Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
36
PM2.5
69
*
PM10
5
O3
0.5
CO
7
SO2
40
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
15 Dec
67
Good
Tue
16 Dec
74
Good
Wed
17 Dec
101
Light
Thu
18 Dec
83
Good
Fri
19 Dec
72
Good
Sat
20 Dec
76
Good
Sun
21 Dec
42
Excellent
Air quality in the last 12 months (Keqiao)
|
2025/11
|
52
|
64
|
28
|
35
|
45
|
46
|
24
|
27
|
23
|
43
|
26
|
39
|
44
|
72
|
52
|
56
|
41
|
33
|
41
|
53
|
61
|
88
|
79
|
78
|
95
|
84
|
116
|
138
|
80
|
71
|
|
|
2025/10
|
34
|
23
|
34
|
44
|
36
|
44
|
60
|
28
|
21
|
33
|
57
|
82
|
67
|
34
|
36
|
27
|
21
|
26
|
32
|
34
|
33
|
32
|
33
|
38
|
42
|
46
|
46
|
29
|
34
|
31
|
23
|
|
2025/09
|
34
|
26
|
28
|
44
|
45
|
34
|
52
|
38
|
28
|
22
|
38
|
36
|
30
|
20
|
32
|
23
|
24
|
24
|
18
|
28
|
27
|
25
|
26
|
21
|
21
|
32
|
50
|
52
|
47
|
37
|
|
|
2025/08
|
29
|
45
|
44
|
41
|
29
|
15
|
24
|
27
|
31
|
37
|
43
|
40
|
23
|
16
|
15
|
17
|
24
|
22
|
25
|
38
|
37
|
30
|
27
|
29
|
32
|
39
|
30
|
16
|
21
|
23
|
32
|
|
2025/07
|
16
|
20
|
27
|
31
|
27
|
16
|
17
|
19
|
23
|
32
|
19
|
16
|
27
|
38
|
43
|
42
|
41
|
30
|
17
|
17
|
15
|
15
|
26
|
29
|
26
|
18
|
21
|
19
|
25
|
12
|
21
|
|
2025/06
|
26
|
20
|
31
|
44
|
39
|
31
|
52
|
34
|
33
|
26
|
19
|
34
|
24
|
19
|
10
|
19
|
43
|
40
|
31
|
25
|
27
|
33
|
22
|
29
|
44
|
37
|
28
|
22
|
23
|
22
|
|
|
2025/05
|
55
|
54
|
59
|
45
|
37
|
86
|
88
|
54
|
19
|
37
|
39
|
46
|
35
|
38
|
80
|
65
|
28
|
65
|
38
|
22
|
14
|
38
|
21
|
51
|
63
|
46
|
45
|
30
|
34
|
51
|
48
|
|
2025/04
|
51
|
57
|
66
|
60
|
69
|
87
|
64
|
58
|
71
|
66
|
60
|
165
|
96
|
100
|
56
|
56
|
57
|
69
|
66
|
77
|
49
|
34
|
46
|
55
|
48
|
55
|
35
|
55
|
49
|
50
|
|
|
2025/03
|
44
|
50
|
38
|
27
|
46
|
44
|
67
|
75
|
64
|
65
|
60
|
46
|
32
|
47
|
23
|
57
|
36
|
55
|
64
|
64
|
51
|
62
|
65
|
63
|
71
|
68
|
66
|
66
|
58
|
61
|
40
|
|
2025/02
|
32
|
57
|
84
|
55
|
46
|
60
|
61
|
36
|
44
|
57
|
69
|
95
|
97
|
72
|
96
|
53
|
77
|
40
|
62
|
49
|
32
|
59
|
98
|
96
|
109
|
94
|
79
|
51
|
|||
|
2025/01
|
85
|
83
|
76
|
83
|
109
|
91
|
88
|
80
|
49
|
51
|
62
|
71
|
78
|
83
|
60
|
56
|
72
|
84
|
76
|
99
|
146
|
129
|
65
|
47
|
35
|
46
|
46
|
48
|
110
|
73
|
56
|
|
2024/12
|
57
|
64
|
107
|
49
|
46
|
93
|
162
|
41
|
51
|
47
|
33
|
91
|
83
|
99
|
59
|
63
|
66
|
86
|
42
|
59
|
87
|
66
|
74
|
61
|
88
|
142
|
65
|
63
|
67
|
94
|
81
|
|
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