Air Quality
Excellent
No health implications.
15
PM2.5
28
PM10
64
O3
0.6
CO
7
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Apr
36
Excellent
Sat
18 Apr
55
Good
Sun
19 Apr
38
Excellent
Mon
20 Apr
35
Excellent
Tue
21 Apr
33
Excellent
Wed
22 Apr
31
Excellent
Thu
23 Apr
29
Excellent
Air quality in the last 12 months (Mengshan)
|
2026/03
|
25
|
17
|
20
|
25
|
40
|
35
|
55
|
57
|
22
|
25
|
40
|
46
|
57
|
63
|
73
|
83
|
64
|
51
|
37
|
46
|
29
|
59
|
65
|
59
|
49
|
69
|
49
|
43
|
45
|
41
|
31
|
|
2026/02
|
40
|
51
|
63
|
102
|
98
|
75
|
41
|
31
|
52
|
52
|
23
|
33
|
50
|
62
|
57
|
43
|
40
|
43
|
61
|
49
|
87
|
106
|
65
|
48
|
43
|
61
|
23
|
27
|
|||
|
2026/01
|
37
|
18
|
37
|
60
|
25
|
40
|
49
|
57
|
54
|
66
|
57
|
67
|
84
|
87
|
84
|
93
|
90
|
80
|
72
|
29
|
23
|
24
|
40
|
63
|
87
|
76
|
30
|
56
|
68
|
57
|
23
|
|
2025/12
|
56
|
55
|
82
|
80
|
67
|
73
|
85
|
66
|
70
|
81
|
81
|
74
|
22
|
43
|
52
|
53
|
53
|
59
|
64
|
61
|
69
|
84
|
76
|
16
|
33
|
51
|
53
|
55
|
60
|
58
|
63
|
|
2025/11
|
37
|
32
|
14
|
7
|
14
|
31
|
29
|
16
|
13
|
12
|
12
|
40
|
36
|
37
|
48
|
51
|
57
|
26
|
26
|
30
|
35
|
42
|
52
|
52
|
48
|
54
|
58
|
67
|
64
|
59
|
|
|
2025/10
|
37
|
30
|
31
|
33
|
22
|
15
|
20
|
35
|
34
|
40
|
48
|
46
|
30
|
34
|
32
|
35
|
45
|
33
|
16
|
12
|
12
|
14
|
24
|
38
|
44
|
52
|
44
|
47
|
54
|
53
|
39
|
|
2025/09
|
29
|
27
|
29
|
35
|
33
|
33
|
32
|
21
|
12
|
20
|
19
|
23
|
31
|
33
|
28
|
26
|
23
|
30
|
36
|
29
|
14
|
15
|
20
|
15
|
9
|
16
|
25
|
29
|
32
|
36
|
|
|
2025/08
|
26
|
23
|
21
|
26
|
22
|
17
|
17
|
25
|
34
|
40
|
40
|
39
|
37
|
34
|
13
|
23
|
20
|
14
|
13
|
18
|
22
|
26
|
30
|
26
|
23
|
22
|
32
|
24
|
25
|
21
|
28
|
|
2025/07
|
17
|
16
|
23
|
29
|
38
|
30
|
37
|
30
|
36
|
26
|
24
|
23
|
25
|
27
|
29
|
28
|
35
|
39
|
32
|
25
|
12
|
12
|
14
|
21
|
31
|
40
|
43
|
37
|
37
|
29
|
25
|
|
2025/06
|
30
|
22
|
20
|
39
|
45
|
33
|
28
|
26
|
24
|
16
|
21
|
18
|
18
|
16
|
17
|
18
|
13
|
14
|
18
|
18
|
19
|
20
|
24
|
26
|
28
|
28
|
19
|
19
|
18
|
20
|
|
|
2025/05
|
35
|
47
|
39
|
25
|
26
|
28
|
30
|
28
|
20
|
40
|
37
|
45
|
51
|
49
|
34
|
21
|
15
|
14
|
15
|
22
|
28
|
26
|
24
|
34
|
43
|
36
|
41
|
39
|
12
|
23
|
26
|
|
2025/04
|
39
|
57
|
70
|
90
|
115
|
80
|
85
|
89
|
90
|
67
|
53
|
110
|
259
|
159
|
109
|
97
|
92
|
77
|
55
|
36
|
40
|
38
|
34
|
31
|
18
|
29
|
31
|
30
|
49
|
49
|
|
|
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