Air Quality
Excellent
No health implications.
17
PM2.5
20
PM10
60
O3
0.2
CO
4
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Jul
70
Good
Mon
21 Jul
78
Good
Tue
22 Jul
76
Good
Wed
23 Jul
80
Good
Thu
24 Jul
78
Good
Fri
25 Jul
77
Good
Sat
26 Jul
15
Excellent
Langya Air quality rank
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