Air Quality
Excellent
No health implications.
16
PM2.5
29
PM10
87
O3
0.4
CO
4
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Jan
32
Excellent
Mon
13 Jan
39
Excellent
Tue
14 Jan
39
Excellent
Wed
15 Jan
39
Excellent
Thu
16 Jan
37
Excellent
Fri
17 Jan
36
Excellent
Sat
18 Jan
32
Excellent
Air quality in the last 12 months (Longyang)
|
2024/12
|
26
|
27
|
23
|
26
|
24
|
29
|
31
|
36
|
29
|
30
|
44
|
44
|
36
|
31
|
41
|
36
|
34
|
34
|
20
|
20
|
28
|
16
|
21
|
20
|
25
|
31
|
46
|
36
|
21
|
21
|
24
|
|
2024/11
|
37
|
40
|
34
|
31
|
23
|
22
|
16
|
14
|
20
|
24
|
23
|
21
|
23
|
23
|
29
|
30
|
30
|
27
|
30
|
28
|
22
|
20
|
25
|
25
|
25
|
25
|
24
|
25
|
32
|
27
|
|
|
2024/10
|
20
|
16
|
26
|
19
|
19
|
22
|
24
|
21
|
23
|
24
|
28
|
32
|
32
|
34
|
38
|
29
|
29
|
33
|
39
|
39
|
32
|
29
|
26
|
22
|
23
|
25
|
29
|
29
|
30
|
30
|
28
|
|
2024/09
|
27
|
28
|
28
|
28
|
27
|
29
|
38
|
42
|
31
|
20
|
21
|
26
|
29
|
24
|
30
|
33
|
24
|
27
|
36
|
42
|
38
|
34
|
30
|
32
|
37
|
31
|
26
|
22
|
18
|
24
|
|
|
2024/08
|
30
|
20
|
18
|
21
|
24
|
23
|
26
|
19
|
19
|
18
|
21
|
36
|
40
|
52
|
52
|
28
|
31
|
28
|
31
|
33
|
27
|
29
|
30
|
25
|
25
|
34
|
34
|
28
|
33
|
34
|
31
|
|
2024/07
|
19
|
20
|
17
|
19
|
20
|
21
|
20
|
18
|
18
|
18
|
18
|
18
|
23
|
23
|
24
|
22
|
34
|
33
|
27
|
25
|
20
|
22
|
18
|
20
|
25
|
28
|
28
|
28
|
24
|
20
|
29
|
|
2024/06
|
45
|
40
|
31
|
29
|
32
|
31
|
33
|
30
|
26
|
37
|
41
|
33
|
19
|
17
|
15
|
29
|
29
|
30
|
41
|
38
|
35
|
28
|
19
|
25
|
22
|
25
|
18
|
19
|
19
|
18
|
|
|
2024/05
|
60
|
43
|
39
|
61
|
61
|
31
|
42
|
44
|
40
|
38
|
35
|
35
|
34
|
35
|
40
|
36
|
38
|
39
|
42
|
36
|
25
|
31
|
35
|
31
|
24
|
18
|
15
|
16
|
35
|
42
|
38
|
|
2024/04
|
43
|
53
|
65
|
56
|
59
|
66
|
58
|
61
|
48
|
57
|
59
|
62
|
51
|
45
|
52
|
62
|
65
|
57
|
55
|
43
|
37
|
56
|
57
|
56
|
55
|
54
|
60
|
64
|
56
|
60
|
|
|
2024/03
|
38
|
33
|
37
|
41
|
37
|
38
|
36
|
32
|
28
|
40
|
40
|
64
|
60
|
59
|
62
|
58
|
64
|
53
|
51
|
70
|
56
|
30
|
26
|
39
|
35
|
48
|
50
|
52
|
54
|
62
|
55
|
|
2024/02
|
51
|
59
|
44
|
43
|
42
|
37
|
48
|
47
|
42
|
79
|
54
|
47
|
33
|
31
|
38
|
37
|
30
|
31
|
32
|
36
|
49
|
55
|
58
|
46
|
44
|
49
|
40
|
35
|
34
|
||
|
2024/01
|
31
|
25
|
24
|
27
|
27
|
29
|
29
|
28
|
27
|
29
|
34
|
32
|
34
|
32
|
28
|
29
|
26
|
34
|
35
|
39
|
41
|
33
|
41
|
42
|
33
|
32
|
34
|
31
|
33
|
34
|
32
|
|
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