Air Quality
Excellent
No health implications.
22
PM2.5
45
PM10
23
O3
0.6
CO
4
SO2
68
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 Apr
88
Good
Sat
5 Apr
57
Good
Sun
6 Apr
57
Good
Mon
7 Apr
61
Good
Tue
8 Apr
67
Good
Wed
9 Apr
58
Good
Thu
10 Apr
42
Excellent
Air quality in the last 12 months (Liwan)
|
2025/02
|
36
|
37
|
12
|
33
|
41
|
48
|
22
|
56
|
33
|
52
|
54
|
49
|
45
|
50
|
39
|
61
|
44
|
57
|
49
|
47
|
36
|
37
|
22
|
32
|
49
|
48
|
56
|
42
|
|||
|
2025/01
|
80
|
82
|
62
|
68
|
92
|
89
|
87
|
78
|
69
|
50
|
43
|
51
|
72
|
76
|
63
|
59
|
56
|
65
|
71
|
70
|
85
|
60
|
72
|
46
|
29
|
20
|
29
|
42
|
60
|
53
|
32
|
|
2024/12
|
73
|
89
|
79
|
68
|
62
|
69
|
50
|
39
|
60
|
64
|
55
|
32
|
46
|
64
|
50
|
50
|
65
|
50
|
60
|
67
|
57
|
65
|
75
|
71
|
62
|
67
|
79
|
70
|
85
|
101
|
86
|
|
2024/11
|
46
|
36
|
48
|
50
|
38
|
57
|
47
|
49
|
55
|
55
|
51
|
46
|
40
|
29
|
17
|
15
|
27
|
27
|
24
|
26
|
24
|
34
|
36
|
43
|
27
|
26
|
38
|
48
|
44
|
55
|
|
|
2024/10
|
32
|
31
|
43
|
37
|
44
|
45
|
50
|
74
|
51
|
33
|
43
|
59
|
52
|
36
|
45
|
37
|
31
|
42
|
49
|
37
|
29
|
28
|
30
|
39
|
44
|
38
|
27
|
20
|
28
|
43
|
44
|
|
2024/09
|
35
|
36
|
35
|
37
|
25
|
12
|
18
|
19
|
21
|
30
|
50
|
53
|
38
|
38
|
22
|
25
|
32
|
16
|
31
|
25
|
17
|
18
|
21
|
24
|
44
|
46
|
39
|
47
|
35
|
36
|
|
|
2024/08
|
27
|
34
|
30
|
39
|
43
|
46
|
49
|
38
|
31
|
36
|
31
|
32
|
37
|
35
|
22
|
23
|
19
|
21
|
28
|
30
|
21
|
23
|
36
|
44
|
29
|
36
|
39
|
52
|
28
|
30
|
24
|
|
2024/07
|
46
|
31
|
18
|
18
|
28
|
19
|
16
|
25
|
22
|
18
|
17
|
19
|
18
|
28
|
20
|
21
|
21
|
16
|
19
|
22
|
23
|
23
|
19
|
27
|
37
|
36
|
20
|
14
|
15
|
15
|
18
|
|
2024/06
|
13
|
24
|
28
|
30
|
35
|
22
|
25
|
26
|
22
|
20
|
22
|
28
|
32
|
31
|
22
|
24
|
26
|
26
|
28
|
27
|
21
|
33
|
13
|
16
|
18
|
24
|
23
|
20
|
20
|
25
|
|
|
2024/05
|
22
|
27
|
45
|
28
|
32
|
43
|
41
|
30
|
45
|
46
|
42
|
35
|
38
|
49
|
51
|
54
|
57
|
42
|
33
|
19
|
15
|
29
|
41
|
21
|
25
|
22
|
24
|
21
|
28
|
42
|
18
|
|
2024/04
|
47
|
50
|
33
|
33
|
23
|
28
|
24
|
25
|
28
|
42
|
54
|
53
|
53
|
37
|
42
|
39
|
37
|
35
|
32
|
23
|
22
|
38
|
32
|
42
|
22
|
32
|
40
|
29
|
29
|
26
|
|
|
2024/03
|
24
|
30
|
51
|
50
|
37
|
40
|
37
|
44
|
48
|
21
|
25
|
40
|
62
|
62
|
61
|
72
|
58
|
55
|
25
|
72
|
59
|
56
|
51
|
46
|
41
|
49
|
42
|
47
|
54
|
41
|
45
|
|
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