Air Quality
Excellent
No health implications.
18
PM2.5
20
PM10
74
O3
0.4
CO
4
SO2
2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Apr
53
Good
Sun
21 Apr
53
Good
Mon
22 Apr
50
Excellent
Tue
23 Apr
52
Good
Wed
24 Apr
50
Excellent
Thu
25 Apr
55
Good
Air quality in the last 12 months (Oroqen)
|
2024/02
|
22
|
35
|
26
|
34
|
41
|
40
|
36
|
32
|
62
|
105
|
35
|
34
|
30
|
44
|
27
|
35
|
50
|
26
|
23
|
23
|
24
|
23
|
26
|
57
|
44
|
30
|
28
|
35
|
28
|
||
|
2024/01
|
39
|
41
|
64
|
23
|
44
|
33
|
19
|
27
|
29
|
38
|
36
|
49
|
33
|
23
|
34
|
33
|
23
|
26
|
32
|
40
|
46
|
25
|
25
|
35
|
34
|
37
|
31
|
23
|
35
|
41
|
27
|
|
2023/12
|
24
|
32
|
26
|
40
|
25
|
19
|
31
|
16
|
20
|
21
|
22
|
31
|
32
|
20
|
19
|
21
|
26
|
35
|
27
|
30
|
32
|
43
|
26
|
30
|
20
|
21
|
20
|
15
|
50
|
64
|
35
|
|
2023/11
|
74
|
40
|
26
|
23
|
34
|
34
|
38
|
39
|
50
|
23
|
22
|
20
|
33
|
27
|
29
|
21
|
28
|
20
|
19
|
29
|
21
|
29
|
29
|
21
|
31
|
25
|
31
|
28
|
21
|
21
|
|
|
2023/10
|
19
|
24
|
26
|
17
|
15
|
24
|
26
|
27
|
29
|
25
|
28
|
26
|
55
|
67
|
21
|
33
|
29
|
17
|
14
|
21
|
16
|
23
|
41
|
46
|
60
|
31
|
29
|
35
|
55
|
33
|
76
|
|
2023/09
|
19
|
23
|
14
|
12
|
16
|
22
|
31
|
24
|
17
|
17
|
13
|
13
|
14
|
15
|
20
|
16
|
10
|
9
|
16
|
16
|
19
|
22
|
29
|
26
|
22
|
22
|
17
|
14
|
17
|
19
|
|
|
2023/08
|
26
|
20
|
16
|
17
|
24
|
27
|
27
|
21
|
14
|
15
|
15
|
16
|
17
|
18
|
19
|
17
|
19
|
19
|
17
|
20
|
19
|
23
|
16
|
15
|
15
|
18
|
17
|
21
|
19
|
17
|
14
|
|
2023/07
|
23
|
24
|
26
|
27
|
29
|
30
|
23
|
26
|
20
|
53
|
89
|
67
|
67
|
40
|
42
|
40
|
31
|
38
|
31
|
16
|
14
|
16
|
13
|
56
|
84
|
22
|
21
|
18
|
17
|
21
|
26
|
|
2023/06
|
25
|
24
|
23
|
25
|
25
|
23
|
22
|
23
|
25
|
25
|
23
|
26
|
25
|
16
|
19
|
16
|
18
|
26
|
31
|
27
|
19
|
16
|
19
|
22
|
21
|
21
|
22
|
27
|
21
|
24
|
|
|
2023/05
|
31
|
79
|
44
|
26
|
27
|
27
|
29
|
28
|
27
|
27
|
34
|
51
|
28
|
29
|
34
|
26
|
27
|
31
|
34
|
30
|
29
|
32
|
32
|
32
|
52
|
33
|
24
|
25
|
27
|
27
|
24
|
|
2023/04
|
231
|
132
|
34
|
27
|
25
|
33
|
26
|
29
|
37
|
48
|
31
|
24
|
25
|
28
|
30
|
35
|
52
|
50
|
23
|
36
|
26
|
26
|
28
|
28
|
30
|
29
|
30
|
30
|
26
|
29
|
|
|
2023/03
|
33
|
29
|
40
|
39
|
28
|
33
|
34
|
29
|
38
|
37
|
27
|
27
|
39
|
37
|
37
|
27
|
30
|
30
|
30
|
31
|
44
|
96
|
27
|
27
|
29
|
28
|
30
|
30
|
26
|
29
|
48
|
|
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