Air Quality
Excellent
No health implications.
15
PM2.5
26
PM10
67
O3
0.8
CO
6
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Apr
46
Excellent
Wed
15 Apr
52
Good
Thu
16 Apr
56
Good
Fri
17 Apr
68
Good
Sat
18 Apr
87
Good
Sun
19 Apr
74
Good
Mon
20 Apr
21
Excellent
Gaoan Air quality rank
Air quality in the last 12 months (Gaoan)
|
2026/03
|
15
|
19
|
36
|
63
|
61
|
60
|
70
|
61
|
69
|
59
|
58
|
54
|
53
|
62
|
100
|
72
|
48
|
21
|
44
|
53
|
55
|
50
|
31
|
46
|
64
|
39
|
41
|
53
|
56
|
34
|
32
|
|
2026/02
|
41
|
51
|
66
|
68
|
71
|
58
|
37
|
58
|
58
|
66
|
70
|
65
|
56
|
48
|
54
|
32
|
66
|
72
|
63
|
41
|
39
|
64
|
85
|
23
|
34
|
29
|
18
|
33
|
|||
|
2026/01
|
26
|
43
|
65
|
66
|
55
|
59
|
46
|
57
|
58
|
64
|
66
|
74
|
76
|
77
|
83
|
101
|
119
|
189
|
84
|
34
|
50
|
60
|
72
|
85
|
87
|
82
|
63
|
53
|
67
|
38
|
25
|
|
2025/12
|
72
|
114
|
79
|
74
|
63
|
91
|
99
|
89
|
110
|
106
|
110
|
116
|
40
|
51
|
55
|
61
|
85
|
155
|
122
|
119
|
87
|
52
|
53
|
29
|
59
|
72
|
78
|
83
|
78
|
97
|
116
|
|
2025/11
|
44
|
52
|
68
|
58
|
43
|
45
|
45
|
17
|
18
|
43
|
57
|
41
|
44
|
50
|
63
|
63
|
72
|
26
|
31
|
44
|
49
|
61
|
65
|
57
|
81
|
77
|
84
|
97
|
71
|
65
|
|
|
2025/10
|
35
|
39
|
37
|
44
|
36
|
22
|
34
|
61
|
53
|
47
|
52
|
61
|
68
|
49
|
49
|
50
|
47
|
38
|
15
|
25
|
32
|
33
|
39
|
45
|
54
|
64
|
58
|
75
|
61
|
76
|
39
|
|
2025/09
|
24
|
27
|
26
|
30
|
32
|
31
|
33
|
24
|
18
|
21
|
21
|
25
|
22
|
25
|
28
|
30
|
34
|
32
|
35
|
27
|
31
|
35
|
34
|
24
|
22
|
30
|
35
|
39
|
41
|
37
|
|
|
2025/08
|
27
|
37
|
30
|
21
|
18
|
14
|
16
|
17
|
24
|
29
|
35
|
32
|
31
|
21
|
15
|
22
|
23
|
24
|
17
|
17
|
16
|
22
|
31
|
26
|
20
|
25
|
27
|
25
|
26
|
29
|
25
|
|
2025/07
|
20
|
23
|
29
|
32
|
29
|
36
|
39
|
38
|
25
|
21
|
31
|
24
|
24
|
27
|
31
|
27
|
37
|
32
|
29
|
18
|
18
|
17
|
25
|
21
|
21
|
27
|
19
|
22
|
22
|
22
|
21
|
|
2025/06
|
29
|
17
|
27
|
34
|
35
|
37
|
34
|
29
|
26
|
30
|
24
|
26
|
36
|
28
|
17
|
26
|
18
|
15
|
17
|
15
|
18
|
13
|
14
|
20
|
32
|
34
|
19
|
18
|
24
|
26
|
|
|
2025/05
|
48
|
51
|
54
|
60
|
27
|
43
|
83
|
38
|
29
|
44
|
34
|
44
|
44
|
44
|
49
|
25
|
26
|
42
|
31
|
23
|
23
|
26
|
27
|
51
|
54
|
57
|
56
|
32
|
25
|
27
|
23
|
|
2025/04
|
54
|
75
|
61
|
67
|
60
|
60
|
60
|
61
|
60
|
44
|
43
|
221
|
160
|
123
|
57
|
55
|
66
|
63
|
31
|
34
|
33
|
22
|
44
|
34
|
29
|
29
|
29
|
39
|
55
|
55
|
|
|
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