Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
79
*
PM2.5
113
PM10
20
O3
0.6
CO
9
SO2
63
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
28 Mar
105
Light
Sun
29 Mar
112
Light
Mon
30 Mar
100
Good
Tue
31 Mar
88
Good
Wed
1 Apr
100
Good
Thu
2 Apr
102
Light
Fri
3 Apr
47
Excellent
Si County Air quality rank
Air quality in the last 12 months (Si County)
|
2026/02
|
82
|
113
|
120
|
115
|
144
|
59
|
55
|
54
|
47
|
82
|
140
|
108
|
83
|
87
|
114
|
42
|
136
|
114
|
85
|
71
|
49
|
246
|
90
|
38
|
63
|
34
|
40
|
57
|
|||
|
2026/01
|
59
|
57
|
81
|
90
|
173
|
143
|
65
|
77
|
72
|
96
|
62
|
73
|
116
|
139
|
136
|
166
|
74
|
52
|
39
|
43
|
59
|
81
|
93
|
130
|
96
|
36
|
83
|
76
|
63
|
47
|
55
|
|
2025/12
|
105
|
62
|
54
|
66
|
70
|
95
|
124
|
82
|
72
|
82
|
126
|
38
|
59
|
80
|
72
|
76
|
110
|
96
|
131
|
142
|
53
|
40
|
50
|
86
|
66
|
44
|
61
|
78
|
122
|
130
|
43
|
|
2025/11
|
140
|
101
|
56
|
79
|
66
|
53
|
49
|
27
|
86
|
66
|
46
|
52
|
101
|
158
|
121
|
108
|
36
|
50
|
61
|
71
|
124
|
122
|
99
|
112
|
71
|
81
|
263
|
134
|
94
|
118
|
|
|
2025/10
|
34
|
29
|
20
|
39
|
49
|
55
|
40
|
42
|
34
|
62
|
58
|
40
|
22
|
43
|
32
|
25
|
27
|
25
|
34
|
28
|
29
|
37
|
47
|
54
|
73
|
74
|
69
|
54
|
50
|
47
|
103
|
|
2025/09
|
23
|
23
|
27
|
33
|
36
|
37
|
46
|
31
|
26
|
26
|
26
|
18
|
28
|
29
|
32
|
33
|
18
|
21
|
17
|
26
|
41
|
28
|
42
|
15
|
33
|
29
|
31
|
31
|
42
|
42
|
|
|
2025/08
|
11
|
11
|
25
|
35
|
30
|
36
|
26
|
20
|
24
|
13
|
11
|
16
|
21
|
29
|
30
|
31
|
33
|
34
|
34
|
29
|
33
|
31
|
24
|
19
|
16
|
18
|
30
|
35
|
32
|
24
|
16
|
|
2025/07
|
26
|
22
|
28
|
30
|
37
|
37
|
40
|
23
|
21
|
47
|
49
|
34
|
35
|
30
|
41
|
37
|
32
|
38
|
31
|
23
|
24
|
22
|
25
|
26
|
29
|
25
|
23
|
18
|
24
|
22
|
15
|
|
2025/06
|
31
|
15
|
51
|
65
|
60
|
54
|
33
|
43
|
35
|
52
|
46
|
43
|
58
|
35
|
38
|
57
|
47
|
34
|
13
|
12
|
24
|
38
|
41
|
35
|
33
|
50
|
28
|
16
|
12
|
17
|
|
|
2025/05
|
61
|
68
|
48
|
50
|
45
|
76
|
76
|
50
|
21
|
33
|
49
|
49
|
51
|
64
|
91
|
52
|
73
|
68
|
77
|
62
|
46
|
62
|
65
|
60
|
57
|
67
|
69
|
55
|
60
|
61
|
71
|
|
2025/04
|
62
|
58
|
50
|
73
|
72
|
68
|
65
|
81
|
82
|
83
|
74
|
181
|
89
|
65
|
52
|
63
|
73
|
80
|
78
|
55
|
53
|
76
|
84
|
81
|
63
|
55
|
55
|
58
|
56
|
60
|
|
|
2025/03
|
107
|
52
|
42
|
68
|
93
|
76
|
78
|
96
|
94
|
81
|
117
|
158
|
98
|
54
|
56
|
44
|
54
|
49
|
57
|
59
|
57
|
63
|
76
|
111
|
95
|
76
|
111
|
126
|
86
|
65
|
58
|
|
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