Air Quality
Excellent
No health implications.
16
PM2.5
21
PM10
43
O3
0.6
CO
7
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Dec
114
Light
Sun
14 Dec
97
Good
Mon
15 Dec
61
Good
Tue
16 Dec
60
Good
Wed
17 Dec
57
Good
Thu
18 Dec
18
Excellent
Fri
19 Dec
40
Excellent
Air quality in the last 12 months (Longsha)
|
2025/11
|
51
|
43
|
85
|
54
|
103
|
49
|
27
|
112
|
26
|
22
|
32
|
44
|
47
|
37
|
72
|
43
|
24
|
34
|
38
|
32
|
38
|
44
|
52
|
40
|
43
|
51
|
32
|
56
|
73
|
39
|
|
|
2025/10
|
37
|
37
|
56
|
25
|
25
|
29
|
34
|
25
|
38
|
37
|
42
|
24
|
32
|
31
|
27
|
38
|
29
|
20
|
18
|
20
|
27
|
25
|
41
|
52
|
50
|
27
|
28
|
34
|
128
|
48
|
69
|
|
2025/09
|
20
|
22
|
37
|
52
|
48
|
24
|
21
|
19
|
21
|
22
|
25
|
28
|
37
|
27
|
23
|
20
|
22
|
29
|
32
|
28
|
32
|
37
|
42
|
23
|
17
|
30
|
32
|
37
|
40
|
37
|
|
|
2025/08
|
23
|
23
|
18
|
23
|
25
|
21
|
19
|
27
|
16
|
16
|
19
|
21
|
25
|
23
|
28
|
18
|
22
|
22
|
26
|
27
|
24
|
18
|
23
|
20
|
27
|
22
|
26
|
26
|
28
|
23
|
27
|
|
2025/07
|
27
|
21
|
25
|
34
|
19
|
25
|
21
|
21
|
27
|
36
|
37
|
20
|
21
|
24
|
28
|
21
|
19
|
24
|
25
|
20
|
21
|
25
|
38
|
30
|
26
|
28
|
22
|
28
|
15
|
19
|
21
|
|
2025/06
|
27
|
30
|
19
|
21
|
24
|
15
|
21
|
28
|
17
|
25
|
26
|
39
|
30
|
27
|
30
|
21
|
21
|
32
|
21
|
17
|
18
|
28
|
41
|
41
|
47
|
32
|
48
|
36
|
31
|
34
|
|
|
2025/05
|
27
|
24
|
25
|
18
|
23
|
27
|
36
|
47
|
50
|
39
|
56
|
68
|
65
|
42
|
64
|
68
|
24
|
28
|
33
|
35
|
25
|
26
|
30
|
36
|
41
|
46
|
46
|
67
|
64
|
72
|
39
|
|
2025/04
|
53
|
55
|
54
|
98
|
75
|
50
|
61
|
46
|
62
|
117
|
61
|
14
|
14
|
25
|
27
|
42
|
41
|
23
|
27
|
65
|
93
|
20
|
26
|
17
|
20
|
33
|
55
|
26
|
100
|
24
|
|
|
2025/03
|
23
|
26
|
34
|
52
|
95
|
59
|
55
|
46
|
82
|
95
|
45
|
33
|
19
|
16
|
22
|
25
|
32
|
26
|
53
|
24
|
25
|
31
|
123
|
36
|
36
|
45
|
17
|
20
|
17
|
26
|
45
|
|
2025/02
|
70
|
121
|
51
|
20
|
32
|
39
|
14
|
14
|
21
|
38
|
91
|
72
|
32
|
30
|
28
|
26
|
20
|
19
|
21
|
29
|
31
|
31
|
27
|
39
|
36
|
22
|
42
|
27
|
|||
|
2025/01
|
98
|
39
|
41
|
118
|
123
|
67
|
25
|
31
|
26
|
29
|
59
|
163
|
236
|
64
|
29
|
32
|
89
|
188
|
188
|
134
|
88
|
68
|
208
|
271
|
222
|
204
|
26
|
35
|
51
|
27
|
27
|
|
2024/12
|
36
|
16
|
21
|
19
|
22
|
17
|
23
|
32
|
78
|
40
|
22
|
33
|
47
|
29
|
21
|
25
|
26
|
27
|
31
|
48
|
28
|
25
|
23
|
40
|
39
|
25
|
22
|
26
|
50
|
117
|
114
|
|
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