Air Quality
Excellent
No health implications.
11
PM2.5
15
PM10
43
O3
0.4
CO
6
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 May
38
Excellent
Mon
11 May
59
Good
Tue
12 May
41
Excellent
Wed
13 May
36
Excellent
Thu
14 May
36
Excellent
Fri
15 May
38
Excellent
Sat
16 May
37
Excellent
Air quality in the last 12 months (Longyang)
|
2026/04
|
42
|
44
|
47
|
45
|
50
|
42
|
38
|
32
|
28
|
32
|
37
|
39
|
57
|
66
|
74
|
55
|
47
|
54
|
56
|
50
|
57
|
55
|
51
|
53
|
68
|
49
|
43
|
31
|
31
|
27
|
|
|
2026/03
|
61
|
63
|
54
|
58
|
76
|
87
|
77
|
78
|
63
|
54
|
50
|
63
|
61
|
39
|
30
|
39
|
37
|
38
|
40
|
35
|
39
|
36
|
25
|
30
|
37
|
36
|
47
|
65
|
34
|
37
|
40
|
|
2026/02
|
27
|
25
|
24
|
29
|
29
|
27
|
30
|
37
|
38
|
33
|
28
|
25
|
24
|
23
|
45
|
52
|
65
|
48
|
33
|
25
|
26
|
34
|
45
|
42
|
54
|
60
|
46
|
55
|
|||
|
2026/01
|
34
|
33
|
26
|
25
|
31
|
30
|
29
|
31
|
33
|
29
|
33
|
31
|
31
|
30
|
31
|
29
|
30
|
30
|
33
|
31
|
26
|
28
|
29
|
29
|
30
|
31
|
28
|
29
|
31
|
31
|
30
|
|
2025/12
|
33
|
28
|
29
|
28
|
24
|
27
|
24
|
28
|
28
|
28
|
28
|
30
|
30
|
28
|
27
|
25
|
28
|
27
|
28
|
26
|
33
|
28
|
30
|
24
|
29
|
30
|
36
|
29
|
29
|
28
|
29
|
|
2025/11
|
24
|
19
|
14
|
16
|
18
|
16
|
22
|
22
|
24
|
22
|
22
|
19
|
21
|
23
|
28
|
26
|
26
|
25
|
24
|
21
|
20
|
20
|
21
|
26
|
29
|
31
|
31
|
29
|
33
|
33
|
|
|
2025/10
|
24
|
20
|
22
|
21
|
20
|
22
|
23
|
21
|
21
|
26
|
23
|
21
|
22
|
22
|
28
|
31
|
27
|
23
|
24
|
22
|
21
|
22
|
25
|
24
|
21
|
23
|
25
|
24
|
25
|
24
|
25
|
|
2025/09
|
23
|
22
|
23
|
27
|
25
|
26
|
29
|
27
|
23
|
28
|
25
|
26
|
19
|
19
|
23
|
17
|
19
|
22
|
27
|
32
|
28
|
27
|
29
|
22
|
30
|
26
|
22
|
22
|
26
|
21
|
|
|
2025/08
|
21
|
19
|
16
|
14
|
22
|
26
|
23
|
19
|
16
|
14
|
19
|
22
|
20
|
23
|
24
|
26
|
19
|
20
|
23
|
18
|
16
|
18
|
19
|
19
|
21
|
24
|
18
|
23
|
22
|
25
|
24
|
|
2025/07
|
22
|
19
|
20
|
17
|
14
|
18
|
19
|
17
|
20
|
18
|
21
|
25
|
29
|
24
|
21
|
24
|
23
|
26
|
26
|
22
|
22
|
25
|
28
|
20
|
20
|
20
|
21
|
22
|
27
|
20
|
18
|
|
2025/06
|
21
|
20
|
28
|
49
|
39
|
33
|
30
|
31
|
28
|
22
|
32
|
35
|
43
|
32
|
25
|
25
|
18
|
14
|
15
|
20
|
23
|
18
|
18
|
17
|
15
|
15
|
22
|
24
|
20
|
17
|
|
|
2025/05
|
33
|
28
|
32
|
20
|
29
|
35
|
30
|
39
|
40
|
48
|
43
|
48
|
42
|
43
|
40
|
40
|
30
|
28
|
37
|
32
|
39
|
41
|
47
|
38
|
17
|
20
|
21
|
22
|
18
|
25
|
18
|
|
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