Air Quality
Excellent
No health implications.
3
PM2.5
9
PM10
24
O3
0.4
CO
5
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 May
51
Good
Wed
27 May
58
Good
Thu
28 May
81
Good
Fri
29 May
87
Good
Sat
30 May
100
Good
Sun
31 May
34
Excellent
Mon
1 Jun
44
Excellent
Air quality in the last 12 months (Si County)
|
2026/04
|
101
|
77
|
80
|
62
|
79
|
71
|
51
|
46
|
50
|
50
|
65
|
49
|
28
|
50
|
57
|
56
|
70
|
69
|
46
|
53
|
64
|
27
|
38
|
44
|
58
|
53
|
62
|
51
|
49
|
54
|
|
|
2026/03
|
52
|
39
|
92
|
66
|
56
|
85
|
59
|
51
|
104
|
91
|
86
|
110
|
95
|
99
|
111
|
106
|
81
|
89
|
83
|
126
|
120
|
90
|
123
|
98
|
94
|
104
|
104
|
83
|
74
|
104
|
111
|
|
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
|
|
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