Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
34
PM2.5
53
*
PM10
121
O3
0.4
CO
6
SO2
14
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
17 Apr
102
Light
Sat
18 Apr
95
Good
Sun
19 Apr
81
Good
Mon
20 Apr
58
Good
Tue
21 Apr
75
Good
Wed
22 Apr
65
Good
Thu
23 Apr
42
Excellent
Air quality in the last 12 months (Shidian)
|
2026/03
|
68
|
68
|
58
|
68
|
84
|
97
|
88
|
88
|
67
|
57
|
58
|
75
|
60
|
39
|
35
|
42
|
41
|
40
|
47
|
40
|
48
|
40
|
28
|
35
|
41
|
43
|
54
|
73
|
35
|
44
|
51
|
|
2026/02
|
35
|
35
|
36
|
42
|
39
|
36
|
36
|
44
|
47
|
41
|
35
|
34
|
33
|
35
|
55
|
63
|
86
|
56
|
43
|
33
|
34
|
40
|
51
|
48
|
64
|
68
|
52
|
60
|
|||
|
2026/01
|
42
|
39
|
32
|
32
|
34
|
37
|
36
|
40
|
40
|
35
|
40
|
40
|
38
|
40
|
39
|
36
|
36
|
37
|
41
|
40
|
31
|
33
|
36
|
36
|
38
|
35
|
33
|
37
|
37
|
38
|
37
|
|
2025/12
|
37
|
33
|
35
|
33
|
29
|
31
|
29
|
32
|
33
|
33
|
33
|
35
|
36
|
33
|
31
|
30
|
30
|
30
|
31
|
32
|
35
|
33
|
43
|
33
|
33
|
33
|
38
|
36
|
35
|
32
|
34
|
|
2025/11
|
25
|
21
|
15
|
15
|
20
|
17
|
22
|
26
|
27
|
23
|
20
|
20
|
22
|
23
|
29
|
26
|
27
|
27
|
24
|
19
|
20
|
20
|
22
|
25
|
29
|
31
|
32
|
33
|
37
|
38
|
|
|
2025/10
|
21
|
17
|
21
|
20
|
22
|
22
|
22
|
20
|
22
|
24
|
21
|
22
|
24
|
25
|
29
|
30
|
24
|
21
|
22
|
22
|
23
|
23
|
26
|
25
|
23
|
27
|
27
|
27
|
27
|
26
|
28
|
|
2025/09
|
23
|
25
|
23
|
27
|
26
|
26
|
26
|
27
|
26
|
28
|
25
|
24
|
19
|
18
|
20
|
16
|
19
|
22
|
26
|
31
|
27
|
26
|
29
|
21
|
28
|
27
|
22
|
25
|
25
|
19
|
|
|
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
|
|
|
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