Air Quality
Excellent
No health implications.
10
PM2.5
17
PM10
16
O3
0.4
CO
18
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Oct
36
Excellent
Wed
8 Oct
34
Excellent
Thu
9 Oct
34
Excellent
Fri
10 Oct
33
Excellent
Sat
11 Oct
31
Excellent
Sun
12 Oct
32
Excellent
Mon
13 Oct
24
Excellent
Shidian Air quality rank
Air quality in the last 12 months (Shidian)
|
2025/08
|
21
|
20
|
17
|
17
|
22
|
25
|
21
|
17
|
17
|
17
|
21
|
21
|
22
|
22
|
25
|
25
|
21
|
21
|
22
|
18
|
17
|
17
|
18
|
19
|
20
|
25
|
20
|
24
|
20
|
26
|
24
|
|
2025/07
|
21
|
19
|
19
|
17
|
14
|
16
|
18
|
16
|
19
|
19
|
22
|
26
|
29
|
23
|
21
|
22
|
21
|
23
|
24
|
24
|
20
|
25
|
28
|
20
|
18
|
19
|
19
|
22
|
26
|
19
|
18
|
|
2025/06
|
19
|
17
|
31
|
49
|
43
|
37
|
33
|
31
|
28
|
21
|
32
|
39
|
44
|
33
|
24
|
23
|
16
|
15
|
15
|
21
|
23
|
19
|
17
|
17
|
16
|
15
|
20
|
21
|
20
|
20
|
|
|
2025/05
|
35
|
28
|
32
|
23
|
32
|
37
|
35
|
42
|
45
|
53
|
51
|
50
|
42
|
43
|
38
|
39
|
35
|
31
|
39
|
34
|
41
|
39
|
46
|
39
|
18
|
19
|
26
|
22
|
17
|
22
|
17
|
|
2025/04
|
109
|
91
|
81
|
93
|
87
|
92
|
78
|
89
|
84
|
81
|
66
|
55
|
30
|
38
|
46
|
37
|
28
|
34
|
36
|
38
|
40
|
40
|
58
|
63
|
69
|
74
|
75
|
70
|
47
|
49
|
|
|
2025/03
|
50
|
61
|
54
|
50
|
57
|
61
|
73
|
76
|
73
|
57
|
65
|
81
|
96
|
69
|
64
|
56
|
62
|
79
|
64
|
56
|
73
|
73
|
66
|
56
|
45
|
45
|
55
|
89
|
116
|
97
|
105
|
|
2025/02
|
68
|
66
|
52
|
53
|
60
|
68
|
57
|
43
|
49
|
47
|
40
|
43
|
47
|
62
|
56
|
65
|
50
|
51
|
61
|
59
|
57
|
55
|
55
|
54
|
49
|
43
|
40
|
50
|
|||
|
2025/01
|
36
|
37
|
35
|
35
|
40
|
39
|
32
|
34
|
31
|
40
|
41
|
44
|
38
|
40
|
45
|
45
|
43
|
40
|
39
|
33
|
35
|
39
|
44
|
37
|
41
|
56
|
35
|
55
|
103
|
46
|
51
|
|
2024/12
|
30
|
29
|
27
|
29
|
27
|
31
|
34
|
39
|
34
|
34
|
48
|
48
|
38
|
35
|
40
|
36
|
37
|
35
|
27
|
24
|
34
|
32
|
27
|
27
|
31
|
39
|
50
|
42
|
29
|
29
|
32
|
|
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
|
|
|
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