Air Quality
Excellent
No health implications.
33
PM2.5
47
PM10
77
O3
0.6
CO
9
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 May
58
Good
Wed
13 May
59
Good
Thu
14 May
47
Excellent
Fri
15 May
57
Good
Sat
16 May
57
Good
Sun
17 May
55
Good
Mon
18 May
45
Excellent
Air quality in the last 12 months (Meixian)
|
2026/04
|
25
|
28
|
29
|
24
|
28
|
32
|
37
|
23
|
30
|
29
|
37
|
35
|
28
|
28
|
31
|
41
|
28
|
31
|
34
|
47
|
38
|
31
|
18
|
17
|
24
|
36
|
48
|
42
|
24
|
21
|
|
|
2026/03
|
18
|
21
|
16
|
13
|
15
|
20
|
36
|
55
|
41
|
15
|
36
|
38
|
47
|
49
|
46
|
46
|
45
|
43
|
34
|
38
|
44
|
50
|
53
|
47
|
43
|
45
|
49
|
42
|
34
|
29
|
27
|
|
2026/02
|
17
|
28
|
39
|
51
|
48
|
40
|
20
|
24
|
37
|
43
|
36
|
29
|
49
|
39
|
34
|
38
|
31
|
30
|
43
|
37
|
50
|
60
|
53
|
51
|
40
|
41
|
26
|
13
|
|||
|
2026/01
|
58
|
16
|
34
|
47
|
37
|
39
|
43
|
37
|
48
|
43
|
47
|
58
|
56
|
55
|
58
|
61
|
66
|
71
|
66
|
60
|
19
|
23
|
41
|
54
|
58
|
48
|
47
|
30
|
43
|
39
|
27
|
|
2025/12
|
53
|
48
|
64
|
74
|
68
|
66
|
63
|
57
|
57
|
49
|
54
|
50
|
40
|
27
|
33
|
41
|
43
|
49
|
47
|
47
|
45
|
82
|
46
|
49
|
19
|
32
|
42
|
47
|
45
|
51
|
56
|
|
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
|
|
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