50
|
72
|
75
|
86
|
119
|
101
|
88
|
195
|
114
|
44
|
40
|
53
|
68
|
112
|
63
|
67
|
|
2024/12
|
55
|
60
|
137
|
128
|
65
|
67
|
87
|
84
|
61
|
85
|
58
|
120
|
99
|
60
|
62
|
62
|
75
|
113
|
46
|
73
|
108
|
56
|
86
|
110
|
128
|
138
|
132
|
94
|
68
|
90
|
110
|
|
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