Air Quality
Excellent
No health implications.
3
PM2.5
38
PM10
131
O3
0.4
CO
9
SO2
3
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 May
73
Good
Sun
17 May
87
Good
Mon
18 May
85
Good
Tue
19 May
46
Excellent
Wed
20 May
48
Excellent
Thu
21 May
82
Good
Fri
22 May
21
Excellent
Air quality in the last 12 months (Gaogang)
|
2026/04
|
97
|
96
|
54
|
69
|
85
|
81
|
45
|
49
|
34
|
58
|
69
|
41
|
33
|
63
|
45
|
50
|
56
|
39
|
40
|
39
|
67
|
28
|
32
|
50
|
58
|
66
|
68
|
39
|
30
|
49
|
|
|
2026/03
|
31
|
30
|
54
|
31
|
47
|
59
|
46
|
41
|
52
|
55
|
64
|
54
|
64
|
69
|
55
|
55
|
52
|
47
|
68
|
77
|
66
|
71
|
55
|
57
|
65
|
89
|
68
|
69
|
71
|
51
|
64
|
|
2026/02
|
70
|
94
|
93
|
82
|
123
|
65
|
38
|
43
|
48
|
60
|
91
|
135
|
106
|
123
|
118
|
40
|
76
|
87
|
79
|
54
|
57
|
127
|
68
|
28
|
60
|
32
|
18
|
42
|
|||
|
2026/01
|
28
|
39
|
55
|
109
|
133
|
140
|
56
|
83
|
85
|
84
|
54
|
60
|
89
|
105
|
120
|
189
|
95
|
48
|
24
|
32
|
47
|
49
|
82
|
96
|
77
|
18
|
61
|
59
|
44
|
34
|
26
|
|
2025/12
|
92
|
48
|
36
|
55
|
66
|
84
|
83
|
81
|
64
|
61
|
98
|
30
|
37
|
66
|
71
|
88
|
93
|
74
|
86
|
130
|
36
|
37
|
37
|
81
|
50
|
35
|
53
|
89
|
105
|
90
|
32
|
|
2025/11
|
134
|
79
|
34
|
53
|
41
|
48
|
52
|
20
|
36
|
58
|
30
|
38
|
64
|
92
|
97
|
67
|
41
|
42
|
51
|
54
|
84
|
118
|
116
|
97
|
78
|
70
|
170
|
126
|
96
|
88
|
|
|
2025/10
|
46
|
41
|
14
|
24
|
46
|
59
|
30
|
25
|
28
|
32
|
47
|
86
|
26
|
19
|
44
|
13
|
20
|
17
|
22
|
26
|
20
|
23
|
28
|
40
|
34
|
33
|
55
|
45
|
41
|
37
|
25
|
|
2025/09
|
20
|
14
|
36
|
38
|
47
|
35
|
32
|
30
|
17
|
17
|
27
|
27
|
15
|
36
|
27
|
42
|
24
|
17
|
22
|
16
|
25
|
22
|
43
|
15
|
13
|
17
|
22
|
26
|
29
|
32
|
|
|
2025/08
|
23
|
16
|
17
|
18
|
25
|
28
|
13
|
14
|
21
|
9
|
9
|
19
|
35
|
19
|
15
|
20
|
26
|
27
|
27
|
32
|
42
|
29
|
25
|
24
|
30
|
18
|
32
|
27
|
32
|
30
|
15
|
|
2025/07
|
33
|
31
|
34
|
41
|
46
|
43
|
27
|
10
|
13
|
42
|
28
|
21
|
27
|
22
|
32
|
39
|
24
|
21
|
16
|
16
|
15
|
15
|
19
|
20
|
21
|
10
|
11
|
11
|
15
|
9
|
10
|
|
2025/06
|
19
|
7
|
37
|
57
|
54
|
38
|
41
|
18
|
20
|
38
|
22
|
30
|
25
|
39
|
16
|
32
|
33
|
47
|
29
|
17
|
11
|
14
|
14
|
18
|
46
|
59
|
27
|
17
|
17
|
34
|
|
|
2025/05
|
47
|
54
|
42
|
33
|
36
|
70
|
66
|
44
|
11
|
30
|
36
|
44
|
52
|
57
|
110
|
32
|
57
|
60
|
58
|
58
|
26
|
47
|
30
|
43
|
59
|
46
|
49
|
47
|
76
|
66
|
60
|
|
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