Air Quality
Excellent
No health implications.
10
PM2.5
17
PM10
73
O3
0.4
CO
5
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Jun
32
Excellent
Sat
21 Jun
37
Excellent
Sun
22 Jun
35
Excellent
Mon
23 Jun
38
Excellent
Tue
24 Jun
51
Good
Wed
25 Jun
55
Good
Thu
26 Jun
28
Excellent
Guandu Air quality rank
Air quality in the last 12 months (Guandu)
|
2025/05
|
35
|
25
|
20
|
17
|
24
|
26
|
28
|
32
|
46
|
38
|
21
|
29
|
28
|
30
|
27
|
22
|
32
|
29
|
31
|
25
|
33
|
33
|
54
|
29
|
18
|
16
|
12
|
12
|
15
|
13
|
9
|
|
2025/04
|
36
|
54
|
82
|
78
|
89
|
73
|
75
|
65
|
62
|
68
|
54
|
55
|
72
|
61
|
55
|
24
|
21
|
25
|
29
|
34
|
30
|
28
|
36
|
51
|
44
|
59
|
64
|
61
|
32
|
30
|
|
|
2025/03
|
41
|
44
|
45
|
43
|
51
|
51
|
37
|
54
|
48
|
47
|
52
|
64
|
66
|
69
|
60
|
41
|
27
|
20
|
37
|
49
|
65
|
61
|
54
|
46
|
40
|
40
|
43
|
89
|
113
|
79
|
66
|
|
2025/02
|
46
|
49
|
27
|
40
|
48
|
49
|
33
|
39
|
47
|
34
|
36
|
54
|
55
|
54
|
55
|
64
|
38
|
41
|
48
|
51
|
58
|
53
|
58
|
33
|
32
|
29
|
35
|
39
|
|||
|
2025/01
|
36
|
43
|
46
|
41
|
39
|
49
|
34
|
29
|
43
|
27
|
20
|
45
|
40
|
43
|
72
|
74
|
43
|
37
|
66
|
48
|
42
|
36
|
33
|
22
|
23
|
32
|
42
|
55
|
76
|
33
|
30
|
|
2024/12
|
19
|
31
|
23
|
21
|
33
|
27
|
28
|
39
|
15
|
21
|
29
|
26
|
48
|
42
|
39
|
29
|
26
|
33
|
35
|
25
|
27
|
22
|
29
|
29
|
28
|
38
|
41
|
39
|
30
|
26
|
47
|
|
2024/11
|
27
|
30
|
51
|
37
|
45
|
51
|
39
|
21
|
23
|
37
|
30
|
20
|
24
|
33
|
41
|
33
|
39
|
37
|
36
|
29
|
16
|
24
|
18
|
15
|
23
|
34
|
27
|
34
|
25
|
18
|
|
|
2024/10
|
11
|
21
|
30
|
24
|
16
|
24
|
36
|
32
|
28
|
16
|
18
|
20
|
22
|
30
|
26
|
18
|
17
|
36
|
45
|
27
|
23
|
26
|
30
|
43
|
44
|
39
|
48
|
44
|
55
|
47
|
41
|
|
2024/09
|
27
|
29
|
24
|
23
|
19
|
38
|
32
|
13
|
11
|
13
|
18
|
21
|
33
|
40
|
35
|
21
|
21
|
22
|
28
|
36
|
34
|
20
|
25
|
43
|
37
|
40
|
28
|
18
|
19
|
25
|
|
|
2024/08
|
35
|
29
|
21
|
18
|
14
|
14
|
16
|
17
|
12
|
25
|
33
|
46
|
55
|
48
|
39
|
37
|
35
|
38
|
34
|
45
|
38
|
21
|
16
|
20
|
26
|
13
|
18
|
26
|
30
|
31
|
29
|
|
2024/07
|
13
|
22
|
11
|
8
|
12
|
12
|
11
|
11
|
15
|
14
|
11
|
12
|
13
|
12
|
17
|
15
|
17
|
16
|
16
|
17
|
12
|
11
|
20
|
23
|
21
|
24
|
31
|
24
|
23
|
16
|
21
|
|
2024/06
|
37
|
22
|
29
|
32
|
18
|
16
|
15
|
13
|
16
|
13
|
16
|
18
|
9
|
17
|
28
|
17
|
24
|
23
|
25
|
32
|
23
|
21
|
16
|
20
|
20
|
17
|
12
|
10
|
19
|
13
|
|
|
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