Air Quality
Excellent
No health implications.
10
PM2.5
20
PM10
44
O3
0.5
CO
5
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Feb
72
Good
Mon
16 Feb
67
Good
Tue
17 Feb
89
Good
Wed
18 Feb
55
Good
Thu
19 Feb
57
Good
Fri
20 Feb
57
Good
Sat
21 Feb
17
Excellent
Air quality in the last 12 months (Gaoyao)
|
2026/01
|
69
|
17
|
39
|
62
|
51
|
36
|
43
|
42
|
48
|
55
|
52
|
63
|
59
|
77
|
68
|
81
|
107
|
104
|
73
|
58
|
29
|
31
|
33
|
44
|
78
|
74
|
62
|
57
|
63
|
55
|
30
|
|
2025/12
|
38
|
32
|
54
|
65
|
68
|
78
|
79
|
60
|
63
|
74
|
61
|
67
|
45
|
28
|
47
|
62
|
48
|
52
|
83
|
59
|
53
|
81
|
90
|
82
|
14
|
35
|
47
|
50
|
63
|
55
|
72
|
|
2025/11
|
26
|
30
|
26
|
12
|
18
|
31
|
37
|
46
|
23
|
10
|
8
|
16
|
18
|
29
|
41
|
49
|
45
|
31
|
20
|
28
|
31
|
43
|
53
|
52
|
34
|
54
|
49
|
58
|
60
|
70
|
|
|
2025/10
|
43
|
24
|
25
|
31
|
11
|
20
|
32
|
32
|
42
|
43
|
44
|
35
|
32
|
35
|
40
|
59
|
53
|
52
|
32
|
11
|
9
|
10
|
16
|
32
|
40
|
46
|
42
|
45
|
56
|
46
|
29
|
|
2025/09
|
22
|
25
|
28
|
26
|
26
|
32
|
34
|
8
|
16
|
18
|
27
|
23
|
26
|
23
|
22
|
26
|
28
|
27
|
29
|
24
|
11
|
20
|
17
|
9
|
16
|
24
|
39
|
33
|
42
|
31
|
|
|
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
|
|||
|
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