Air Quality
Excellent
No health implications.
22
PM2.5
26
PM10
47
O3
0.8
CO
6
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 Feb
47
Excellent
Fri
10 Feb
47
Excellent
Sat
11 Feb
51
Good
Sun
12 Feb
49
Excellent
Mon
13 Feb
47
Excellent
Tue
14 Feb
49
Excellent
Wed
15 Feb
49
Excellent
Air quality in the last 12 months (Meixian)
|
2023/01
|
46
|
47
|
51
|
49
|
44
|
38
|
46
|
43
|
34
|
16
|
21
|
26
|
35
|
29
|
16
|
14
|
30
|
39
|
45
|
50
|
54
|
95
|
82
|
34
|
59
|
49
|
53
|
57
|
52
|
47
|
53
|
|
2022/12
|
14
|
15
|
24
|
15
|
12
|
15
|
26
|
35
|
31
|
29
|
45
|
34
|
63
|
24
|
17
|
13
|
33
|
28
|
37
|
42
|
34
|
44
|
48
|
39
|
43
|
47
|
46
|
60
|
95
|
42
|
39
|
|
2022/11
|
33
|
18
|
18
|
19
|
15
|
21
|
29
|
33
|
35
|
41
|
47
|
54
|
53
|
63
|
67
|
51
|
46
|
42
|
58
|
32
|
44
|
49
|
13
|
16
|
14
|
21
|
34
|
36
|
31
|
15
|
|
|
2022/10
|
37
|
34
|
33
|
44
|
37
|
27
|
33
|
30
|
33
|
34
|
37
|
36
|
36
|
38
|
40
|
38
|
39
|
45
|
38
|
42
|
49
|
48
|
50
|
58
|
49
|
52
|
54
|
47
|
34
|
30
|
37
|
|
2022/09
|
26
|
26
|
40
|
28
|
39
|
46
|
34
|
34
|
50
|
58
|
49
|
51
|
46
|
42
|
38
|
48
|
52
|
62
|
58
|
57
|
56
|
59
|
58
|
52
|
58
|
50
|
33
|
32
|
40
|
37
|
|
|
2022/08
|
38
|
33
|
26
|
13
|
17
|
21
|
29
|
19
|
16
|
14
|
19
|
23
|
20
|
26
|
29
|
28
|
18
|
20
|
18
|
18
|
22
|
25
|
38
|
27
|
15
|
21
|
27
|
28
|
27
|
29
|
31
|
|
2022/07
|
15
|
13
|
12
|
19
|
20
|
16
|
17
|
22
|
24
|
25
|
27
|
35
|
35
|
36
|
39
|
29
|
26
|
25
|
24
|
20
|
25
|
32
|
44
|
49
|
48
|
51
|
41
|
43
|
47
|
36
|
38
|
|
2022/06
|
22
|
23
|
19
|
22
|
25
|
22
|
19
|
18
|
17
|
17
|
19
|
15
|
21
|
14
|
15
|
14
|
17
|
20
|
22
|
25
|
30
|
23
|
22
|
22
|
26
|
21
|
23
|
24
|
17
|
17
|
|
|
2022/05
|
18
|
24
|
38
|
41
|
46
|
52
|
54
|
44
|
33
|
32
|
20
|
14
|
14
|
14
|
20
|
21
|
28
|
40
|
48
|
43
|
47
|
45
|
39
|
27
|
20
|
24
|
19
|
17
|
21
|
21
|
21
|
|
2022/04
|
19
|
20
|
37
|
48
|
49
|
60
|
55
|
57
|
54
|
53
|
44
|
38
|
28
|
24
|
33
|
40
|
30
|
16
|
13
|
26
|
40
|
43
|
30
|
35
|
26
|
27
|
31
|
36
|
30
|
23
|
|
|
2022/03
|
50
|
67
|
75
|
58
|
57
|
53
|
37
|
33
|
42
|
42
|
49
|
48
|
46
|
51
|
49
|
52
|
34
|
29
|
40
|
52
|
38
|
29
|
15
|
13
|
24
|
29
|
16
|
12
|
25
|
32
|
40
|
|
2022/02
|
27
|
11
|
14
|
16
|
25
|
34
|
36
|
13
|
13
|
18
|
48
|
26
|
15
|
16
|
31
|
47
|
52
|
18
|
12
|
15
|
16
|
14
|
15
|
22
|
33
|
41
|
44
|
46
|
|||
|
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