Air Quality
Excellent
No health implications.
22
PM2.5
32
PM10
25
O3
0.5
CO
7
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Dec
39
Excellent
Thu
18 Dec
33
Excellent
Fri
19 Dec
32
Excellent
Sat
20 Dec
37
Excellent
Sun
21 Dec
30
Excellent
Mon
22 Dec
17
Excellent
Tue
23 Dec
46
Excellent
Air quality in the last 12 months (Longling)
|
2025/11
|
31
|
26
|
19
|
18
|
25
|
21
|
27
|
36
|
34
|
30
|
23
|
25
|
28
|
29
|
34
|
31
|
31
|
33
|
30
|
23
|
25
|
24
|
26
|
28
|
34
|
34
|
37
|
40
|
45
|
47
|
|
|
2025/10
|
17
|
16
|
23
|
21
|
26
|
23
|
24
|
22
|
27
|
24
|
23
|
25
|
26
|
29
|
33
|
30
|
20
|
23
|
22
|
23
|
27
|
28
|
28
|
32
|
29
|
34
|
32
|
34
|
33
|
29
|
36
|
|
2025/09
|
27
|
29
|
28
|
28
|
27
|
25
|
25
|
29
|
32
|
28
|
27
|
23
|
18
|
19
|
18
|
19
|
23
|
26
|
29
|
34
|
29
|
30
|
31
|
25
|
31
|
34
|
26
|
29
|
28
|
20
|
|
|
2025/08
|
26
|
25
|
22
|
24
|
26
|
29
|
23
|
19
|
21
|
25
|
26
|
25
|
28
|
24
|
27
|
26
|
29
|
25
|
21
|
20
|
20
|
20
|
19
|
23
|
23
|
28
|
30
|
29
|
21
|
30
|
28
|
|
2025/07
|
21
|
22
|
21
|
23
|
18
|
17
|
18
|
18
|
19
|
25
|
26
|
30
|
31
|
23
|
23
|
22
|
22
|
22
|
22
|
30
|
22
|
27
|
33
|
27
|
17
|
19
|
19
|
27
|
26
|
20
|
20
|
|
2025/06
|
20
|
18
|
39
|
51
|
48
|
43
|
39
|
34
|
31
|
23
|
36
|
46
|
47
|
36
|
27
|
23
|
17
|
17
|
19
|
27
|
29
|
23
|
20
|
20
|
20
|
18
|
23
|
21
|
22
|
27
|
|
|
2025/05
|
41
|
28
|
34
|
30
|
36
|
42
|
45
|
47
|
53
|
62
|
65
|
56
|
43
|
45
|
40
|
42
|
42
|
39
|
43
|
41
|
44
|
38
|
45
|
41
|
20
|
19
|
34
|
22
|
18
|
21
|
20
|
|
2025/04
|
125
|
112
|
90
|
111
|
111
|
105
|
82
|
106
|
102
|
94
|
82
|
59
|
38
|
42
|
52
|
49
|
34
|
44
|
45
|
49
|
49
|
49
|
63
|
74
|
79
|
83
|
85
|
77
|
56
|
53
|
|
|
2025/03
|
56
|
69
|
65
|
57
|
65
|
68
|
81
|
89
|
83
|
64
|
74
|
89
|
108
|
75
|
70
|
62
|
68
|
92
|
78
|
75
|
88
|
86
|
75
|
64
|
51
|
54
|
72
|
112
|
135
|
119
|
117
|
|
2025/02
|
78
|
75
|
59
|
65
|
70
|
78
|
63
|
52
|
59
|
55
|
51
|
53
|
46
|
71
|
67
|
75
|
55
|
60
|
66
|
72
|
65
|
66
|
64
|
60
|
57
|
56
|
50
|
57
|
|||
|
2025/01
|
48
|
48
|
43
|
45
|
50
|
47
|
45
|
42
|
41
|
44
|
45
|
52
|
49
|
51
|
50
|
50
|
48
|
45
|
48
|
43
|
45
|
48
|
56
|
46
|
50
|
66
|
48
|
60
|
111
|
64
|
62
|
|
2024/12
|
38
|
35
|
34
|
34
|
34
|
35
|
42
|
46
|
41
|
41
|
55
|
57
|
45
|
41
|
38
|
37
|
40
|
39
|
39
|
30
|
45
|
61
|
37
|
36
|
42
|
48
|
55
|
53
|
41
|
41
|
44
|
|
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