Air Quality
Excellent
No health implications.
29
PM2.5
38
PM10
26
O3
0.7
CO
10
SO2
21
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
5 Jan
71
Good
Tue
6 Jan
71
Good
Wed
7 Jan
63
Good
Thu
8 Jan
66
Good
Fri
9 Jan
64
Good
Sat
10 Jan
58
Good
Sun
11 Jan
31
Excellent
Air quality in the last 12 months (Guangchang)
|
2025/11
|
36
|
46
|
47
|
24
|
22
|
32
|
41
|
33
|
18
|
16
|
48
|
23
|
27
|
36
|
43
|
53
|
54
|
27
|
29
|
37
|
42
|
47
|
57
|
54
|
62
|
66
|
61
|
60
|
50
|
50
|
|
|
2025/10
|
39
|
35
|
31
|
41
|
28
|
23
|
34
|
36
|
37
|
36
|
33
|
31
|
44
|
39
|
37
|
46
|
40
|
45
|
22
|
23
|
22
|
24
|
36
|
37
|
46
|
57
|
55
|
52
|
48
|
63
|
40
|
|
2025/09
|
22
|
21
|
23
|
27
|
27
|
30
|
30
|
18
|
17
|
18
|
16
|
24
|
23
|
24
|
29
|
26
|
25
|
27
|
25
|
26
|
27
|
33
|
29
|
27
|
26
|
28
|
34
|
35
|
39
|
41
|
|
|
2025/08
|
30
|
30
|
20
|
17
|
17
|
15
|
18
|
19
|
25
|
31
|
29
|
33
|
24
|
16
|
18
|
18
|
18
|
18
|
17
|
16
|
17
|
23
|
27
|
22
|
20
|
25
|
22
|
19
|
21
|
20
|
29
|
|
2025/07
|
22
|
21
|
27
|
31
|
28
|
29
|
34
|
39
|
26
|
20
|
24
|
18
|
20
|
22
|
28
|
29
|
35
|
40
|
23
|
15
|
15
|
14
|
22
|
20
|
24
|
28
|
19
|
21
|
24
|
26
|
29
|
|
2025/06
|
20
|
19
|
19
|
26
|
28
|
30
|
31
|
29
|
24
|
26
|
24
|
23
|
30
|
21
|
17
|
19
|
20
|
18
|
20
|
17
|
15
|
17
|
20
|
22
|
27
|
22
|
18
|
19
|
21
|
22
|
|
|
2025/05
|
46
|
45
|
52
|
48
|
24
|
30
|
49
|
35
|
19
|
41
|
31
|
32
|
38
|
35
|
40
|
25
|
25
|
15
|
20
|
21
|
25
|
29
|
23
|
45
|
52
|
49
|
47
|
28
|
18
|
23
|
26
|
|
2025/04
|
37
|
47
|
47
|
53
|
49
|
54
|
55
|
58
|
56
|
37
|
40
|
100
|
134
|
99
|
72
|
55
|
66
|
59
|
27
|
19
|
35
|
25
|
30
|
32
|
18
|
15
|
17
|
31
|
48
|
50
|
|
|
2025/03
|
38
|
31
|
33
|
16
|
22
|
24
|
39
|
35
|
47
|
40
|
45
|
44
|
28
|
17
|
14
|
29
|
45
|
38
|
42
|
37
|
40
|
44
|
48
|
59
|
64
|
70
|
56
|
59
|
30
|
18
|
29
|
|
2025/02
|
33
|
22
|
32
|
46
|
39
|
50
|
49
|
53
|
33
|
44
|
54
|
77
|
64
|
64
|
57
|
41
|
44
|
49
|
41
|
22
|
22
|
19
|
19
|
30
|
55
|
61
|
48
|
39
|
|||
|
2025/01
|
98
|
77
|
80
|
82
|
88
|
88
|
66
|
62
|
58
|
41
|
46
|
50
|
55
|
54
|
64
|
55
|
49
|
57
|
57
|
59
|
58
|
58
|
52
|
75
|
48
|
17
|
46
|
70
|
109
|
59
|
46
|
|
2024/12
|
44
|
46
|
53
|
73
|
60
|
50
|
40
|
58
|
59
|
57
|
36
|
41
|
58
|
56
|
51
|
51
|
52
|
59
|
62
|
61
|
63
|
71
|
62
|
67
|
75
|
74
|
99
|
80
|
71
|
72
|
77
|
|
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