Air Quality
Excellent
No health implications.
22
PM2.5
35
PM10
52
O3
0.7
CO
7
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 May
54
Good
Fri
23 May
65
Good
Sat
24 May
81
Good
Sun
25 May
107
Light
Mon
26 May
106
Light
Tue
27 May
28
Excellent
Wed
28 May
26
Excellent
Air quality in the last 12 months (Qiaokou)
|
2025/04
|
69
|
65
|
60
|
72
|
79
|
74
|
71
|
71
|
79
|
52
|
62
|
196
|
115
|
100
|
53
|
62
|
69
|
72
|
69
|
59
|
40
|
53
|
61
|
64
|
67
|
49
|
48
|
56
|
45
|
47
|
|
|
2025/03
|
73
|
41
|
12
|
41
|
44
|
70
|
77
|
89
|
77
|
63
|
66
|
72
|
63
|
48
|
31
|
45
|
32
|
46
|
50
|
53
|
56
|
60
|
65
|
57
|
55
|
67
|
105
|
73
|
72
|
73
|
75
|
|
2025/02
|
61
|
53
|
84
|
80
|
66
|
38
|
76
|
39
|
41
|
54
|
72
|
86
|
108
|
80
|
82
|
74
|
65
|
69
|
59
|
85
|
87
|
80
|
91
|
103
|
112
|
94
|
61
|
75
|
|||
|
2025/01
|
117
|
167
|
197
|
216
|
75
|
76
|
57
|
62
|
47
|
42
|
77
|
76
|
101
|
93
|
58
|
61
|
84
|
90
|
132
|
141
|
129
|
123
|
217
|
91
|
15
|
39
|
51
|
57
|
170
|
64
|
119
|
|
2024/12
|
66
|
84
|
118
|
81
|
49
|
47
|
57
|
62
|
58
|
81
|
90
|
105
|
88
|
54
|
59
|
63
|
91
|
76
|
70
|
103
|
91
|
58
|
64
|
85
|
123
|
136
|
154
|
43
|
57
|
102
|
141
|
|
2024/11
|
72
|
95
|
103
|
88
|
55
|
53
|
49
|
48
|
50
|
52
|
58
|
54
|
59
|
67
|
89
|
60
|
17
|
19
|
26
|
30
|
45
|
63
|
76
|
64
|
29
|
40
|
47
|
56
|
57
|
54
|
|
|
2024/10
|
18
|
49
|
38
|
30
|
43
|
55
|
16
|
32
|
50
|
77
|
89
|
68
|
61
|
69
|
76
|
52
|
27
|
14
|
19
|
32
|
29
|
25
|
48
|
56
|
41
|
37
|
61
|
118
|
83
|
73
|
36
|
|
2024/09
|
40
|
52
|
34
|
41
|
50
|
49
|
44
|
42
|
47
|
41
|
42
|
22
|
29
|
32
|
41
|
24
|
41
|
32
|
23
|
31
|
28
|
24
|
29
|
44
|
57
|
54
|
59
|
30
|
38
|
42
|
|
|
2024/08
|
14
|
19
|
23
|
20
|
24
|
25
|
27
|
32
|
28
|
34
|
89
|
75
|
37
|
36
|
26
|
28
|
33
|
37
|
32
|
21
|
27
|
33
|
32
|
32
|
28
|
34
|
19
|
20
|
38
|
29
|
43
|
|
2024/07
|
24
|
21
|
25
|
17
|
16
|
15
|
18
|
19
|
25
|
25
|
29
|
36
|
25
|
27
|
36
|
41
|
25
|
20
|
16
|
19
|
21
|
24
|
27
|
43
|
34
|
26
|
16
|
11
|
10
|
17
|
17
|
|
2024/06
|
33
|
35
|
31
|
23
|
29
|
42
|
34
|
41
|
24
|
19
|
19
|
29
|
34
|
38
|
38
|
42
|
38
|
31
|
11
|
23
|
18
|
14
|
20
|
36
|
17
|
29
|
18
|
10
|
9
|
20
|
|
|
2024/05
|
52
|
37
|
29
|
25
|
38
|
36
|
50
|
42
|
50
|
56
|
60
|
105
|
80
|
62
|
66
|
54
|
56
|
53
|
66
|
48
|
45
|
25
|
24
|
36
|
37
|
37
|
27
|
22
|
31
|
99
|
64
|
|
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