Air Quality
Excellent
No health implications.
13
PM2.5
23
PM10
77
O3
0.5
CO
4
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Sep
47
Excellent
Fri
11 Sep
47
Excellent
Sat
12 Sep
50
Excellent
Sun
13 Sep
46
Excellent
Mon
14 Sep
40
Excellent
Tue
15 Sep
42
Excellent
Wed
16 Sep
19
Excellent
Air quality in the last 12 months (Xishan)
|
2026/08
|
15
|
14
|
15
|
28
|
29
|
26
|
23
|
24
|
23
|
24
|
33
|
32
|
37
|
31
|
37
|
32
|
26
|
20
|
22
|
27
|
29
|
26
|
34
|
31
|
30
|
20
|
21
|
31
|
19
|
22
|
29
|
|
2026/07
|
24
|
17
|
18
|
17
|
30
|
19
|
28
|
25
|
35
|
29
|
24
|
21
|
24
|
27
|
24
|
21
|
22
|
23
|
30
|
47
|
43
|
44
|
33
|
33
|
26
|
20
|
28
|
19
|
15
|
19
|
17
|
|
2026/06
|
25
|
23
|
23
|
31
|
33
|
28
|
26
|
26
|
29
|
32
|
33
|
19
|
19
|
22
|
25
|
18
|
17
|
18
|
19
|
24
|
16
|
18
|
16
|
19
|
21
|
15
|
18
|
15
|
23
|
22
|
|
|
2026/05
|
27
|
27
|
23
|
32
|
53
|
27
|
37
|
38
|
39
|
25
|
30
|
25
|
25
|
31
|
33
|
38
|
39
|
42
|
41
|
48
|
36
|
33
|
33
|
28
|
31
|
36
|
44
|
45
|
28
|
26
|
26
|
|
2026/04
|
39
|
37
|
34
|
36
|
40
|
35
|
36
|
48
|
34
|
34
|
39
|
40
|
48
|
58
|
69
|
53
|
56
|
55
|
58
|
42
|
47
|
49
|
51
|
57
|
41
|
44
|
40
|
31
|
31
|
30
|
|
|
2026/03
|
51
|
51
|
55
|
46
|
66
|
69
|
70
|
73
|
28
|
35
|
59
|
54
|
38
|
28
|
29
|
32
|
39
|
34
|
41
|
37
|
52
|
53
|
30
|
43
|
61
|
38
|
40
|
52
|
38
|
32
|
34
|
|
2026/02
|
40
|
40
|
35
|
37
|
40
|
42
|
64
|
53
|
39
|
31
|
30
|
27
|
27
|
35
|
43
|
62
|
135
|
54
|
43
|
31
|
21
|
27
|
36
|
41
|
47
|
38
|
34
|
44
|
|||
|
2026/01
|
48
|
29
|
24
|
23
|
29
|
43
|
41
|
41
|
33
|
33
|
56
|
35
|
53
|
42
|
53
|
34
|
49
|
43
|
38
|
34
|
28
|
34
|
35
|
37
|
31
|
40
|
34
|
42
|
31
|
32
|
46
|
|
2025/12
|
46
|
44
|
55
|
32
|
36
|
40
|
47
|
48
|
34
|
45
|
45
|
37
|
58
|
59
|
33
|
36
|
45
|
36
|
33
|
42
|
40
|
26
|
32
|
28
|
47
|
41
|
42
|
38
|
28
|
30
|
27
|
|
2025/11
|
35
|
14
|
10
|
29
|
22
|
14
|
24
|
31
|
11
|
12
|
21
|
26
|
28
|
29
|
32
|
34
|
34
|
32
|
21
|
37
|
38
|
32
|
26
|
40
|
38
|
58
|
45
|
57
|
57
|
51
|
|
|
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
|
|
|
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