Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
22
PM2.5
104
*
PM10
91
O3
0.2
CO
7
SO2
6
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
25 Apr
62
Good
Fri
26 Apr
41
Excellent
Sat
27 Apr
43
Excellent
Sun
28 Apr
41
Excellent
Mon
29 Apr
54
Good
Tue
30 Apr
66
Good
Wed
1 May
64
Good
Air quality in the last 12 months (Shuanghe)
|
2024/02
|
143
|
115
|
101
|
85
|
95
|
95
|
92
|
93
|
103
|
114
|
106
|
78
|
42
|
37
|
47
|
59
|
73
|
55
|
48
|
55
|
53
|
63
|
73
|
71
|
70
|
67
|
69
|
75
|
73
|
||
|
2024/01
|
49
|
33
|
35
|
43
|
43
|
50
|
61
|
61
|
63
|
84
|
64
|
53
|
34
|
34
|
46
|
44
|
53
|
54
|
40
|
54
|
56
|
54
|
65
|
66
|
69
|
81
|
88
|
109
|
113
|
130
|
133
|
|
2023/12
|
69
|
68
|
60
|
45
|
36
|
52
|
42
|
28
|
32
|
35
|
34
|
40
|
53
|
52
|
56
|
60
|
62
|
66
|
74
|
77
|
78
|
70
|
65
|
67
|
73
|
81
|
85
|
82
|
95
|
37
|
54
|
|
2023/11
|
44
|
47
|
45
|
63
|
59
|
67
|
74
|
67
|
71
|
55
|
28
|
37
|
36
|
26
|
33
|
43
|
48
|
70
|
68
|
38
|
29
|
28
|
33
|
32
|
41
|
41
|
47
|
51
|
44
|
43
|
|
|
2023/10
|
28
|
37
|
38
|
33
|
38
|
40
|
45
|
46
|
37
|
41
|
47
|
52
|
57
|
51
|
24
|
34
|
38
|
35
|
52
|
60
|
61
|
71
|
67
|
44
|
53
|
60
|
64
|
42
|
43
|
62
|
69
|
|
2023/09
|
51
|
39
|
41
|
35
|
26
|
27
|
34
|
35
|
33
|
35
|
38
|
53
|
46
|
44
|
30
|
27
|
28
|
34
|
39
|
42
|
35
|
25
|
42
|
35
|
23
|
37
|
31
|
38
|
40
|
50
|
|
|
2023/08
|
38
|
33
|
34
|
36
|
42
|
41
|
39
|
29
|
30
|
32
|
38
|
35
|
29
|
26
|
27
|
26
|
34
|
35
|
37
|
36
|
38
|
39
|
34
|
30
|
34
|
41
|
40
|
34
|
25
|
29
|
41
|
|
2023/07
|
29
|
32
|
38
|
39
|
31
|
32
|
33
|
30
|
26
|
28
|
32
|
36
|
38
|
41
|
40
|
46
|
41
|
39
|
43
|
62
|
37
|
33
|
40
|
37
|
37
|
41
|
40
|
45
|
39
|
37
|
44
|
|
2023/06
|
35
|
53
|
40
|
40
|
44
|
51
|
53
|
42
|
40
|
42
|
62
|
55
|
54
|
46
|
35
|
33
|
37
|
42
|
41
|
40
|
38
|
34
|
30
|
28
|
33
|
33
|
31
|
34
|
30
|
27
|
|
|
2023/05
|
106
|
186
|
37
|
27
|
33
|
36
|
30
|
37
|
44
|
45
|
48
|
57
|
51
|
44
|
37
|
36
|
43
|
44
|
42
|
24
|
27
|
27
|
29
|
32
|
36
|
32
|
37
|
39
|
30
|
31
|
35
|
|
2023/04
|
233
|
125
|
60
|
57
|
60
|
72
|
87
|
82
|
58
|
49
|
63
|
27
|
41
|
52
|
77
|
62
|
31
|
40
|
34
|
27
|
38
|
51
|
44
|
49
|
60
|
39
|
44
|
48
|
56
|
64
|
|
|
2023/03
|
48
|
59
|
68
|
59
|
67
|
66
|
58
|
60
|
74
|
58
|
50
|
56
|
58
|
31
|
32
|
36
|
27
|
28
|
30
|
47
|
57
|
56
|
57
|
57
|
54
|
55
|
62
|
56
|
58
|
61
|
141
|
|
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