Air Quality
Excellent
No health implications.
4
PM2.5
21
PM10
76
O3
0.3
CO
4
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 May
50
Excellent
Sun
4 May
44
Excellent
Mon
5 May
46
Excellent
Tue
6 May
46
Excellent
Wed
7 May
43
Excellent
Thu
8 May
21
Excellent
Fri
9 May
27
Excellent
Air quality in the last 12 months (Qiaodong)
|
2025/02
|
85
|
35
|
17
|
25
|
28
|
60
|
16
|
13
|
25
|
52
|
58
|
37
|
52
|
46
|
70
|
22
|
18
|
16
|
15
|
16
|
14
|
17
|
13
|
37
|
36
|
37
|
67
|
60
|
|||
|
2025/01
|
34
|
22
|
28
|
34
|
37
|
13
|
17
|
11
|
12
|
20
|
39
|
36
|
36
|
29
|
25
|
43
|
44
|
45
|
36
|
39
|
23
|
38
|
65
|
67
|
99
|
132
|
16
|
21
|
42
|
58
|
81
|
|
2024/12
|
37
|
17
|
20
|
17
|
18
|
18
|
13
|
19
|
23
|
29
|
35
|
32
|
33
|
28
|
29
|
27
|
20
|
13
|
33
|
31
|
12
|
21
|
27
|
44
|
53
|
21
|
19
|
45
|
77
|
67
|
35
|
|
2024/11
|
60
|
58
|
33
|
19
|
19
|
29
|
59
|
126
|
184
|
95
|
52
|
52
|
90
|
69
|
47
|
54
|
32
|
32
|
71
|
55
|
23
|
28
|
52
|
103
|
36
|
23
|
20
|
13
|
20
|
46
|
|
|
2024/10
|
12
|
15
|
24
|
40
|
55
|
52
|
13
|
28
|
36
|
31
|
40
|
48
|
99
|
67
|
48
|
49
|
72
|
28
|
16
|
25
|
36
|
17
|
40
|
46
|
79
|
115
|
22
|
32
|
27
|
40
|
72
|
|
2024/09
|
21
|
16
|
22
|
30
|
11
|
18
|
20
|
23
|
28
|
14
|
23
|
17
|
23
|
10
|
21
|
19
|
20
|
38
|
56
|
20
|
9
|
15
|
30
|
34
|
14
|
25
|
57
|
60
|
37
|
14
|
|
|
2024/08
|
26
|
30
|
33
|
31
|
30
|
28
|
40
|
39
|
32
|
44
|
16
|
15
|
19
|
30
|
37
|
41
|
36
|
31
|
28
|
22
|
22
|
20
|
35
|
35
|
28
|
21
|
23
|
30
|
37
|
37
|
48
|
|
2024/07
|
24
|
34
|
25
|
30
|
35
|
23
|
30
|
29
|
56
|
56
|
54
|
50
|
33
|
50
|
52
|
30
|
23
|
28
|
31
|
27
|
50
|
49
|
45
|
38
|
22
|
25
|
42
|
29
|
23
|
24
|
22
|
|
2024/06
|
20
|
22
|
33
|
42
|
46
|
38
|
18
|
30
|
26
|
25
|
29
|
33
|
31
|
19
|
21
|
23
|
32
|
44
|
43
|
52
|
43
|
342
|
130
|
17
|
18
|
47
|
62
|
52
|
50
|
31
|
|
|
2024/05
|
30
|
39
|
48
|
62
|
56
|
40
|
40
|
34
|
60
|
147
|
73
|
34
|
30
|
49
|
23
|
48
|
47
|
63
|
65
|
44
|
52
|
61
|
77
|
49
|
31
|
35
|
20
|
31
|
51
|
39
|
21
|
|
2024/04
|
67
|
81
|
42
|
60
|
61
|
33
|
35
|
61
|
56
|
55
|
47
|
83
|
81
|
68
|
200
|
42
|
40
|
50
|
84
|
31
|
45
|
74
|
29
|
43
|
97
|
88
|
186
|
50
|
25
|
26
|
|
|
2024/03
|
28
|
78
|
40
|
64
|
61
|
17
|
33
|
26
|
42
|
60
|
38
|
26
|
34
|
45
|
80
|
111
|
34
|
194
|
67
|
30
|
66
|
46
|
57
|
52
|
43
|
74
|
203
|
203
|
93
|
34
|
34
|
|
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