Air Quality
Excellent
No health implications.
9
PM2.5
23
PM10
59
O3
0.7
CO
10
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Feb
60
Good
Sun
9 Feb
73
Good
Mon
10 Feb
77
Good
Tue
11 Feb
68
Good
Wed
12 Feb
73
Good
Thu
13 Feb
76
Good
Fri
14 Feb
30
Excellent
Air quality in the last 12 months (Kelan)
|
2025/01
|
65
|
50
|
50
|
64
|
74
|
35
|
31
|
36
|
41
|
50
|
60
|
42
|
85
|
40
|
44
|
52
|
61
|
54
|
57
|
52
|
69
|
94
|
114
|
145
|
106
|
86
|
26
|
52
|
166
|
104
|
105
|
|
2024/12
|
58
|
45
|
52
|
46
|
36
|
36
|
37
|
40
|
59
|
64
|
69
|
72
|
82
|
47
|
54
|
61
|
58
|
50
|
61
|
51
|
41
|
54
|
67
|
68
|
61
|
54
|
33
|
47
|
72
|
83
|
70
|
|
2024/11
|
46
|
60
|
47
|
35
|
46
|
65
|
87
|
100
|
108
|
93
|
85
|
75
|
58
|
55
|
62
|
72
|
51
|
59
|
55
|
57
|
57
|
67
|
85
|
97
|
50
|
53
|
65
|
42
|
40
|
57
|
|
|
2024/10
|
59
|
31
|
43
|
55
|
62
|
52
|
35
|
43
|
47
|
39
|
49
|
61
|
56
|
61
|
53
|
87
|
77
|
22
|
28
|
23
|
39
|
31
|
50
|
59
|
68
|
51
|
40
|
55
|
63
|
61
|
51
|
|
2024/09
|
32
|
25
|
38
|
44
|
21
|
43
|
28
|
52
|
49
|
25
|
28
|
40
|
42
|
32
|
41
|
50
|
58
|
51
|
47
|
29
|
22
|
39
|
46
|
56
|
53
|
49
|
66
|
62
|
29
|
27
|
|
|
2024/08
|
40
|
48
|
40
|
36
|
34
|
35
|
21
|
33
|
40
|
57
|
19
|
23
|
31
|
44
|
35
|
39
|
46
|
39
|
39
|
40
|
44
|
45
|
55
|
55
|
50
|
19
|
31
|
40
|
45
|
48
|
52
|
|
2024/07
|
46
|
40
|
52
|
42
|
43
|
34
|
40
|
51
|
47
|
46
|
55
|
43
|
55
|
54
|
49
|
28
|
35
|
39
|
45
|
45
|
63
|
78
|
64
|
34
|
33
|
47
|
50
|
49
|
53
|
29
|
32
|
|
2024/06
|
42
|
50
|
46
|
53
|
46
|
58
|
35
|
46
|
48
|
48
|
64
|
64
|
61
|
40
|
39
|
52
|
51
|
56
|
58
|
61
|
41
|
93
|
151
|
65
|
55
|
74
|
60
|
67
|
50
|
37
|
|
|
2024/05
|
39
|
56
|
61
|
43
|
45
|
39
|
43
|
54
|
58
|
78
|
96
|
35
|
47
|
68
|
55
|
70
|
86
|
95
|
81
|
66
|
61
|
67
|
56
|
71
|
38
|
38
|
38
|
50
|
49
|
59
|
37
|
|
2024/04
|
80
|
80
|
51
|
62
|
67
|
61
|
58
|
58
|
65
|
53
|
59
|
62
|
65
|
122
|
96
|
49
|
63
|
72
|
53
|
24
|
46
|
118
|
61
|
70
|
88
|
73
|
74
|
65
|
34
|
35
|
|
|
2024/03
|
43
|
65
|
63
|
82
|
111
|
46
|
49
|
38
|
66
|
79
|
59
|
44
|
54
|
60
|
82
|
183
|
66
|
123
|
62
|
56
|
99
|
130
|
92
|
42
|
48
|
61
|
88
|
304
|
99
|
46
|
62
|
|
2024/02
|
95
|
132
|
146
|
94
|
88
|
78
|
67
|
77
|
97
|
176
|
74
|
69
|
69
|
77
|
59
|
61
|
62
|
100
|
151
|
63
|
40
|
40
|
65
|
78
|
96
|
83
|
95
|
94
|
47
|
||
|
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