Air Quality
Excellent
No health implications.
19
PM2.5
34
PM10
51
O3
0.4
CO
6
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 Jan
37
Excellent
Sat
4 Jan
39
Excellent
Sun
5 Jan
34
Excellent
Mon
6 Jan
34
Excellent
Tue
7 Jan
37
Excellent
Wed
8 Jan
19
Excellent
Thu
9 Jan
30
Excellent
Air quality in the last 12 months (Shidian)
|
2024/11
|
41
|
40
|
35
|
34
|
27
|
25
|
18
|
16
|
22
|
26
|
25
|
24
|
24
|
25
|
28
|
30
|
31
|
30
|
31
|
29
|
24
|
27
|
29
|
30
|
29
|
26
|
29
|
30
|
34
|
29
|
|
|
2024/10
|
19
|
15
|
24
|
18
|
17
|
20
|
23
|
20
|
23
|
24
|
27
|
32
|
34
|
36
|
41
|
30
|
29
|
35
|
41
|
40
|
30
|
28
|
26
|
27
|
26
|
26
|
32
|
36
|
33
|
29
|
31
|
|
2024/09
|
23
|
26
|
23
|
25
|
24
|
27
|
34
|
38
|
29
|
22
|
19
|
23
|
26
|
21
|
29
|
32
|
25
|
28
|
34
|
41
|
39
|
30
|
27
|
31
|
35
|
29
|
23
|
21
|
18
|
22
|
|
|
2024/08
|
25
|
17
|
18
|
20
|
22
|
20
|
22
|
17
|
18
|
19
|
18
|
30
|
38
|
47
|
46
|
27
|
30
|
25
|
27
|
26
|
23
|
25
|
37
|
22
|
22
|
28
|
30
|
25
|
29
|
29
|
26
|
|
2024/07
|
18
|
17
|
15
|
16
|
19
|
20
|
18
|
19
|
18
|
17
|
15
|
17
|
23
|
22
|
22
|
21
|
30
|
28
|
22
|
21
|
18
|
19
|
17
|
19
|
23
|
23
|
23
|
25
|
21
|
17
|
25
|
|
2024/06
|
47
|
39
|
32
|
33
|
36
|
32
|
32
|
30
|
30
|
41
|
42
|
33
|
17
|
16
|
17
|
34
|
33
|
30
|
40
|
39
|
32
|
29
|
22
|
24
|
20
|
25
|
18
|
18
|
19
|
19
|
|
|
2024/05
|
64
|
50
|
40
|
60
|
62
|
32
|
42
|
49
|
43
|
36
|
34
|
38
|
38
|
38
|
43
|
40
|
40
|
42
|
46
|
42
|
29
|
33
|
35
|
31
|
26
|
18
|
15
|
18
|
35
|
42
|
39
|
|
2024/04
|
49
|
57
|
69
|
62
|
59
|
70
|
61
|
67
|
58
|
64
|
71
|
74
|
65
|
51
|
59
|
82
|
88
|
61
|
57
|
50
|
41
|
59
|
59
|
61
|
60
|
58
|
62
|
64
|
61
|
62
|
|
|
2024/03
|
42
|
37
|
43
|
46
|
41
|
41
|
41
|
36
|
33
|
47
|
50
|
70
|
69
|
64
|
65
|
66
|
71
|
56
|
54
|
79
|
69
|
33
|
27
|
44
|
40
|
50
|
56
|
56
|
60
|
70
|
62
|
|
2024/02
|
56
|
69
|
56
|
47
|
47
|
41
|
53
|
52
|
48
|
91
|
59
|
51
|
38
|
35
|
41
|
40
|
33
|
36
|
36
|
40
|
52
|
58
|
63
|
56
|
49
|
52
|
44
|
43
|
38
|
||
|
2024/01
|
34
|
28
|
29
|
31
|
29
|
33
|
34
|
33
|
33
|
36
|
39
|
38
|
37
|
36
|
31
|
33
|
29
|
37
|
42
|
45
|
47
|
40
|
46
|
46
|
39
|
35
|
39
|
36
|
37
|
38
|
36
|
|
2023/12
|
32
|
33
|
34
|
30
|
27
|
28
|
31
|
23
|
23
|
22
|
24
|
27
|
22
|
23
|
23
|
27
|
30
|
24
|
25
|
26
|
31
|
32
|
31
|
34
|
21
|
19
|
30
|
31
|
29
|
28
|
30
|
|
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