Air Quality
Excellent
No health implications.
6
PM2.5
10
PM10
29
O3
0.7
CO
4
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Jul
49
Excellent
Wed
29 Jul
43
Excellent
Thu
30 Jul
48
Excellent
Fri
31 Jul
46
Excellent
Sat
1 Aug
47
Excellent
Sun
2 Aug
47
Excellent
Mon
3 Aug
17
Excellent
Air quality in the last 12 months (Longhua)
|
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
|
|
2025/07
|
16
|
22
|
33
|
40
|
39
|
35
|
46
|
18
|
37
|
26
|
21
|
31
|
40
|
33
|
31
|
34
|
42
|
35
|
42
|
10
|
15
|
23
|
22
|
35
|
42
|
44
|
40
|
35
|
38
|
40
|
26
|
|
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