Air Quality
Excellent
No health implications.
7
PM2.5
23
PM10
72
O3
0.7
CO
6
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Aug
39
Excellent
Sun
9 Aug
38
Excellent
Mon
10 Aug
36
Excellent
Tue
11 Aug
45
Excellent
Wed
12 Aug
50
Excellent
Thu
13 Aug
57
Good
Fri
14 Aug
29
Excellent
Air quality in the last 12 months (Keqiao)
|
2026/06
|
64
|
79
|
64
|
40
|
48
|
36
|
47
|
30
|
31
|
52
|
52
|
37
|
30
|
35
|
38
|
23
|
63
|
59
|
28
|
16
|
40
|
51
|
27
|
27
|
29
|
57
|
61
|
40
|
30
|
19
|
|
|
2026/05
|
44
|
41
|
36
|
32
|
37
|
42
|
50
|
33
|
32
|
38
|
43
|
55
|
69
|
26
|
29
|
30
|
30
|
34
|
36
|
48
|
46
|
83
|
56
|
60
|
47
|
24
|
36
|
41
|
52
|
49
|
51
|
|
2026/04
|
37
|
47
|
34
|
32
|
61
|
70
|
50
|
32
|
28
|
42
|
64
|
40
|
54
|
34
|
48
|
40
|
67
|
51
|
64
|
63
|
37
|
19
|
23
|
46
|
60
|
62
|
64
|
63
|
28
|
37
|
|
|
2026/03
|
26
|
20
|
45
|
29
|
53
|
69
|
52
|
41
|
42
|
56
|
54
|
44
|
66
|
67
|
64
|
42
|
56
|
48
|
62
|
74
|
50
|
44
|
53
|
42
|
57
|
61
|
35
|
42
|
41
|
30
|
37
|
|
2026/02
|
53
|
63
|
93
|
84
|
111
|
63
|
33
|
49
|
40
|
47
|
71
|
84
|
126
|
74
|
54
|
33
|
66
|
59
|
52
|
36
|
28
|
73
|
92
|
33
|
36
|
33
|
18
|
37
|
|||
|
2026/01
|
26
|
61
|
86
|
108
|
92
|
81
|
50
|
59
|
72
|
67
|
81
|
61
|
62
|
62
|
64
|
96
|
84
|
60
|
29
|
31
|
52
|
54
|
73
|
105
|
101
|
48
|
51
|
74
|
39
|
34
|
29
|
|
2025/12
|
88
|
59
|
55
|
51
|
58
|
71
|
74
|
81
|
49
|
46
|
83
|
38
|
39
|
53
|
62
|
58
|
109
|
124
|
63
|
103
|
39
|
40
|
52
|
38
|
60
|
34
|
52
|
68
|
70
|
97
|
30
|
|
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
|
|
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