Air Quality
Excellent
No health implications.
5
PM2.5
9
PM10
61
O3
0.3
CO
3
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Jun
56
Good
Sat
13 Jun
50
Excellent
Sun
14 Jun
49
Excellent
Mon
15 Jun
42
Excellent
Tue
16 Jun
39
Excellent
Wed
17 Jun
41
Excellent
Thu
18 Jun
40
Excellent
Air quality in the last 12 months (Xishan)
|
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
|
|
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
|
|
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