Air Quality
Excellent
No health implications.
6
PM2.5
8
PM10
18
O3
0.5
CO
10
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Oct
49
Excellent
Tue
21 Oct
52
Good
Wed
22 Oct
52
Good
Thu
23 Oct
53
Good
Fri
24 Oct
63
Good
Sat
25 Oct
30
Excellent
Sun
26 Oct
26
Excellent
Chaling Air quality rank
Air quality in the last 12 months (Chaling)
|
2025/08
|
26
|
27
|
15
|
17
|
14
|
13
|
12
|
15
|
20
|
26
|
29
|
31
|
25
|
20
|
11
|
19
|
19
|
18
|
13
|
15
|
19
|
18
|
22
|
18
|
17
|
20
|
21
|
21
|
20
|
20
|
21
|
|
2025/07
|
15
|
13
|
19
|
24
|
32
|
32
|
39
|
34
|
29
|
18
|
19
|
19
|
25
|
24
|
19
|
20
|
23
|
26
|
26
|
19
|
15
|
13
|
13
|
18
|
22
|
25
|
18
|
18
|
20
|
18
|
21
|
|
2025/06
|
16
|
16
|
28
|
30
|
30
|
24
|
22
|
20
|
26
|
28
|
23
|
18
|
25
|
12
|
11
|
20
|
11
|
12
|
12
|
17
|
17
|
12
|
21
|
18
|
28
|
22
|
14
|
16
|
19
|
16
|
|
|
2025/05
|
48
|
52
|
53
|
49
|
31
|
38
|
58
|
31
|
26
|
45
|
42
|
47
|
40
|
34
|
45
|
18
|
16
|
15
|
16
|
15
|
15
|
21
|
20
|
42
|
46
|
44
|
48
|
14
|
15
|
22
|
15
|
|
2025/04
|
50
|
48
|
51
|
65
|
68
|
68
|
62
|
57
|
55
|
45
|
46
|
207
|
176
|
118
|
74
|
64
|
71
|
58
|
22
|
20
|
28
|
26
|
45
|
24
|
22
|
25
|
21
|
34
|
52
|
48
|
|
|
2025/03
|
32
|
28
|
19
|
22
|
29
|
35
|
44
|
40
|
41
|
32
|
38
|
48
|
42
|
17
|
18
|
40
|
48
|
36
|
39
|
43
|
46
|
46
|
60
|
63
|
63
|
66
|
65
|
64
|
45
|
18
|
44
|
|
2025/02
|
27
|
20
|
37
|
47
|
56
|
62
|
52
|
62
|
41
|
45
|
57
|
62
|
82
|
99
|
57
|
35
|
48
|
38
|
28
|
15
|
48
|
20
|
29
|
58
|
90
|
80
|
50
|
40
|
|||
|
2025/01
|
116
|
97
|
135
|
142
|
145
|
100
|
81
|
84
|
60
|
54
|
57
|
66
|
63
|
56
|
84
|
65
|
64
|
64
|
80
|
73
|
83
|
77
|
103
|
174
|
44
|
26
|
47
|
65
|
140
|
84
|
50
|
|
2024/12
|
54
|
58
|
62
|
108
|
57
|
37
|
48
|
67
|
84
|
75
|
51
|
65
|
92
|
65
|
55
|
61
|
63
|
68
|
86
|
102
|
98
|
99
|
88
|
99
|
121
|
120
|
136
|
113
|
78
|
97
|
109
|
|
2024/11
|
52
|
74
|
64
|
62
|
70
|
53
|
49
|
44
|
49
|
61
|
47
|
52
|
53
|
55
|
44
|
56
|
28
|
15
|
23
|
34
|
47
|
46
|
51
|
61
|
43
|
29
|
39
|
42
|
44
|
49
|
|
|
2024/10
|
36
|
40
|
43
|
41
|
42
|
57
|
68
|
52
|
47
|
48
|
55
|
59
|
98
|
94
|
56
|
31
|
34
|
35
|
22
|
25
|
40
|
24
|
33
|
37
|
44
|
60
|
39
|
44
|
56
|
44
|
43
|
|
2024/09
|
34
|
38
|
40
|
34
|
38
|
30
|
21
|
21
|
23
|
25
|
33
|
35
|
27
|
37
|
31
|
37
|
44
|
45
|
41
|
38
|
33
|
33
|
35
|
40
|
43
|
41
|
49
|
46
|
39
|
43
|
|
|
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