Air Quality
Excellent
No health implications.
23
PM2.5
36
PM10
49
O3
0.5
CO
4
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Jul
74
Good
Wed
2 Jul
84
Good
Thu
3 Jul
72
Good
Fri
4 Jul
97
Good
Sat
5 Jul
77
Good
Sun
6 Jul
70
Good
Mon
7 Jul
32
Excellent
Longhua Air quality rank
Air quality in the last 12 months (Longhua)
|
2025/05
|
22
|
31
|
24
|
30
|
41
|
24
|
46
|
73
|
26
|
41
|
42
|
46
|
57
|
30
|
39
|
59
|
36
|
20
|
29
|
57
|
56
|
69
|
41
|
30
|
44
|
48
|
27
|
34
|
56
|
59
|
54
|
|
2025/04
|
35
|
20
|
37
|
52
|
19
|
39
|
58
|
37
|
43
|
43
|
67
|
96
|
46
|
32
|
48
|
63
|
52
|
25
|
20
|
44
|
48
|
39
|
60
|
30
|
33
|
58
|
25
|
29
|
53
|
37
|
|
|
2025/03
|
88
|
41
|
43
|
53
|
47
|
27
|
50
|
82
|
83
|
104
|
139
|
42
|
50
|
60
|
44
|
29
|
30
|
23
|
24
|
28
|
32
|
40
|
95
|
52
|
33
|
98
|
36
|
35
|
38
|
35
|
38
|
|
2025/02
|
81
|
62
|
19
|
20
|
21
|
39
|
22
|
16
|
22
|
42
|
76
|
35
|
48
|
47
|
69
|
27
|
23
|
33
|
26
|
25
|
21
|
29
|
17
|
28
|
39
|
45
|
73
|
94
|
|||
|
2025/01
|
54
|
28
|
36
|
54
|
44
|
25
|
24
|
23
|
19
|
26
|
41
|
36
|
38
|
31
|
30
|
54
|
60
|
54
|
42
|
58
|
42
|
40
|
87
|
104
|
125
|
86
|
19
|
23
|
85
|
27
|
61
|
|
2024/12
|
46
|
26
|
36
|
34
|
26
|
32
|
21
|
34
|
40
|
50
|
46
|
67
|
23
|
32
|
37
|
34
|
24
|
26
|
51
|
49
|
25
|
30
|
47
|
68
|
64
|
25
|
25
|
41
|
63
|
55
|
41
|
|
2024/11
|
99
|
78
|
44
|
26
|
34
|
36
|
66
|
111
|
107
|
78
|
54
|
55
|
56
|
59
|
53
|
41
|
29
|
38
|
57
|
56
|
29
|
31
|
49
|
79
|
57
|
20
|
25
|
21
|
27
|
30
|
|
|
2024/10
|
19
|
17
|
20
|
37
|
65
|
46
|
20
|
30
|
44
|
23
|
38
|
56
|
87
|
73
|
28
|
44
|
58
|
37
|
20
|
30
|
44
|
21
|
31
|
42
|
65
|
107
|
28
|
32
|
43
|
29
|
77
|
|
2024/09
|
22
|
18
|
27
|
35
|
23
|
25
|
23
|
33
|
35
|
20
|
34
|
29
|
26
|
17
|
21
|
25
|
22
|
24
|
44
|
18
|
17
|
19
|
22
|
41
|
38
|
25
|
40
|
41
|
50
|
13
|
|
|
2024/08
|
21
|
28
|
27
|
19
|
27
|
29
|
40
|
43
|
41
|
43
|
33
|
17
|
20
|
25
|
24
|
31
|
42
|
24
|
20
|
11
|
18
|
26
|
24
|
31
|
27
|
21
|
33
|
42
|
35
|
35
|
33
|
|
2024/07
|
28
|
32
|
23
|
26
|
35
|
38
|
26
|
43
|
60
|
50
|
55
|
44
|
43
|
46
|
47
|
37
|
17
|
19
|
28
|
28
|
36
|
22
|
37
|
46
|
18
|
17
|
24
|
25
|
31
|
19
|
16
|
|
2024/06
|
25
|
23
|
32
|
42
|
47
|
49
|
38
|
30
|
28
|
41
|
32
|
34
|
41
|
21
|
19
|
34
|
42
|
50
|
63
|
46
|
66
|
136
|
113
|
16
|
29
|
37
|
56
|
48
|
56
|
29
|
|
|
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