Air Quality
Excellent
No health implications.
4
PM2.5
9
PM10
26
O3
0.7
CO
3
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Aug
47
Excellent
Fri
28 Aug
71
Good
Sat
29 Aug
60
Good
Sun
30 Aug
48
Excellent
Mon
31 Aug
47
Excellent
Tue
1 Sep
50
Excellent
Wed
2 Sep
24
Excellent
Air quality in the last 12 months (Longhua)
|
2026/07
|
22
|
21
|
20
|
17
|
18
|
17
|
15
|
21
|
25
|
33
|
55
|
32
|
26
|
14
|
16
|
16
|
21
|
28
|
32
|
37
|
41
|
46
|
43
|
53
|
53
|
15
|
20
|
14
|
16
|
24
|
19
|
|
2026/06
|
44
|
36
|
30
|
35
|
32
|
23
|
25
|
20
|
20
|
28
|
28
|
44
|
23
|
25
|
21
|
17
|
14
|
18
|
21
|
20
|
20
|
21
|
25
|
29
|
31
|
24
|
29
|
22
|
24
|
20
|
|
|
2026/05
|
30
|
37
|
30
|
30
|
31
|
25
|
36
|
48
|
30
|
46
|
59
|
43
|
23
|
20
|
21
|
22
|
26
|
31
|
23
|
18
|
23
|
22
|
21
|
25
|
24
|
26
|
30
|
31
|
48
|
58
|
40
|
|
2026/04
|
34
|
36
|
46
|
36
|
35
|
34
|
39
|
37
|
37
|
28
|
38
|
31
|
28
|
28
|
28
|
26
|
42
|
80
|
85
|
52
|
31
|
28
|
28
|
20
|
40
|
60
|
41
|
37
|
25
|
30
|
|
|
2026/03
|
21
|
24
|
14
|
14
|
19
|
29
|
38
|
53
|
55
|
26
|
40
|
51
|
50
|
47
|
48
|
44
|
42
|
38
|
43
|
38
|
42
|
38
|
49
|
34
|
51
|
41
|
48
|
41
|
35
|
31
|
41
|
|
2026/02
|
31
|
38
|
52
|
58
|
49
|
45
|
45
|
30
|
42
|
34
|
38
|
40
|
42
|
28
|
22
|
27
|
44
|
31
|
42
|
50
|
54
|
39
|
47
|
58
|
48
|
24
|
27
|
13
|
|||
|
2026/01
|
61
|
27
|
41
|
61
|
68
|
42
|
52
|
46
|
58
|
75
|
53
|
72
|
92
|
58
|
80
|
83
|
64
|
59
|
68
|
58
|
42
|
44
|
48
|
72
|
44
|
54
|
76
|
55
|
46
|
45
|
48
|
|
2025/12
|
55
|
44
|
48
|
71
|
70
|
70
|
65
|
58
|
62
|
59
|
76
|
43
|
47
|
42
|
52
|
69
|
66
|
57
|
52
|
42
|
56
|
71
|
47
|
59
|
40
|
42
|
54
|
69
|
74
|
94
|
54
|
|
2025/11
|
40
|
47
|
46
|
29
|
28
|
38
|
40
|
39
|
42
|
23
|
26
|
31
|
24
|
36
|
52
|
62
|
53
|
52
|
32
|
41
|
48
|
52
|
70
|
64
|
55
|
70
|
61
|
68
|
86
|
85
|
|
|
2025/10
|
32
|
19
|
25
|
33
|
22
|
19
|
35
|
37
|
39
|
39
|
30
|
17
|
19
|
22
|
34
|
39
|
44
|
46
|
41
|
21
|
13
|
16
|
28
|
44
|
43
|
46
|
58
|
62
|
51
|
50
|
43
|
|
2025/09
|
23
|
20
|
23
|
24
|
25
|
37
|
15
|
12
|
23
|
29
|
34
|
23
|
24
|
23
|
23
|
27
|
37
|
38
|
20
|
22
|
14
|
33
|
26
|
9
|
19
|
34
|
26
|
27
|
21
|
41
|
|
|
2025/08
|
32
|
27
|
37
|
40
|
23
|
26
|
38
|
47
|
35
|
23
|
23
|
22
|
35
|
20
|
16
|
28
|
21
|
14
|
22
|
28
|
25
|
30
|
37
|
20
|
18
|
33
|
31
|
33
|
25
|
22
|
16
|
|
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