Air Quality
Excellent
No health implications.
4
PM2.5
14
PM10
49
O3
0.4
CO
6
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Aug
39
Excellent
Sun
30 Aug
40
Excellent
Mon
31 Aug
38
Excellent
Tue
1 Sep
42
Excellent
Wed
2 Sep
38
Excellent
Thu
3 Sep
26
Excellent
Fri
4 Sep
33
Excellent
Air quality in the last 12 months (Xishan)
|
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
|
|
|
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
|
|
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