Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
56
PM2.5
126
*
PM10
64
O3
0.7
CO
9
SO2
36
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
19 Apr
50
Excellent
Sat
20 Apr
56
Good
Sun
21 Apr
75
Good
Mon
22 Apr
68
Good
Tue
23 Apr
85
Good
Wed
24 Apr
90
Good
Air quality in the last 12 months (Sihong)
|
2024/02
|
34
|
42
|
59
|
63
|
77
|
91
|
146
|
199
|
173
|
248
|
225
|
75
|
56
|
79
|
42
|
38
|
50
|
47
|
54
|
28
|
35
|
36
|
41
|
82
|
109
|
85
|
68
|
57
|
54
|
||
|
2024/01
|
114
|
116
|
140
|
88
|
120
|
173
|
51
|
50
|
120
|
82
|
115
|
165
|
201
|
186
|
44
|
40
|
45
|
68
|
64
|
85
|
70
|
37
|
39
|
61
|
83
|
86
|
101
|
113
|
135
|
133
|
55
|
|
2023/12
|
64
|
72
|
84
|
120
|
111
|
126
|
107
|
66
|
90
|
55
|
35
|
57
|
61
|
34
|
47
|
45
|
26
|
53
|
96
|
65
|
46
|
44
|
51
|
87
|
102
|
120
|
179
|
166
|
91
|
198
|
222
|
|
2023/11
|
67
|
59
|
91
|
61
|
43
|
43
|
56
|
74
|
98
|
31
|
44
|
62
|
45
|
71
|
99
|
101
|
71
|
56
|
76
|
114
|
106
|
114
|
134
|
43
|
48
|
73
|
96
|
122
|
64
|
42
|
|
|
2023/10
|
37
|
33
|
32
|
47
|
49
|
50
|
29
|
34
|
48
|
56
|
63
|
59
|
51
|
79
|
84
|
85
|
68
|
89
|
85
|
36
|
52
|
63
|
76
|
79
|
79
|
106
|
68
|
61
|
58
|
73
|
77
|
|
2023/09
|
48
|
65
|
43
|
38
|
35
|
35
|
50
|
54
|
50
|
51
|
45
|
41
|
27
|
34
|
36
|
39
|
46
|
54
|
69
|
31
|
28
|
34
|
39
|
26
|
30
|
57
|
62
|
70
|
62
|
49
|
|
|
2023/08
|
25
|
31
|
28
|
29
|
34
|
34
|
31
|
44
|
44
|
69
|
63
|
60
|
36
|
37
|
36
|
36
|
41
|
45
|
40
|
31
|
40
|
45
|
63
|
45
|
53
|
41
|
29
|
29
|
36
|
45
|
42
|
|
2023/07
|
49
|
45
|
29
|
29
|
44
|
40
|
24
|
38
|
36
|
32
|
32
|
49
|
38
|
38
|
55
|
51
|
38
|
21
|
21
|
24
|
23
|
32
|
34
|
36
|
45
|
30
|
23
|
18
|
21
|
24
|
33
|
|
2023/06
|
49
|
77
|
67
|
46
|
30
|
47
|
56
|
71
|
74
|
75
|
64
|
47
|
70
|
80
|
83
|
93
|
54
|
22
|
24
|
47
|
80
|
83
|
72
|
36
|
27
|
27
|
40
|
36
|
31
|
57
|
|
|
2023/05
|
84
|
67
|
42
|
36
|
35
|
56
|
49
|
51
|
51
|
44
|
62
|
63
|
68
|
64
|
63
|
61
|
43
|
33
|
37
|
71
|
150
|
158
|
64
|
51
|
54
|
64
|
64
|
53
|
23
|
35
|
47
|
|
2023/04
|
62
|
61
|
50
|
35
|
30
|
55
|
51
|
53
|
60
|
68
|
244
|
292
|
111
|
79
|
120
|
75
|
81
|
81
|
56
|
67
|
56
|
64
|
52
|
44
|
55
|
57
|
67
|
60
|
74
|
91
|
|
|
2023/03
|
136
|
73
|
68
|
105
|
136
|
108
|
68
|
84
|
95
|
71
|
87
|
87
|
67
|
69
|
216
|
97
|
29
|
69
|
71
|
78
|
81
|
41
|
389
|
141
|
88
|
95
|
109
|
97
|
73
|
71
|
74
|
|
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