Air Quality
Excellent
No health implications.
2
PM2.5
10
PM10
20
O3
0.3
CO
6
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Sep
47
Excellent
Tue
15 Sep
63
Good
Wed
16 Sep
68
Good
Thu
17 Sep
69
Good
Fri
18 Sep
74
Good
Sat
19 Sep
20
Excellent
Sun
20 Sep
25
Excellent
Air quality in the last 12 months (Longhua)
|
2026/08
|
29
|
30
|
27
|
22
|
27
|
30
|
24
|
26
|
28
|
35
|
38
|
21
|
22
|
22
|
25
|
23
|
23
|
26
|
28
|
39
|
47
|
43
|
34
|
35
|
33
|
25
|
28
|
24
|
20
|
23
|
21
|
|
2026/07
|
32
|
36
|
40
|
48
|
27
|
29
|
28
|
27
|
32
|
27
|
19
|
22
|
39
|
30
|
28
|
26
|
32
|
27
|
31
|
35
|
35
|
32
|
40
|
40
|
33
|
29
|
35
|
33
|
28
|
23
|
28
|
|
2026/06
|
35
|
57
|
22
|
18
|
17
|
17
|
17
|
18
|
18
|
20
|
21
|
39
|
37
|
27
|
44
|
43
|
31
|
36
|
54
|
28
|
21
|
30
|
26
|
27
|
24
|
27
|
36
|
52
|
45
|
34
|
|
|
2026/05
|
37
|
36
|
19
|
25
|
37
|
38
|
26
|
26
|
40
|
41
|
32
|
46
|
64
|
78
|
64
|
53
|
26
|
23
|
28
|
25
|
26
|
29
|
29
|
47
|
46
|
30
|
30
|
27
|
26
|
34
|
49
|
|
2026/04
|
25
|
53
|
74
|
40
|
43
|
28
|
24
|
44
|
40
|
28
|
44
|
46
|
37
|
60
|
63
|
58
|
40
|
60
|
90
|
93
|
36
|
42
|
47
|
52
|
50
|
43
|
28
|
22
|
25
|
35
|
|
|
2026/03
|
47
|
70
|
51
|
50
|
50
|
26
|
41
|
59
|
24
|
49
|
34
|
54
|
90
|
25
|
50
|
50
|
63
|
32
|
39
|
37
|
64
|
84
|
88
|
89
|
82
|
35
|
30
|
44
|
53
|
28
|
29
|
|
2026/02
|
29
|
24
|
46
|
62
|
44
|
18
|
18
|
23
|
46
|
57
|
27
|
54
|
52
|
54
|
26
|
24
|
87
|
24
|
43
|
63
|
209
|
43
|
34
|
49
|
80
|
53
|
44
|
42
|
|||
|
2026/01
|
36
|
37
|
57
|
52
|
33
|
36
|
30
|
51
|
65
|
23
|
20
|
45
|
24
|
51
|
72
|
41
|
23
|
40
|
30
|
24
|
25
|
34
|
38
|
32
|
25
|
40
|
30
|
49
|
47
|
57
|
40
|
|
2025/12
|
20
|
22
|
21
|
24
|
34
|
63
|
50
|
26
|
51
|
64
|
45
|
33
|
27
|
36
|
52
|
63
|
44
|
53
|
97
|
26
|
30
|
58
|
54
|
33
|
24
|
44
|
63
|
67
|
51
|
31
|
23
|
|
2025/11
|
20
|
20
|
36
|
49
|
78
|
79
|
54
|
48
|
19
|
23
|
39
|
56
|
22
|
36
|
58
|
31
|
18
|
23
|
26
|
24
|
28
|
40
|
65
|
52
|
26
|
48
|
25
|
46
|
56
|
42
|
|
|
2025/10
|
25
|
30
|
28
|
26
|
21
|
16
|
30
|
19
|
12
|
15
|
25
|
26
|
34
|
39
|
39
|
26
|
17
|
14
|
13
|
17
|
25
|
27
|
43
|
62
|
50
|
20
|
20
|
51
|
116
|
81
|
42
|
|
2025/09
|
22
|
22
|
36
|
38
|
37
|
18
|
16
|
16
|
28
|
19
|
38
|
50
|
50
|
19
|
13
|
13
|
16
|
17
|
16
|
20
|
21
|
26
|
19
|
22
|
19
|
19
|
20
|
24
|
21
|
19
|
|
|
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