Air Quality
Excellent
No health implications.
11
PM2.5
18
PM10
80
O3
0.4
CO
6
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Apr
63
Good
Sat
11 Apr
50
Excellent
Sun
12 Apr
46
Excellent
Mon
13 Apr
50
Excellent
Tue
14 Apr
54
Good
Wed
15 Apr
42
Excellent
Thu
16 Apr
46
Excellent
Air quality in the last 12 months (Keqiao)
|
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
|
|
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
|
|
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