Air Quality
Excellent
No health implications.
13
PM2.5
18
PM10
28
O3
0.5
CO
8
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Dec
55
Good
Tue
16 Dec
52
Good
Wed
17 Dec
60
Good
Thu
18 Dec
55
Good
Fri
19 Dec
55
Good
Sat
20 Dec
29
Excellent
Sun
21 Dec
25
Excellent
Air quality in the last 12 months (Meixian)
|
2025/11
|
38
|
38
|
33
|
20
|
16
|
28
|
29
|
48
|
29
|
13
|
24
|
13
|
12
|
26
|
46
|
48
|
40
|
35
|
25
|
41
|
40
|
48
|
54
|
45
|
45
|
59
|
54
|
61
|
55
|
51
|
|
|
2025/10
|
43
|
29
|
34
|
31
|
19
|
20
|
26
|
39
|
39
|
37
|
30
|
31
|
26
|
24
|
24
|
22
|
29
|
32
|
30
|
17
|
9
|
8
|
21
|
32
|
34
|
30
|
49
|
56
|
23
|
30
|
28
|
|
2025/09
|
23
|
25
|
28
|
24
|
27
|
40
|
25
|
12
|
13
|
19
|
18
|
24
|
26
|
28
|
28
|
29
|
37
|
20
|
18
|
8
|
11
|
19
|
23
|
10
|
16
|
27
|
30
|
28
|
32
|
31
|
|
|
2025/08
|
22
|
22
|
17
|
19
|
13
|
21
|
23
|
25
|
35
|
23
|
22
|
22
|
29
|
9
|
16
|
20
|
22
|
19
|
19
|
19
|
23
|
23
|
24
|
19
|
28
|
19
|
15
|
25
|
25
|
27
|
27
|
|
2025/07
|
16
|
20
|
38
|
35
|
23
|
22
|
33
|
32
|
31
|
14
|
15
|
17
|
26
|
26
|
34
|
35
|
38
|
19
|
20
|
14
|
11
|
10
|
20
|
24
|
24
|
25
|
25
|
25
|
18
|
23
|
19
|
|
2025/06
|
23
|
28
|
15
|
27
|
41
|
43
|
39
|
35
|
32
|
29
|
18
|
26
|
23
|
17
|
15
|
14
|
12
|
20
|
21
|
19
|
15
|
17
|
18
|
21
|
27
|
19
|
20
|
20
|
20
|
15
|
|
|
2025/05
|
50
|
52
|
51
|
49
|
28
|
26
|
24
|
31
|
24
|
31
|
24
|
31
|
37
|
37
|
37
|
26
|
23
|
22
|
22
|
25
|
26
|
29
|
21
|
21
|
37
|
26
|
36
|
33
|
15
|
13
|
27
|
|
2025/04
|
15
|
29
|
44
|
53
|
34
|
49
|
57
|
57
|
51
|
38
|
42
|
77
|
112
|
95
|
78
|
77
|
57
|
49
|
32
|
29
|
31
|
38
|
32
|
25
|
12
|
14
|
27
|
24
|
40
|
51
|
|
|
2025/03
|
40
|
36
|
37
|
19
|
11
|
12
|
15
|
25
|
37
|
54
|
47
|
32
|
31
|
28
|
18
|
12
|
48
|
32
|
38
|
40
|
48
|
53
|
60
|
67
|
76
|
58
|
40
|
34
|
9
|
8
|
9
|
|
2025/02
|
54
|
36
|
9
|
23
|
36
|
33
|
17
|
45
|
34
|
48
|
54
|
56
|
38
|
39
|
42
|
41
|
35
|
32
|
38
|
47
|
21
|
25
|
9
|
20
|
48
|
54
|
58
|
45
|
|||
|
2025/01
|
82
|
68
|
59
|
49
|
61
|
64
|
61
|
65
|
55
|
38
|
44
|
48
|
45
|
50
|
52
|
57
|
45
|
51
|
53
|
53
|
54
|
65
|
55
|
50
|
43
|
17
|
27
|
72
|
143
|
71
|
52
|
|
2024/12
|
52
|
43
|
58
|
53
|
50
|
56
|
38
|
23
|
47
|
41
|
40
|
21
|
26
|
59
|
43
|
44
|
51
|
43
|
43
|
56
|
47
|
49
|
60
|
59
|
74
|
65
|
68
|
74
|
68
|
66
|
63
|
|
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