Air Quality
Excellent
No health implications.
3
PM2.5
8
PM10
32
O3
0.6
CO
3
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Nov
38
Excellent
Wed
19 Nov
34
Excellent
Thu
20 Nov
34
Excellent
Fri
21 Nov
31
Excellent
Sat
22 Nov
33
Excellent
Sun
23 Nov
33
Excellent
Mon
24 Nov
24
Excellent
Xishan Air quality rank
Air quality in the last 12 months (Xishan)
|
2025/10
|
7
|
12
|
15
|
16
|
19
|
26
|
8
|
8
|
12
|
16
|
20
|
21
|
30
|
28
|
20
|
16
|
14
|
19
|
21
|
26
|
17
|
23
|
25
|
37
|
32
|
28
|
31
|
32
|
22
|
31
|
38
|
|
2025/09
|
20
|
26
|
18
|
17
|
19
|
20
|
24
|
25
|
25
|
21
|
13
|
15
|
15
|
14
|
20
|
14
|
19
|
21
|
20
|
28
|
23
|
28
|
18
|
17
|
27
|
12
|
14
|
19
|
12
|
11
|
|
|
2025/08
|
23
|
27
|
23
|
20
|
23
|
23
|
14
|
15
|
17
|
18
|
15
|
15
|
24
|
41
|
28
|
15
|
19
|
21
|
26
|
26
|
14
|
8
|
9
|
13
|
14
|
16
|
15
|
16
|
19
|
19
|
22
|
|
2025/07
|
15
|
14
|
13
|
16
|
13
|
15
|
19
|
14
|
21
|
21
|
18
|
24
|
31
|
26
|
30
|
33
|
27
|
25
|
13
|
21
|
20
|
14
|
14
|
16
|
17
|
15
|
13
|
22
|
38
|
28
|
20
|
|
2025/06
|
10
|
14
|
13
|
22
|
22
|
34
|
34
|
39
|
37
|
33
|
34
|
44
|
50
|
47
|
20
|
25
|
17
|
8
|
11
|
14
|
24
|
14
|
18
|
12
|
13
|
19
|
16
|
16
|
15
|
18
|
|
|
2025/05
|
33
|
29
|
21
|
16
|
24
|
30
|
25
|
31
|
39
|
40
|
23
|
32
|
30
|
31
|
27
|
23
|
36
|
31
|
30
|
28
|
33
|
34
|
55
|
29
|
19
|
18
|
13
|
12
|
17
|
13
|
9
|
|
2025/04
|
42
|
58
|
83
|
77
|
88
|
70
|
74
|
68
|
65
|
69
|
53
|
51
|
69
|
55
|
56
|
24
|
22
|
26
|
29
|
35
|
30
|
31
|
37
|
51
|
42
|
61
|
65
|
59
|
33
|
32
|
|
|
2025/03
|
45
|
45
|
46
|
43
|
52
|
54
|
41
|
55
|
51
|
51
|
54
|
67
|
71
|
71
|
60
|
41
|
30
|
17
|
39
|
54
|
67
|
62
|
54
|
40
|
38
|
40
|
40
|
89
|
116
|
82
|
71
|
|
2025/02
|
48
|
52
|
28
|
43
|
48
|
49
|
32
|
43
|
46
|
32
|
39
|
50
|
56
|
56
|
56
|
67
|
37
|
41
|
55
|
50
|
56
|
52
|
56
|
31
|
32
|
31
|
38
|
44
|
|||
|
2025/01
|
34
|
42
|
45
|
41
|
38
|
46
|
34
|
30
|
43
|
31
|
20
|
44
|
41
|
46
|
68
|
78
|
47
|
36
|
65
|
48
|
43
|
39
|
36
|
23
|
24
|
29
|
41
|
57
|
93
|
40
|
34
|
|
2024/12
|
23
|
26
|
22
|
26
|
27
|
24
|
28
|
38
|
17
|
24
|
30
|
28
|
41
|
41
|
37
|
28
|
31
|
37
|
36
|
25
|
28
|
21
|
30
|
31
|
30
|
39
|
42
|
45
|
34
|
27
|
42
|
|
2024/11
|
27
|
25
|
49
|
36
|
41
|
49
|
37
|
18
|
25
|
34
|
27
|
21
|
23
|
28
|
35
|
35
|
37
|
34
|
33
|
30
|
19
|
19
|
17
|
16
|
23
|
33
|
27
|
33
|
29
|
22
|
|
|
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