Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
112
*
PM2.5
150
PM10
10
O3
0.9
CO
5
SO2
40
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
11 Feb
112
Light
Thu
12 Feb
121
Light
Fri
13 Feb
150
Light
Sat
14 Feb
154
Moderate
Sun
15 Feb
130
Light
Mon
16 Feb
124
Light
Tue
17 Feb
45
Excellent
Air quality in the last 12 months (Si County)
|
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
|
|
2025/02
|
88
|
96
|
116
|
87
|
61
|
55
|
62
|
40
|
51
|
65
|
95
|
114
|
61
|
86
|
108
|
99
|
56
|
59
|
66
|
46
|
50
|
71
|
64
|
58
|
76
|
114
|
114
|
121
|
|||
|
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