Air Quality
Excellent
No health implications.
9
PM2.5
24
PM10
9
O3
0.4
CO
6
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Sep
37
Excellent
Mon
9 Sep
50
Excellent
Tue
10 Sep
88
Good
Wed
11 Sep
90
Good
Thu
12 Sep
61
Good
Fri
13 Sep
62
Good
Sat
14 Sep
62
Good
Air quality in the last 12 months (Meixian)
|
2024/07
|
23
|
19
|
20
|
21
|
22
|
22
|
17
|
20
|
23
|
22
|
19
|
13
|
20
|
23
|
16
|
18
|
16
|
18
|
20
|
20
|
20
|
21
|
23
|
24
|
27
|
15
|
11
|
12
|
16
|
18
|
16
|
|
2024/06
|
15
|
13
|
25
|
13
|
20
|
18
|
22
|
26
|
28
|
21
|
17
|
20
|
21
|
19
|
19
|
16
|
18
|
21
|
20
|
19
|
17
|
27
|
26
|
19
|
21
|
24
|
18
|
19
|
18
|
20
|
|
|
2024/05
|
15
|
20
|
28
|
34
|
14
|
26
|
36
|
38
|
40
|
50
|
40
|
38
|
22
|
22
|
41
|
44
|
53
|
52
|
49
|
19
|
17
|
11
|
13
|
14
|
14
|
21
|
17
|
17
|
21
|
30
|
30
|
|
2024/04
|
31
|
42
|
36
|
44
|
22
|
15
|
12
|
14
|
20
|
24
|
49
|
50
|
48
|
48
|
50
|
41
|
34
|
16
|
22
|
18
|
20
|
26
|
28
|
21
|
13
|
17
|
27
|
16
|
26
|
23
|
|
|
2024/03
|
25
|
19
|
33
|
44
|
59
|
29
|
26
|
39
|
57
|
25
|
25
|
26
|
50
|
60
|
35
|
47
|
42
|
34
|
26
|
53
|
55
|
58
|
52
|
48
|
34
|
28
|
35
|
46
|
37
|
61
|
30
|
|
2024/02
|
40
|
31
|
25
|
27
|
15
|
28
|
12
|
14
|
31
|
109
|
74
|
57
|
65
|
63
|
54
|
29
|
47
|
41
|
39
|
36
|
29
|
29
|
16
|
16
|
20
|
23
|
15
|
39
|
19
|
||
|
2024/01
|
90
|
76
|
31
|
38
|
52
|
55
|
59
|
85
|
66
|
27
|
38
|
48
|
57
|
58
|
50
|
65
|
53
|
49
|
42
|
34
|
16
|
16
|
20
|
26
|
40
|
38
|
45
|
44
|
44
|
45
|
39
|
|
2023/12
|
32
|
39
|
46
|
35
|
19
|
23
|
33
|
44
|
57
|
55
|
47
|
23
|
33
|
60
|
45
|
18
|
23
|
38
|
12
|
19
|
21
|
40
|
38
|
42
|
42
|
47
|
51
|
58
|
45
|
59
|
57
|
|
2023/11
|
38
|
42
|
52
|
59
|
49
|
37
|
44
|
60
|
50
|
48
|
20
|
12
|
13
|
18
|
29
|
30
|
58
|
60
|
58
|
50
|
48
|
51
|
58
|
49
|
53
|
47
|
60
|
53
|
54
|
52
|
|
|
2023/10
|
34
|
26
|
36
|
34
|
26
|
28
|
14
|
12
|
15
|
11
|
14
|
23
|
24
|
36
|
45
|
44
|
51
|
69
|
58
|
28
|
17
|
21
|
35
|
41
|
42
|
54
|
34
|
23
|
27
|
33
|
37
|
|
2023/09
|
16
|
18
|
20
|
27
|
18
|
14
|
15
|
20
|
22
|
27
|
26
|
23
|
27
|
28
|
15
|
24
|
24
|
31
|
41
|
44
|
44
|
40
|
24
|
32
|
31
|
35
|
35
|
35
|
30
|
31
|
|
|
2023/08
|
18
|
23
|
29
|
29
|
25
|
27
|
26
|
29
|
29
|
26
|
22
|
24
|
26
|
22
|
26
|
28
|
27
|
29
|
31
|
25
|
21
|
22
|
18
|
18
|
25
|
23
|
20
|
24
|
22
|
19
|
17
|
|
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