Air Quality
Excellent
No health implications.
4
PM2.5
21
PM10
83
O3
0.2
CO
3
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 May
46
Excellent
Sat
31 May
48
Excellent
Sun
1 Jun
57
Good
Mon
2 Jun
57
Good
Tue
3 Jun
54
Good
Wed
4 Jun
56
Good
Thu
5 Jun
45
Excellent
Air quality in the last 12 months (Beitun)
|
2025/04
|
13
|
14
|
11
|
11
|
15
|
22
|
17
|
21
|
23
|
11
|
13
|
12
|
23
|
31
|
31
|
16
|
14
|
14
|
13
|
13
|
13
|
16
|
56
|
51
|
17
|
17
|
21
|
25
|
29
|
29
|
|
|
2025/03
|
49
|
38
|
20
|
23
|
22
|
12
|
20
|
36
|
15
|
18
|
12
|
15
|
21
|
17
|
10
|
12
|
19
|
31
|
17
|
17
|
19
|
32
|
16
|
13
|
33
|
29
|
11
|
12
|
11
|
12
|
13
|
|
2025/02
|
50
|
34
|
23
|
27
|
22
|
24
|
36
|
48
|
45
|
53
|
41
|
33
|
33
|
34
|
34
|
27
|
43
|
51
|
28
|
24
|
42
|
25
|
22
|
22
|
22
|
29
|
53
|
65
|
|||
|
2025/01
|
68
|
46
|
54
|
56
|
34
|
32
|
31
|
39
|
53
|
29
|
22
|
33
|
28
|
23
|
26
|
29
|
44
|
50
|
63
|
76
|
69
|
48
|
47
|
21
|
16
|
17
|
19
|
41
|
78
|
51
|
48
|
|
2024/12
|
52
|
58
|
36
|
13
|
15
|
16
|
20
|
25
|
27
|
29
|
35
|
27
|
23
|
30
|
29
|
36
|
35
|
25
|
27
|
38
|
35
|
36
|
46
|
28
|
36
|
25
|
27
|
36
|
54
|
48
|
62
|
|
2024/11
|
15
|
15
|
18
|
23
|
25
|
29
|
20
|
16
|
11
|
9
|
14
|
15
|
10
|
12
|
16
|
13
|
11
|
14
|
13
|
19
|
24
|
50
|
17
|
17
|
17
|
22
|
22
|
26
|
29
|
27
|
|
|
2024/10
|
27
|
29
|
41
|
43
|
37
|
29
|
37
|
31
|
36
|
36
|
33
|
23
|
14
|
16
|
26
|
36
|
27
|
19
|
12
|
12
|
17
|
19
|
17
|
18
|
19
|
17
|
23
|
24
|
13
|
14
|
14
|
|
2024/09
|
20
|
14
|
14
|
15
|
18
|
24
|
13
|
15
|
18
|
24
|
24
|
17
|
21
|
14
|
18
|
21
|
22
|
33
|
31
|
25
|
35
|
28
|
22
|
25
|
28
|
28
|
22
|
28
|
23
|
28
|
|
|
2024/08
|
16
|
19
|
25
|
22
|
22
|
27
|
23
|
22
|
23
|
32
|
31
|
18
|
22
|
19
|
25
|
25
|
29
|
36
|
17
|
17
|
17
|
20
|
21
|
28
|
25
|
18
|
20
|
24
|
32
|
18
|
21
|
|
2024/07
|
31
|
19
|
16
|
12
|
14
|
15
|
19
|
14
|
17
|
16
|
18
|
16
|
21
|
20
|
25
|
28
|
18
|
19
|
19
|
16
|
14
|
15
|
13
|
18
|
23
|
17
|
19
|
24
|
25
|
26
|
29
|
|
2024/06
|
29
|
20
|
18
|
16
|
20
|
17
|
21
|
25
|
26
|
19
|
29
|
23
|
22
|
26
|
21
|
19
|
16
|
17
|
49
|
39
|
28
|
29
|
41
|
30
|
28
|
32
|
28
|
22
|
22
|
28
|
|
|
2024/05
|
32
|
22
|
28
|
43
|
32
|
44
|
23
|
23
|
20
|
18
|
26
|
53
|
42
|
31
|
30
|
46
|
38
|
27
|
28
|
27
|
18
|
23
|
19
|
16
|
21
|
35
|
18
|
17
|
17
|
24
|
29
|
|
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