Air Quality
Excellent
No health implications.
5
PM2.5
30
PM10
14
O3
0.6
CO
7
SO2
28
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Aug
55
Good
Wed
13 Aug
67
Good
Thu
14 Aug
48
Excellent
Fri
15 Aug
51
Good
Sat
16 Aug
62
Good
Sun
17 Aug
17
Excellent
Mon
18 Aug
33
Excellent
Longhua Air quality rank
Air quality in the last 12 months (Longhua)
|
2025/06
|
31
|
29
|
23
|
25
|
33
|
36
|
25
|
17
|
23
|
18
|
15
|
17
|
18
|
27
|
30
|
26
|
20
|
18
|
15
|
15
|
20
|
21
|
17
|
19
|
19
|
13
|
17
|
16
|
16
|
13
|
|
|
2025/05
|
51
|
46
|
42
|
31
|
27
|
28
|
24
|
43
|
34
|
42
|
36
|
50
|
43
|
31
|
25
|
20
|
22
|
24
|
26
|
22
|
25
|
23
|
21
|
25
|
50
|
43
|
47
|
35
|
35
|
17
|
30
|
|
2025/04
|
30
|
35
|
53
|
50
|
30
|
56
|
59
|
62
|
47
|
37
|
34
|
28
|
194
|
180
|
127
|
96
|
69
|
55
|
32
|
27
|
26
|
35
|
32
|
24
|
28
|
23
|
31
|
42
|
41
|
52
|
|
|
2025/03
|
38
|
30
|
26
|
30
|
27
|
15
|
20
|
34
|
43
|
39
|
44
|
34
|
33
|
29
|
31
|
15
|
56
|
46
|
60
|
54
|
58
|
60
|
60
|
62
|
57
|
43
|
32
|
37
|
12
|
9
|
13
|
|
2025/02
|
26
|
20
|
11
|
17
|
35
|
43
|
23
|
48
|
44
|
44
|
29
|
38
|
74
|
42
|
32
|
56
|
48
|
63
|
40
|
41
|
44
|
47
|
22
|
31
|
56
|
55
|
43
|
39
|
|||
|
2025/01
|
68
|
66
|
60
|
64
|
69
|
75
|
69
|
76
|
67
|
53
|
51
|
43
|
64
|
60
|
64
|
67
|
60
|
66
|
67
|
72
|
53
|
54
|
47
|
21
|
22
|
19
|
19
|
42
|
83
|
38
|
28
|
|
2024/12
|
68
|
69
|
60
|
54
|
61
|
67
|
57
|
35
|
44
|
50
|
57
|
36
|
39
|
58
|
47
|
52
|
74
|
60
|
55
|
66
|
65
|
58
|
64
|
64
|
67
|
54
|
64
|
63
|
76
|
77
|
82
|
|
2024/11
|
27
|
31
|
56
|
57
|
51
|
58
|
44
|
50
|
51
|
57
|
59
|
56
|
52
|
19
|
26
|
30
|
33
|
36
|
21
|
11
|
19
|
30
|
41
|
55
|
41
|
19
|
40
|
40
|
48
|
59
|
|
|
2024/10
|
31
|
24
|
37
|
39
|
45
|
43
|
43
|
49
|
47
|
42
|
42
|
52
|
45
|
34
|
35
|
33
|
31
|
33
|
54
|
34
|
42
|
34
|
26
|
41
|
49
|
46
|
47
|
27
|
31
|
43
|
41
|
|
2024/09
|
26
|
33
|
46
|
30
|
22
|
8
|
17
|
15
|
19
|
33
|
43
|
44
|
43
|
36
|
31
|
21
|
29
|
21
|
33
|
37
|
18
|
23
|
17
|
21
|
26
|
44
|
42
|
39
|
35
|
40
|
|
|
2024/08
|
31
|
28
|
27
|
36
|
45
|
46
|
49
|
36
|
24
|
24
|
28
|
21
|
29
|
25
|
32
|
18
|
19
|
19
|
20
|
20
|
18
|
31
|
38
|
33
|
26
|
45
|
34
|
45
|
39
|
31
|
13
|
|
2024/07
|
25
|
23
|
15
|
18
|
25
|
14
|
14
|
20
|
17
|
12
|
13
|
16
|
15
|
18
|
16
|
14
|
13
|
18
|
20
|
20
|
15
|
16
|
21
|
29
|
42
|
25
|
18
|
11
|
13
|
12
|
17
|
|
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