Air Quality
Excellent
No health implications.
21
PM2.5
50
PM10
64
O3
0.6
CO
8
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
6 Jun
70
Good
Wed
7 Jun
54
Good
Thu
8 Jun
53
Good
Fri
9 Jun
63
Good
Sat
10 Jun
73
Good
Sun
11 Jun
71
Good
Mon
12 Jun
71
Good
Air quality in the last 12 months (Chaling)
|
2023/04
|
43
|
33
|
26
|
23
|
21
|
21
|
41
|
63
|
61
|
58
|
33
|
31
|
42
|
35
|
65
|
61
|
55
|
35
|
28
|
40
|
40
|
30
|
14
|
14
|
17
|
27
|
34
|
28
|
48
|
74
|
|
|
2023/03
|
74
|
104
|
92
|
70
|
59
|
56
|
67
|
63
|
53
|
48
|
58
|
92
|
88
|
67
|
63
|
66
|
34
|
30
|
19
|
29
|
47
|
40
|
21
|
14
|
33
|
54
|
44
|
57
|
42
|
42
|
41
|
|
2023/02
|
70
|
115
|
65
|
35
|
63
|
58
|
53
|
40
|
21
|
45
|
27
|
22
|
15
|
38
|
59
|
48
|
64
|
67
|
72
|
76
|
64
|
68
|
77
|
61
|
54
|
80
|
58
|
63
|
|||
|
2023/01
|
86
|
135
|
114
|
92
|
78
|
124
|
105
|
86
|
45
|
104
|
149
|
70
|
31
|
29
|
21
|
44
|
58
|
55
|
59
|
63
|
84
|
150
|
105
|
94
|
64
|
62
|
70
|
66
|
68
|
64
|
51
|
|
2022/12
|
20
|
37
|
28
|
37
|
52
|
49
|
52
|
63
|
66
|
63
|
125
|
105
|
78
|
72
|
66
|
84
|
70
|
53
|
53
|
62
|
78
|
68
|
67
|
55
|
53
|
100
|
107
|
81
|
60
|
62
|
65
|
|
2022/11
|
52
|
46
|
36
|
47
|
59
|
46
|
39
|
37
|
40
|
36
|
30
|
33
|
52
|
44
|
34
|
28
|
34
|
27
|
40
|
49
|
42
|
29
|
27
|
40
|
44
|
34
|
21
|
19
|
23
|
15
|
|
|
2022/10
|
28
|
22
|
26
|
48
|
45
|
20
|
17
|
34
|
24
|
34
|
37
|
42
|
50
|
49
|
56
|
60
|
65
|
64
|
46
|
53
|
64
|
65
|
73
|
65
|
68
|
70
|
54
|
40
|
39
|
46
|
55
|
|
2022/09
|
29
|
37
|
40
|
41
|
54
|
48
|
36
|
29
|
41
|
59
|
60
|
63
|
62
|
51
|
44
|
64
|
70
|
71
|
56
|
58
|
57
|
59
|
51
|
63
|
78
|
75
|
71
|
77
|
77
|
61
|
|
|
2022/08
|
37
|
40
|
39
|
23
|
18
|
19
|
19
|
20
|
21
|
14
|
16
|
16
|
18
|
23
|
27
|
27
|
28
|
22
|
20
|
21
|
18
|
20
|
27
|
35
|
24
|
19
|
23
|
34
|
39
|
39
|
31
|
|
2022/07
|
25
|
21
|
14
|
13
|
14
|
21
|
16
|
18
|
20
|
24
|
27
|
25
|
31
|
32
|
36
|
27
|
26
|
21
|
27
|
25
|
19
|
24
|
24
|
27
|
30
|
32
|
38
|
34
|
30
|
32
|
30
|
|
2022/06
|
25
|
23
|
22
|
20
|
21
|
39
|
43
|
37
|
25
|
25
|
22
|
19
|
15
|
24
|
30
|
19
|
17
|
18
|
15
|
15
|
13
|
19
|
21
|
22
|
25
|
21
|
20
|
24
|
27
|
22
|
|
|
2022/05
|
27
|
40
|
43
|
45
|
48
|
57
|
62
|
45
|
25
|
18
|
28
|
26
|
23
|
40
|
29
|
38
|
47
|
53
|
65
|
44
|
35
|
35
|
20
|
15
|
20
|
23
|
30
|
31
|
28
|
18
|
18
|
|
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