Air Quality
Excellent
No health implications.
17
PM2.5
42
PM10
66
O3
0.6
CO
6
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Sep
92
Good
Wed
1 Oct
86
Good
Thu
2 Oct
85
Good
Fri
3 Oct
91
Good
Sat
4 Oct
87
Good
Sun
5 Oct
57
Good
Mon
6 Oct
33
Excellent
Air quality in the last 12 months (Gaoyao)
|
2025/08
|
17
|
29
|
27
|
40
|
28
|
16
|
29
|
42
|
30
|
28
|
26
|
30
|
29
|
34
|
13
|
31
|
28
|
11
|
20
|
24
|
23
|
27
|
43
|
27
|
25
|
36
|
30
|
31
|
35
|
25
|
25
|
|
2025/07
|
18
|
22
|
30
|
38
|
49
|
38
|
37
|
27
|
29
|
29
|
17
|
35
|
26
|
34
|
34
|
33
|
34
|
43
|
28
|
15
|
15
|
12
|
18
|
19
|
29
|
25
|
33
|
41
|
30
|
27
|
31
|
|
2025/06
|
36
|
32
|
18
|
33
|
34
|
30
|
24
|
20
|
33
|
44
|
23
|
18
|
15
|
16
|
17
|
23
|
15
|
17
|
16
|
19
|
18
|
21
|
16
|
20
|
23
|
20
|
15
|
18
|
21
|
18
|
|
|
2025/05
|
36
|
45
|
33
|
29
|
31
|
35
|
19
|
20
|
19
|
33
|
28
|
45
|
48
|
36
|
27
|
22
|
27
|
23
|
34
|
23
|
29
|
27
|
23
|
17
|
35
|
42
|
65
|
61
|
41
|
26
|
37
|
|
2025/04
|
21
|
45
|
70
|
57
|
66
|
70
|
72
|
67
|
54
|
43
|
41
|
62
|
213
|
155
|
99
|
98
|
74
|
64
|
39
|
33
|
30
|
31
|
35
|
29
|
20
|
43
|
51
|
35
|
42
|
50
|
|
|
2025/03
|
35
|
30
|
45
|
34
|
14
|
10
|
16
|
27
|
53
|
66
|
35
|
36
|
30
|
28
|
24
|
12
|
47
|
37
|
39
|
51
|
67
|
67
|
62
|
66
|
64
|
52
|
34
|
42
|
10
|
9
|
9
|
|
2025/02
|
52
|
53
|
10
|
32
|
56
|
50
|
21
|
41
|
50
|
52
|
64
|
68
|
46
|
65
|
40
|
71
|
46
|
53
|
46
|
47
|
35
|
38
|
20
|
33
|
71
|
65
|
84
|
49
|
|||
|
2025/01
|
78
|
73
|
66
|
73
|
78
|
83
|
84
|
89
|
78
|
49
|
44
|
51
|
59
|
80
|
51
|
64
|
56
|
63
|
61
|
62
|
72
|
76
|
66
|
55
|
33
|
20
|
31
|
51
|
114
|
89
|
38
|
|
2024/12
|
63
|
78
|
77
|
64
|
76
|
72
|
48
|
23
|
51
|
63
|
56
|
23
|
28
|
52
|
49
|
45
|
59
|
48
|
45
|
68
|
61
|
63
|
71
|
68
|
62
|
52
|
63
|
75
|
79
|
85
|
70
|
|
2024/11
|
36
|
38
|
49
|
43
|
36
|
46
|
39
|
44
|
51
|
40
|
45
|
51
|
45
|
31
|
27
|
28
|
32
|
22
|
20
|
15
|
19
|
29
|
34
|
43
|
32
|
17
|
28
|
32
|
39
|
47
|
|
|
2024/10
|
30
|
20
|
37
|
39
|
40
|
40
|
48
|
62
|
54
|
33
|
37
|
64
|
65
|
60
|
51
|
53
|
38
|
44
|
34
|
29
|
30
|
32
|
15
|
28
|
32
|
34
|
27
|
16
|
21
|
30
|
37
|
|
2024/09
|
24
|
33
|
22
|
33
|
25
|
12
|
18
|
22
|
20
|
29
|
39
|
48
|
35
|
31
|
23
|
24
|
29
|
26
|
40
|
41
|
19
|
15
|
16
|
15
|
23
|
27
|
35
|
43
|
40
|
36
|
|
|
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