Air Quality
Excellent
No health implications.
11
PM2.5
27
PM10
86
O3
0.4
CO
8
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Apr
82
Good
Wed
29 Apr
81
Good
Thu
30 Apr
81
Good
Fri
1 May
83
Good
Sat
2 May
89
Good
Sun
3 May
21
Excellent
Mon
4 May
47
Excellent
Air quality in the last 12 months (Shuanghu)
|
2026/03
|
63
|
61
|
53
|
56
|
62
|
59
|
57
|
59
|
52
|
59
|
107
|
134
|
151
|
128
|
69
|
65
|
58
|
59
|
61
|
54
|
50
|
51
|
51
|
67
|
59
|
64
|
48
|
57
|
49
|
59
|
57
|
|
2026/02
|
55
|
56
|
58
|
53
|
63
|
53
|
90
|
84
|
75
|
72
|
79
|
72
|
69
|
56
|
47
|
53
|
53
|
60
|
67
|
61
|
59
|
58
|
51
|
47
|
64
|
84
|
93
|
68
|
|||
|
2026/01
|
40
|
54
|
40
|
41
|
42
|
49
|
42
|
54
|
56
|
55
|
49
|
45
|
47
|
67
|
69
|
56
|
70
|
73
|
68
|
106
|
108
|
99
|
94
|
75
|
102
|
81
|
70
|
70
|
59
|
50
|
61
|
|
2025/12
|
54
|
56
|
52
|
48
|
54
|
56
|
55
|
59
|
50
|
52
|
73
|
85
|
73
|
59
|
64
|
64
|
56
|
62
|
69
|
57
|
57
|
65
|
63
|
48
|
46
|
56
|
54
|
42
|
39
|
41
|
41
|
|
2025/11
|
39
|
44
|
47
|
47
|
48
|
55
|
50
|
55
|
56
|
54
|
57
|
51
|
52
|
52
|
45
|
37
|
42
|
49
|
56
|
56
|
60
|
58
|
51
|
57
|
57
|
50
|
63
|
65
|
56
|
50
|
|
|
2025/10
|
35
|
45
|
43
|
51
|
62
|
42
|
38
|
39
|
34
|
33
|
41
|
38
|
40
|
35
|
41
|
58
|
44
|
51
|
40
|
46
|
48
|
51
|
43
|
44
|
47
|
39
|
46
|
45
|
36
|
39
|
34
|
|
2025/09
|
73
|
134
|
119
|
70
|
90
|
81
|
73
|
63
|
67
|
46
|
41
|
47
|
45
|
45
|
43
|
86
|
61
|
50
|
50
|
43
|
36
|
40
|
48
|
41
|
70
|
29
|
39
|
38
|
40
|
48
|
|
|
2025/08
|
49
|
23
|
12
|
20
|
47
|
29
|
30
|
36
|
37
|
30
|
33
|
31
|
46
|
54
|
79
|
105
|
68
|
98
|
30
|
34
|
27
|
41
|
54
|
60
|
36
|
22
|
23
|
45
|
34
|
31
|
47
|
|
2025/07
|
84
|
51
|
38
|
40
|
40
|
40
|
57
|
48
|
59
|
69
|
65
|
33
|
33
|
38
|
47
|
46
|
34
|
53
|
59
|
43
|
48
|
45
|
43
|
46
|
54
|
35
|
42
|
33
|
45
|
61
|
57
|
|
2025/06
|
50
|
41
|
47
|
42
|
36
|
35
|
27
|
42
|
50
|
44
|
61
|
82
|
84
|
62
|
54
|
46
|
38
|
28
|
24
|
25
|
52
|
42
|
50
|
41
|
39
|
38
|
85
|
72
|
54
|
42
|
|
|
2025/05
|
57
|
73
|
149
|
110
|
107
|
53
|
59
|
133
|
60
|
73
|
64
|
59
|
68
|
66
|
63
|
44
|
45
|
61
|
70
|
58
|
82
|
74
|
59
|
66
|
61
|
45
|
62
|
117
|
111
|
97
|
67
|
|
2025/04
|
129
|
125
|
74
|
65
|
96
|
86
|
75
|
61
|
49
|
87
|
101
|
45
|
60
|
83
|
74
|
65
|
172
|
269
|
243
|
84
|
74
|
99
|
85
|
70
|
57
|
35
|
44
|
50
|
53
|
52
|
|
|
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