Air Quality
Excellent
No health implications.
7
PM2.5
11
PM10
68
O3
0.5
CO
5
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Apr
45
Excellent
Sat
25 Apr
37
Excellent
Sun
26 Apr
36
Excellent
Mon
27 Apr
39
Excellent
Tue
28 Apr
34
Excellent
Wed
29 Apr
36
Excellent
Thu
30 Apr
28
Excellent
Air quality in the last 12 months (Longhua)
|
2026/03
|
17
|
21
|
24
|
14
|
25
|
31
|
34
|
44
|
35
|
26
|
39
|
41
|
44
|
45
|
40
|
36
|
41
|
28
|
25
|
23
|
23
|
32
|
30
|
26
|
27
|
26
|
28
|
31
|
29
|
31
|
34
|
|
2026/02
|
30
|
31
|
33
|
39
|
34
|
20
|
23
|
35
|
39
|
39
|
34
|
28
|
40
|
33
|
26
|
28
|
33
|
42
|
36
|
34
|
30
|
26
|
28
|
30
|
43
|
29
|
36
|
16
|
|||
|
2026/01
|
38
|
45
|
35
|
39
|
44
|
50
|
41
|
36
|
42
|
38
|
40
|
46
|
53
|
54
|
42
|
38
|
40
|
43
|
36
|
42
|
49
|
42
|
41
|
46
|
27
|
30
|
33
|
52
|
36
|
30
|
23
|
|
2025/12
|
51
|
33
|
36
|
60
|
47
|
59
|
46
|
62
|
51
|
49
|
60
|
45
|
41
|
29
|
50
|
41
|
57
|
46
|
43
|
36
|
43
|
40
|
43
|
36
|
31
|
29
|
35
|
40
|
43
|
43
|
51
|
|
2025/11
|
39
|
43
|
42
|
23
|
23
|
29
|
17
|
20
|
32
|
37
|
31
|
27
|
46
|
33
|
41
|
43
|
39
|
48
|
28
|
31
|
38
|
40
|
51
|
54
|
47
|
51
|
50
|
53
|
58
|
45
|
|
|
2025/10
|
15
|
14
|
14
|
15
|
19
|
17
|
17
|
13
|
20
|
25
|
24
|
15
|
10
|
9
|
18
|
22
|
23
|
29
|
31
|
28
|
23
|
19
|
20
|
34
|
40
|
39
|
36
|
39
|
44
|
29
|
46
|
|
2025/09
|
12
|
13
|
10
|
12
|
12
|
10
|
15
|
15
|
17
|
16
|
15
|
11
|
11
|
14
|
14
|
12
|
15
|
17
|
17
|
19
|
19
|
10
|
21
|
23
|
17
|
17
|
27
|
17
|
22
|
20
|
|
|
2025/08
|
26
|
29
|
33
|
32
|
27
|
30
|
33
|
24
|
26
|
22
|
18
|
20
|
21
|
19
|
18
|
17
|
21
|
9
|
15
|
19
|
22
|
15
|
13
|
21
|
18
|
15
|
11
|
14
|
17
|
16
|
12
|
|
2025/07
|
15
|
13
|
12
|
12
|
16
|
16
|
15
|
21
|
24
|
23
|
19
|
19
|
24
|
25
|
27
|
26
|
21
|
27
|
17
|
11
|
10
|
17
|
22
|
15
|
16
|
17
|
18
|
14
|
15
|
15
|
18
|
|
2025/06
|
20
|
20
|
25
|
24
|
12
|
14
|
17
|
21
|
20
|
18
|
21
|
17
|
13
|
14
|
19
|
19
|
23
|
20
|
17
|
18
|
17
|
15
|
15
|
15
|
12
|
10
|
12
|
14
|
15
|
15
|
|
|
2025/05
|
26
|
21
|
27
|
26
|
21
|
26
|
24
|
18
|
24
|
22
|
29
|
37
|
28
|
19
|
13
|
14
|
15
|
20
|
19
|
21
|
23
|
16
|
15
|
15
|
30
|
43
|
34
|
22
|
17
|
13
|
13
|
|
2025/04
|
27
|
37
|
30
|
34
|
40
|
33
|
46
|
38
|
37
|
37
|
29
|
33
|
147
|
167
|
149
|
121
|
80
|
54
|
36
|
27
|
25
|
29
|
31
|
31
|
30
|
28
|
18
|
29
|
37
|
33
|
|
|
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