Air Quality
Excellent
No health implications.
4
PM2.5
20
PM10
45
O3
0.3
CO
5
SO2
31
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Apr
39
Excellent
Sat
19 Apr
41
Excellent
Sun
20 Apr
41
Excellent
Mon
21 Apr
37
Excellent
Tue
22 Apr
42
Excellent
Wed
23 Apr
43
Excellent
Thu
24 Apr
19
Excellent
Air quality in the last 12 months (Beitun)
|
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
|
|
2024/04
|
28
|
17
|
15
|
15
|
19
|
22
|
23
|
22
|
28
|
16
|
9
|
25
|
70
|
54
|
49
|
43
|
35
|
22
|
21
|
31
|
39
|
22
|
57
|
54
|
22
|
23
|
19
|
18
|
21
|
27
|
|
|
2024/03
|
15
|
20
|
35
|
35
|
28
|
21
|
18
|
35
|
36
|
20
|
27
|
38
|
27
|
17
|
16
|
13
|
14
|
11
|
11
|
13
|
21
|
16
|
22
|
14
|
11
|
11
|
20
|
25
|
17
|
19
|
23
|
|
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