Air Quality
Excellent
No health implications.
7
PM2.5
9
PM10
50
O3
0.7
CO
5
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Nov
46
Excellent
Sat
2 Nov
49
Excellent
Sun
3 Nov
46
Excellent
Mon
4 Nov
46
Excellent
Tue
5 Nov
45
Excellent
Wed
6 Nov
46
Excellent
Thu
7 Nov
40
Excellent
Air quality in the last 12 months (Xishan)
|
2024/09
|
25
|
25
|
23
|
23
|
18
|
32
|
26
|
10
|
8
|
12
|
17
|
19
|
29
|
35
|
29
|
18
|
18
|
21
|
27
|
31
|
28
|
17
|
24
|
39
|
35
|
36
|
28
|
16
|
20
|
24
|
|
|
2024/08
|
31
|
30
|
23
|
18
|
16
|
13
|
15
|
16
|
14
|
24
|
31
|
40
|
52
|
47
|
39
|
36
|
35
|
35
|
30
|
40
|
39
|
20
|
14
|
21
|
24
|
13
|
17
|
23
|
29
|
31
|
29
|
|
2024/07
|
12
|
21
|
11
|
9
|
12
|
13
|
10
|
11
|
15
|
15
|
12
|
16
|
15
|
11
|
17
|
13
|
17
|
16
|
17
|
17
|
13
|
11
|
20
|
25
|
20
|
23
|
30
|
22
|
21
|
15
|
20
|
|
2024/06
|
37
|
25
|
32
|
33
|
19
|
18
|
13
|
12
|
14
|
12
|
17
|
18
|
11
|
17
|
24
|
17
|
25
|
24
|
25
|
33
|
25
|
20
|
19
|
20
|
18
|
17
|
11
|
12
|
22
|
12
|
|
|
2024/05
|
53
|
46
|
29
|
51
|
44
|
34
|
35
|
43
|
23
|
24
|
23
|
29
|
21
|
29
|
25
|
22
|
27
|
31
|
25
|
19
|
26
|
33
|
28
|
26
|
21
|
8
|
11
|
15
|
15
|
26
|
17
|
|
2024/04
|
31
|
40
|
53
|
53
|
52
|
66
|
60
|
56
|
57
|
54
|
70
|
65
|
45
|
37
|
47
|
60
|
69
|
50
|
40
|
40
|
32
|
47
|
52
|
48
|
46
|
45
|
53
|
58
|
44
|
55
|
|
|
2024/03
|
44
|
51
|
32
|
37
|
26
|
28
|
36
|
55
|
36
|
52
|
38
|
62
|
56
|
50
|
54
|
53
|
65
|
48
|
52
|
59
|
54
|
39
|
24
|
29
|
32
|
45
|
51
|
48
|
49
|
56
|
50
|
|
2024/02
|
32
|
50
|
52
|
30
|
33
|
28
|
38
|
38
|
62
|
63
|
57
|
40
|
36
|
29
|
37
|
47
|
28
|
32
|
37
|
50
|
38
|
44
|
57
|
56
|
52
|
41
|
40
|
34
|
33
|
||
|
2024/01
|
41
|
33
|
57
|
36
|
26
|
42
|
39
|
37
|
45
|
46
|
45
|
45
|
45
|
43
|
40
|
27
|
21
|
26
|
29
|
39
|
34
|
23
|
48
|
38
|
31
|
24
|
26
|
27
|
31
|
34
|
28
|
|
2023/12
|
50
|
24
|
24
|
27
|
22
|
30
|
39
|
30
|
19
|
22
|
25
|
34
|
19
|
18
|
29
|
36
|
25
|
20
|
23
|
57
|
55
|
64
|
62
|
56
|
55
|
38
|
38
|
38
|
33
|
40
|
43
|
|
2023/11
|
35
|
29
|
27
|
30
|
27
|
40
|
31
|
24
|
28
|
38
|
30
|
42
|
38
|
20
|
19
|
28
|
49
|
46
|
45
|
39
|
37
|
47
|
51
|
42
|
30
|
46
|
60
|
57
|
45
|
54
|
|
|
2023/10
|
24
|
18
|
19
|
19
|
22
|
22
|
14
|
21
|
22
|
25
|
34
|
31
|
22
|
21
|
34
|
30
|
29
|
29
|
40
|
34
|
41
|
33
|
29
|
28
|
24
|
22
|
25
|
32
|
34
|
37
|
42
|
|
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