Air Quality
Excellent
No health implications.
24
PM2.5
28
PM10
41
O3
0.3
CO
5
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Sep
52
Good
Sun
28 Sep
57
Good
Mon
29 Sep
58
Good
Tue
30 Sep
71
Good
Wed
1 Oct
86
Good
Thu
2 Oct
80
Good
Fri
3 Oct
37
Excellent
Air quality in the last 12 months (Langya)
|
2025/08
|
17
|
15
|
21
|
28
|
37
|
31
|
22
|
20
|
26
|
13
|
12
|
19
|
28
|
31
|
25
|
28
|
36
|
32
|
37
|
31
|
30
|
26
|
26
|
27
|
22
|
17
|
42
|
39
|
40
|
31
|
18
|
|
2025/07
|
29
|
35
|
36
|
40
|
44
|
51
|
50
|
22
|
18
|
51
|
44
|
34
|
34
|
31
|
36
|
44
|
32
|
43
|
40
|
26
|
22
|
17
|
24
|
27
|
33
|
20
|
21
|
16
|
26
|
19
|
17
|
|
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
|
|
|
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