Air Quality
Excellent
No health implications.
10
PM2.5
20
PM10
8
O3
0.4
CO
6
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 May
48
Excellent
Wed
21 May
48
Excellent
Thu
22 May
45
Excellent
Fri
23 May
42
Excellent
Sat
24 May
44
Excellent
Sun
25 May
25
Excellent
Mon
26 May
19
Excellent
Air quality in the last 12 months (Guangfeng)
|
2025/02
|
25
|
17
|
40
|
46
|
45
|
51
|
56
|
48
|
38
|
45
|
52
|
49
|
70
|
83
|
60
|
52
|
62
|
34
|
40
|
20
|
20
|
26
|
22
|
52
|
73
|
60
|
48
|
36
|
|||
|
2025/01
|
85
|
82
|
78
|
81
|
95
|
81
|
82
|
103
|
76
|
41
|
47
|
52
|
54
|
61
|
78
|
58
|
57
|
57
|
54
|
54
|
72
|
67
|
67
|
57
|
45
|
31
|
43
|
62
|
163
|
58
|
47
|
|
2024/12
|
48
|
53
|
72
|
113
|
71
|
31
|
69
|
76
|
57
|
63
|
36
|
43
|
73
|
68
|
58
|
52
|
61
|
62
|
53
|
53
|
71
|
69
|
66
|
71
|
104
|
105
|
139
|
102
|
72
|
81
|
76
|
|
2024/11
|
24
|
37
|
37
|
64
|
76
|
52
|
40
|
46
|
51
|
43
|
50
|
56
|
63
|
48
|
34
|
27
|
30
|
33
|
38
|
40
|
44
|
52
|
77
|
47
|
43
|
27
|
45
|
46
|
53
|
43
|
|
|
2024/10
|
27
|
28
|
30
|
30
|
28
|
29
|
21
|
25
|
41
|
39
|
55
|
65
|
46
|
42
|
66
|
28
|
34
|
40
|
31
|
28
|
46
|
52
|
31
|
51
|
37
|
40
|
29
|
19
|
59
|
50
|
33
|
|
2024/09
|
25
|
42
|
47
|
39
|
31
|
34
|
31
|
37
|
29
|
34
|
42
|
31
|
41
|
33
|
29
|
27
|
19
|
20
|
26
|
33
|
19
|
23
|
24
|
19
|
35
|
42
|
27
|
33
|
46
|
38
|
|
|
2024/08
|
14
|
20
|
28
|
33
|
24
|
26
|
26
|
23
|
24
|
28
|
28
|
27
|
25
|
19
|
26
|
33
|
30
|
19
|
18
|
16
|
15
|
29
|
31
|
31
|
29
|
41
|
42
|
25
|
40
|
37
|
25
|
|
2024/07
|
26
|
20
|
23
|
22
|
22
|
23
|
24
|
23
|
27
|
23
|
22
|
21
|
21
|
25
|
30
|
26
|
23
|
19
|
18
|
24
|
26
|
21
|
20
|
23
|
19
|
18
|
11
|
13
|
13
|
19
|
16
|
|
2024/06
|
13
|
20
|
29
|
37
|
33
|
21
|
30
|
31
|
41
|
33
|
17
|
19
|
27
|
17
|
17
|
14
|
20
|
20
|
31
|
37
|
30
|
28
|
26
|
22
|
15
|
20
|
16
|
26
|
20
|
18
|
|
|
2024/05
|
21
|
45
|
56
|
31
|
25
|
32
|
41
|
52
|
59
|
67
|
41
|
40
|
59
|
45
|
48
|
58
|
50
|
49
|
56
|
34
|
23
|
36
|
36
|
17
|
31
|
19
|
23
|
27
|
47
|
56
|
55
|
|
2024/04
|
26
|
28
|
30
|
28
|
40
|
46
|
36
|
33
|
41
|
53
|
52
|
44
|
50
|
34
|
40
|
41
|
24
|
30
|
27
|
24
|
31
|
25
|
45
|
52
|
43
|
50
|
39
|
47
|
29
|
18
|
|
|
2024/03
|
54
|
48
|
38
|
42
|
48
|
28
|
51
|
56
|
66
|
72
|
71
|
57
|
81
|
64
|
67
|
79
|
48
|
54
|
51
|
52
|
44
|
51
|
37
|
33
|
38
|
24
|
41
|
41
|
43
|
39
|
23
|
|
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