Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
39
*
PM2.5
54
PM10
82
O3
1.0
CO
10
SO2
28
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
17 Apr
88
Good
Sat
18 Apr
105
Light
Sun
19 Apr
125
Light
Mon
20 Apr
87
Good
Tue
21 Apr
63
Good
Wed
22 Apr
48
Excellent
Thu
23 Apr
36
Excellent
Air quality in the last 12 months (Xishan)
|
2026/03
|
28
|
22
|
48
|
24
|
46
|
55
|
42
|
34
|
43
|
38
|
45
|
43
|
70
|
51
|
53
|
42
|
62
|
40
|
68
|
65
|
44
|
53
|
45
|
45
|
86
|
72
|
47
|
47
|
60
|
35
|
59
|
|
2026/02
|
75
|
89
|
72
|
61
|
99
|
64
|
35
|
41
|
38
|
46
|
95
|
125
|
94
|
84
|
99
|
35
|
52
|
88
|
83
|
42
|
39
|
114
|
60
|
23
|
36
|
27
|
21
|
39
|
|||
|
2026/01
|
20
|
34
|
50
|
80
|
98
|
140
|
54
|
75
|
74
|
91
|
60
|
55
|
69
|
76
|
97
|
132
|
102
|
50
|
24
|
27
|
40
|
43
|
67
|
91
|
64
|
22
|
63
|
53
|
39
|
23
|
32
|
|
2025/12
|
98
|
54
|
37
|
46
|
66
|
59
|
86
|
78
|
57
|
39
|
87
|
28
|
32
|
56
|
60
|
71
|
87
|
63
|
68
|
103
|
32
|
27
|
36
|
58
|
48
|
31
|
43
|
63
|
94
|
84
|
29
|
|
2025/11
|
115
|
79
|
27
|
34
|
30
|
40
|
37
|
28
|
30
|
52
|
27
|
42
|
51
|
96
|
68
|
60
|
38
|
43
|
51
|
60
|
74
|
103
|
112
|
84
|
100
|
69
|
236
|
151
|
98
|
90
|
|
|
2025/10
|
49
|
29
|
37
|
33
|
36
|
43
|
55
|
23
|
22
|
29
|
48
|
80
|
49
|
25
|
41
|
21
|
24
|
17
|
22
|
25
|
19
|
23
|
26
|
33
|
38
|
36
|
52
|
31
|
30
|
32
|
29
|
|
2025/09
|
21
|
21
|
34
|
35
|
38
|
30
|
48
|
33
|
25
|
24
|
24
|
27
|
41
|
34
|
26
|
35
|
34
|
21
|
24
|
24
|
24
|
21
|
26
|
17
|
27
|
44
|
49
|
49
|
38
|
40
|
|
|
2025/08
|
30
|
18
|
21
|
27
|
39
|
24
|
11
|
13
|
16
|
26
|
21
|
39
|
26
|
16
|
14
|
18
|
23
|
20
|
23
|
30
|
42
|
35
|
24
|
30
|
33
|
27
|
26
|
18
|
21
|
19
|
31
|
|
2025/07
|
18
|
26
|
30
|
40
|
37
|
31
|
19
|
16
|
15
|
40
|
25
|
19
|
36
|
34
|
28
|
36
|
27
|
31
|
18
|
17
|
14
|
15
|
18
|
23
|
21
|
15
|
14
|
17
|
18
|
10
|
17
|
|
2025/06
|
14
|
11
|
45
|
59
|
55
|
36
|
42
|
21
|
24
|
38
|
28
|
29
|
21
|
29
|
13
|
26
|
48
|
46
|
26
|
20
|
19
|
13
|
21
|
31
|
38
|
40
|
20
|
18
|
15
|
28
|
|
|
2025/05
|
51
|
55
|
53
|
34
|
35
|
83
|
68
|
42
|
20
|
43
|
38
|
43
|
46
|
41
|
73
|
35
|
49
|
73
|
53
|
37
|
20
|
49
|
22
|
48
|
54
|
45
|
36
|
40
|
49
|
46
|
51
|
|
2025/04
|
42
|
58
|
42
|
50
|
65
|
71
|
69
|
55
|
73
|
89
|
74
|
153
|
99
|
81
|
50
|
50
|
58
|
61
|
67
|
49
|
51
|
50
|
58
|
77
|
59
|
42
|
42
|
59
|
51
|
52
|
|
|
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