Air Quality
Excellent
No health implications.
16
PM2.5
26
PM10
40
O3
0.5
CO
5
SO2
23
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Jul
50
Excellent
Sun
28 Jul
42
Excellent
Mon
29 Jul
41
Excellent
Tue
30 Jul
36
Excellent
Wed
31 Jul
34
Excellent
Thu
1 Aug
37
Excellent
Fri
2 Aug
35
Excellent
Air quality in the last 12 months (Xishan)
|
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
|
|
2023/09
|
43
|
33
|
35
|
31
|
29
|
33
|
30
|
43
|
32
|
33
|
28
|
26
|
26
|
39
|
43
|
37
|
30
|
21
|
18
|
23
|
23
|
24
|
18
|
23
|
25
|
29
|
22
|
16
|
18
|
21
|
|
|
2023/08
|
23
|
26
|
22
|
21
|
20
|
25
|
18
|
19
|
21
|
23
|
33
|
31
|
28
|
39
|
33
|
30
|
29
|
38
|
33
|
32
|
39
|
28
|
31
|
30
|
17
|
13
|
19
|
28
|
30
|
30
|
30
|
|
2023/07
|
23
|
22
|
22
|
23
|
26
|
14
|
14
|
16
|
18
|
12
|
13
|
15
|
17
|
21
|
36
|
35
|
40
|
38
|
28
|
20
|
26
|
28
|
29
|
21
|
26
|
25
|
29
|
25
|
28
|
34
|
33
|
|
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