Air Quality
Excellent
No health implications.
23
PM2.5
30
PM10
154
O3
0.5
CO
8
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 Sep
91
Good
Fri
5 Sep
87
Good
Sat
6 Sep
79
Good
Sun
7 Sep
73
Good
Mon
8 Sep
62
Good
Tue
9 Sep
59
Good
Wed
10 Sep
37
Excellent
Air quality in the last 12 months (Langya)
|
2025/06
|
30
|
16
|
37
|
60
|
53
|
44
|
31
|
43
|
40
|
54
|
55
|
49
|
61
|
46
|
29
|
38
|
40
|
35
|
18
|
18
|
17
|
27
|
40
|
33
|
43
|
44
|
27
|
19
|
17
|
24
|
|
|
2025/05
|
53
|
54
|
42
|
38
|
43
|
81
|
72
|
53
|
27
|
34
|
33
|
46
|
53
|
63
|
81
|
39
|
80
|
73
|
71
|
56
|
35
|
62
|
59
|
58
|
54
|
59
|
56
|
54
|
61
|
47
|
67
|
|
2025/04
|
44
|
59
|
37
|
59
|
73
|
57
|
64
|
66
|
84
|
84
|
80
|
180
|
81
|
65
|
42
|
54
|
61
|
64
|
86
|
53
|
64
|
70
|
66
|
68
|
59
|
50
|
43
|
56
|
47
|
50
|
|
|
2025/03
|
76
|
81
|
31
|
44
|
82
|
62
|
75
|
86
|
83
|
65
|
95
|
135
|
96
|
38
|
33
|
44
|
33
|
39
|
46
|
49
|
36
|
51
|
56
|
91
|
62
|
65
|
112
|
68
|
110
|
69
|
36
|
|
2025/02
|
45
|
67
|
82
|
72
|
49
|
38
|
57
|
31
|
41
|
59
|
73
|
108
|
71
|
103
|
105
|
86
|
56
|
52
|
66
|
49
|
50
|
83
|
68
|
71
|
79
|
110
|
93
|
80
|
|||
|
2025/01
|
124
|
98
|
96
|
99
|
102
|
75
|
43
|
63
|
39
|
43
|
57
|
58
|
85
|
111
|
65
|
54
|
62
|
86
|
103
|
112
|
113
|
158
|
66
|
49
|
32
|
79
|
49
|
60
|
99
|
69
|
90
|
|
2024/12
|
61
|
80
|
63
|
50
|
77
|
128
|
105
|
41
|
51
|
48
|
66
|
62
|
91
|
68
|
52
|
59
|
72
|
77
|
48
|
68
|
83
|
55
|
59
|
76
|
103
|
117
|
64
|
66
|
64
|
76
|
110
|
|
2024/11
|
44
|
67
|
67
|
62
|
46
|
41
|
43
|
41
|
47
|
46
|
56
|
68
|
83
|
84
|
91
|
50
|
34
|
31
|
26
|
34
|
44
|
76
|
31
|
40
|
38
|
37
|
60
|
51
|
39
|
52
|
|
|
2024/10
|
29
|
32
|
26
|
29
|
30
|
22
|
18
|
37
|
36
|
56
|
70
|
81
|
67
|
44
|
82
|
72
|
41
|
26
|
35
|
36
|
43
|
59
|
62
|
46
|
44
|
38
|
41
|
88
|
53
|
42
|
39
|
|
2024/09
|
48
|
42
|
25
|
39
|
41
|
43
|
43
|
46
|
29
|
35
|
19
|
18
|
25
|
45
|
28
|
27
|
21
|
26
|
22
|
18
|
28
|
29
|
29
|
33
|
39
|
39
|
39
|
41
|
50
|
49
|
|
|
2024/08
|
19
|
21
|
25
|
27
|
33
|
34
|
37
|
40
|
41
|
39
|
61
|
61
|
36
|
31
|
23
|
26
|
35
|
36
|
34
|
22
|
31
|
42
|
41
|
47
|
46
|
39
|
24
|
24
|
22
|
34
|
44
|
|
2024/07
|
21
|
21
|
29
|
27
|
23
|
23
|
24
|
22
|
25
|
39
|
47
|
38
|
23
|
20
|
35
|
47
|
35
|
23
|
25
|
20
|
21
|
25
|
35
|
32
|
25
|
24
|
14
|
15
|
19
|
25
|
23
|
|
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