Air Quality
Excellent
No health implications.
14
PM2.5
22
PM10
40
O3
0.6
CO
10
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
2 Jul
36
Excellent
Thu
3 Jul
34
Excellent
Fri
4 Jul
34
Excellent
Sat
5 Jul
36
Excellent
Sun
6 Jul
36
Excellent
Mon
7 Jul
37
Excellent
Tue
8 Jul
45
Excellent
Shidian Air quality rank
Air quality in the last 12 months (Shidian)
|
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
|
|
|
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
|
|
|
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