Air Quality
Excellent
No health implications.
6
PM2.5
17
PM10
34
O3
0.5
CO
7
SO2
24
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Jun
48
Excellent
Wed
25 Jun
57
Good
Thu
26 Jun
45
Excellent
Fri
27 Jun
43
Excellent
Sat
28 Jun
40
Excellent
Sun
29 Jun
39
Excellent
Mon
30 Jun
19
Excellent
Air quality in the last 12 months (Longhua)
|
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
|
|
2024/06
|
11
|
33
|
22
|
22
|
28
|
32
|
19
|
13
|
16
|
15
|
23
|
25
|
26
|
27
|
19
|
30
|
21
|
22
|
20
|
20
|
21
|
27
|
12
|
16
|
19
|
23
|
19
|
15
|
15
|
22
|
|
|
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