Air Quality
Excellent
No health implications.
30
PM2.5
49
PM10
17
O3
1.0
CO
10
SO2
28
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 Jan
31
Excellent
Sat
4 Jan
32
Excellent
Sun
5 Jan
35
Excellent
Mon
6 Jan
35
Excellent
Tue
7 Jan
34
Excellent
Wed
8 Jan
26
Excellent
Thu
9 Jan
29
Excellent
Air quality in the last 12 months (Yimen)
|
2024/11
|
34
|
35
|
43
|
45
|
47
|
54
|
29
|
20
|
17
|
27
|
25
|
24
|
22
|
27
|
26
|
31
|
34
|
35
|
33
|
33
|
25
|
20
|
22
|
19
|
28
|
33
|
26
|
21
|
20
|
14
|
|
|
2024/10
|
11
|
19
|
22
|
19
|
19
|
26
|
31
|
36
|
23
|
15
|
21
|
25
|
22
|
28
|
25
|
25
|
19
|
29
|
39
|
33
|
19
|
22
|
19
|
26
|
28
|
34
|
47
|
47
|
47
|
41
|
37
|
|
2024/09
|
22
|
25
|
23
|
23
|
16
|
30
|
32
|
15
|
12
|
14
|
17
|
20
|
28
|
30
|
31
|
21
|
22
|
19
|
28
|
33
|
35
|
19
|
22
|
38
|
38
|
40
|
29
|
19
|
19
|
25
|
|
|
2024/08
|
34
|
30
|
22
|
16
|
19
|
16
|
17
|
14
|
10
|
18
|
23
|
38
|
48
|
40
|
34
|
30
|
31
|
33
|
31
|
34
|
31
|
28
|
14
|
17
|
23
|
19
|
24
|
27
|
25
|
27
|
27
|
|
2024/07
|
11
|
17
|
14
|
11
|
12
|
15
|
12
|
11
|
13
|
12
|
10
|
12
|
15
|
12
|
14
|
16
|
18
|
18
|
18
|
13
|
15
|
16
|
20
|
18
|
24
|
24
|
32
|
29
|
26
|
16
|
18
|
|
2024/06
|
33
|
29
|
26
|
30
|
18
|
17
|
15
|
15
|
14
|
15
|
16
|
17
|
11
|
17
|
19
|
18
|
25
|
24
|
23
|
30
|
23
|
21
|
17
|
17
|
18
|
16
|
13
|
11
|
13
|
11
|
|
|
2024/05
|
50
|
46
|
30
|
50
|
48
|
39
|
32
|
38
|
29
|
23
|
24
|
31
|
26
|
31
|
34
|
19
|
24
|
27
|
32
|
18
|
32
|
36
|
35
|
25
|
28
|
11
|
13
|
17
|
16
|
34
|
19
|
|
2024/04
|
29
|
40
|
52
|
54
|
52
|
71
|
63
|
56
|
61
|
60
|
71
|
71
|
60
|
47
|
46
|
66
|
75
|
57
|
39
|
40
|
33
|
44
|
51
|
48
|
41
|
43
|
47
|
57
|
47
|
52
|
|
|
2024/03
|
36
|
44
|
34
|
30
|
24
|
25
|
30
|
45
|
41
|
48
|
41
|
64
|
59
|
50
|
52
|
57
|
67
|
51
|
55
|
62
|
48
|
34
|
21
|
30
|
33
|
44
|
57
|
45
|
50
|
61
|
52
|
|
2024/02
|
38
|
53
|
52
|
33
|
40
|
34
|
41
|
44
|
50
|
62
|
59
|
46
|
40
|
35
|
33
|
33
|
34
|
34
|
48
|
48
|
40
|
48
|
61
|
62
|
50
|
39
|
43
|
35
|
35
|
||
|
2024/01
|
45
|
34
|
45
|
34
|
33
|
35
|
38
|
37
|
41
|
42
|
43
|
39
|
37
|
35
|
39
|
33
|
21
|
31
|
34
|
37
|
41
|
35
|
43
|
40
|
25
|
22
|
23
|
34
|
29
|
33
|
30
|
|
2023/12
|
43
|
33
|
26
|
28
|
27
|
28
|
36
|
27
|
23
|
23
|
29
|
37
|
25
|
21
|
29
|
26
|
26
|
22
|
33
|
39
|
30
|
37
|
41
|
42
|
43
|
39
|
34
|
34
|
33
|
30
|
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