Air Quality
Excellent
No health implications.
3
PM2.5
9
PM10
31
O3
0.4
CO
3
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Aug
46
Excellent
Wed
12 Aug
63
Good
Thu
13 Aug
50
Excellent
Fri
14 Aug
62
Good
Sat
15 Aug
53
Good
Sun
16 Aug
52
Good
Mon
17 Aug
42
Excellent
Air quality in the last 12 months (Kecheng)
|
2026/07
|
17
|
14
|
26
|
26
|
17
|
23
|
22
|
20
|
25
|
37
|
22
|
13
|
18
|
25
|
20
|
24
|
29
|
33
|
29
|
20
|
25
|
32
|
38
|
47
|
25
|
29
|
27
|
21
|
26
|
32
|
22
|
|
2026/06
|
59
|
53
|
68
|
18
|
37
|
39
|
48
|
39
|
25
|
38
|
38
|
42
|
33
|
23
|
36
|
31
|
43
|
19
|
14
|
21
|
22
|
32
|
29
|
37
|
22
|
41
|
58
|
39
|
32
|
21
|
|
|
2026/05
|
30
|
40
|
32
|
33
|
41
|
41
|
42
|
32
|
30
|
41
|
42
|
50
|
63
|
26
|
29
|
33
|
37
|
39
|
48
|
35
|
27
|
43
|
16
|
26
|
26
|
34
|
31
|
41
|
51
|
59
|
58
|
|
2026/04
|
28
|
42
|
28
|
32
|
64
|
61
|
55
|
37
|
49
|
33
|
43
|
34
|
51
|
43
|
44
|
46
|
31
|
59
|
51
|
65
|
47
|
15
|
20
|
27
|
40
|
43
|
54
|
60
|
25
|
28
|
|
|
2026/03
|
24
|
16
|
30
|
69
|
44
|
52
|
69
|
62
|
67
|
52
|
52
|
51
|
66
|
63
|
66
|
71
|
59
|
53
|
23
|
55
|
53
|
37
|
29
|
24
|
36
|
50
|
37
|
41
|
30
|
35
|
23
|
|
2026/02
|
46
|
53
|
76
|
80
|
90
|
43
|
28
|
48
|
46
|
51
|
54
|
63
|
71
|
45
|
40
|
19
|
55
|
45
|
47
|
38
|
40
|
47
|
147
|
56
|
28
|
29
|
15
|
19
|
|||
|
2026/01
|
21
|
32
|
85
|
92
|
57
|
55
|
54
|
54
|
55
|
52
|
65
|
66
|
59
|
66
|
64
|
83
|
120
|
121
|
71
|
15
|
43
|
67
|
94
|
102
|
113
|
119
|
26
|
97
|
80
|
35
|
15
|
|
2025/12
|
83
|
141
|
60
|
62
|
64
|
75
|
89
|
100
|
74
|
64
|
75
|
79
|
40
|
45
|
57
|
65
|
85
|
171
|
136
|
92
|
63
|
47
|
57
|
46
|
38
|
55
|
57
|
63
|
65
|
107
|
56
|
|
2025/11
|
45
|
58
|
63
|
35
|
40
|
44
|
37
|
55
|
11
|
49
|
34
|
32
|
44
|
59
|
90
|
79
|
64
|
27
|
33
|
42
|
51
|
69
|
59
|
49
|
71
|
99
|
86
|
90
|
70
|
65
|
|
|
2025/10
|
41
|
36
|
37
|
37
|
38
|
36
|
48
|
56
|
42
|
43
|
49
|
52
|
51
|
24
|
40
|
33
|
38
|
32
|
18
|
27
|
30
|
31
|
35
|
43
|
50
|
55
|
41
|
58
|
46
|
41
|
31
|
|
2025/09
|
33
|
31
|
32
|
36
|
32
|
30
|
28
|
23
|
22
|
18
|
20
|
22
|
28
|
19
|
31
|
33
|
30
|
31
|
24
|
27
|
27
|
33
|
32
|
21
|
28
|
28
|
37
|
37
|
42
|
39
|
|
|
2025/08
|
39
|
44
|
35
|
31
|
24
|
18
|
23
|
28
|
31
|
41
|
40
|
33
|
16
|
16
|
18
|
22
|
23
|
25
|
27
|
26
|
27
|
24
|
21
|
30
|
25
|
30
|
27
|
19
|
24
|
27
|
31
|
|
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