Air Quality
Excellent
No health implications.
30
PM2.5
34
PM10
58
O3
0.4
CO
5
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Jan
84
Good
Wed
21 Jan
87
Good
Thu
22 Jan
97
Good
Fri
23 Jan
134
Light
Sat
24 Jan
139
Light
Sun
25 Jan
128
Light
Mon
26 Jan
23
Excellent
Langya Air quality rank
Air quality in the last 12 months (Langya)
|
2025/11
|
122
|
69
|
47
|
55
|
61
|
57
|
54
|
35
|
63
|
63
|
40
|
45
|
77
|
115
|
97
|
86
|
40
|
42
|
51
|
50
|
79
|
93
|
96
|
90
|
77
|
69
|
228
|
119
|
88
|
82
|
|
|
2025/10
|
38
|
47
|
23
|
35
|
60
|
62
|
45
|
44
|
39
|
57
|
81
|
59
|
27
|
32
|
55
|
34
|
32
|
23
|
28
|
31
|
26
|
28
|
32
|
40
|
42
|
54
|
67
|
53
|
51
|
48
|
55
|
|
2025/09
|
31
|
32
|
34
|
43
|
48
|
55
|
47
|
42
|
22
|
34
|
44
|
45
|
28
|
36
|
31
|
46
|
30
|
20
|
30
|
23
|
37
|
29
|
38
|
22
|
19
|
27
|
39
|
36
|
46
|
38
|
|
|
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
|
|
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