Air Quality
Excellent
No health implications.
21
PM2.5
37
PM10
89
O3
0.5
CO
8
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Jan
50
Excellent
Fri
30 Jan
48
Excellent
Sat
31 Jan
44
Excellent
Sun
1 Feb
56
Good
Mon
2 Feb
58
Good
Tue
3 Feb
60
Good
Wed
4 Feb
15
Excellent
Air quality in the last 12 months (Guangnan)
|
2025/12
|
56
|
68
|
68
|
61
|
39
|
39
|
48
|
43
|
46
|
52
|
51
|
50
|
43
|
35
|
37
|
44
|
45
|
36
|
37
|
51
|
48
|
43
|
43
|
36
|
37
|
38
|
44
|
44
|
44
|
48
|
48
|
|
2025/11
|
18
|
15
|
13
|
14
|
16
|
20
|
25
|
18
|
12
|
13
|
17
|
28
|
32
|
33
|
32
|
37
|
35
|
20
|
17
|
33
|
41
|
44
|
40
|
49
|
45
|
49
|
49
|
46
|
47
|
49
|
|
|
2025/10
|
17
|
18
|
22
|
22
|
23
|
17
|
10
|
15
|
19
|
23
|
32
|
35
|
37
|
27
|
15
|
15
|
20
|
27
|
26
|
22
|
16
|
18
|
29
|
32
|
20
|
23
|
23
|
28
|
31
|
33
|
27
|
|
2025/09
|
21
|
21
|
20
|
24
|
27
|
29
|
30
|
29
|
20
|
19
|
18
|
18
|
17
|
21
|
22
|
19
|
19
|
17
|
18
|
24
|
27
|
26
|
17
|
13
|
15
|
11
|
14
|
18
|
15
|
10
|
|
|
2025/08
|
21
|
25
|
26
|
24
|
28
|
28
|
19
|
21
|
21
|
24
|
22
|
26
|
25
|
33
|
21
|
14
|
16
|
20
|
14
|
16
|
17
|
18
|
20
|
20
|
19
|
15
|
16
|
17
|
21
|
20
|
22
|
|
2025/07
|
14
|
13
|
15
|
15
|
18
|
22
|
25
|
24
|
24
|
17
|
19
|
23
|
25
|
22
|
23
|
22
|
22
|
28
|
21
|
23
|
18
|
14
|
12
|
12
|
13
|
16
|
21
|
25
|
30
|
26
|
22
|
|
2025/06
|
22
|
23
|
19
|
25
|
24
|
31
|
31
|
27
|
29
|
29
|
34
|
26
|
27
|
29
|
21
|
23
|
22
|
18
|
20
|
18
|
17
|
16
|
17
|
16
|
17
|
17
|
16
|
19
|
15
|
16
|
|
|
2025/05
|
38
|
46
|
38
|
25
|
33
|
32
|
33
|
41
|
36
|
21
|
19
|
26
|
32
|
40
|
32
|
28
|
24
|
26
|
28
|
22
|
28
|
27
|
33
|
43
|
29
|
18
|
20
|
22
|
13
|
18
|
19
|
|
2025/04
|
35
|
53
|
60
|
73
|
81
|
54
|
50
|
52
|
56
|
49
|
54
|
59
|
116
|
98
|
67
|
52
|
54
|
43
|
41
|
41
|
33
|
31
|
42
|
46
|
32
|
41
|
49
|
27
|
33
|
35
|
|
|
2025/03
|
36
|
37
|
50
|
57
|
63
|
40
|
39
|
42
|
53
|
35
|
47
|
49
|
45
|
54
|
47
|
27
|
30
|
23
|
32
|
41
|
57
|
77
|
85
|
80
|
66
|
61
|
63
|
82
|
63
|
31
|
29
|
|
2025/02
|
54
|
37
|
23
|
35
|
60
|
41
|
22
|
26
|
33
|
42
|
48
|
63
|
37
|
45
|
40
|
42
|
32
|
24
|
23
|
23
|
19
|
20
|
20
|
17
|
21
|
19
|
28
|
36
|
|||
|
2025/01
|
62
|
76
|
76
|
84
|
55
|
83
|
110
|
81
|
53
|
28
|
44
|
50
|
58
|
75
|
68
|
83
|
86
|
97
|
88
|
84
|
90
|
109
|
72
|
44
|
49
|
24
|
40
|
48
|
75
|
51
|
53
|
|
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