Air Quality
Excellent
No health implications.
10
PM2.5
17
PM10
30
O3
0.6
CO
6
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Feb
51
Good
Sat
28 Feb
53
Good
Sun
1 Mar
48
Excellent
Mon
2 Mar
56
Good
Tue
3 Mar
90
Good
Wed
4 Mar
65
Good
Thu
5 Mar
18
Excellent
Chaling Air quality rank
Air quality in the last 12 months (Chaling)
|
2026/01
|
36
|
45
|
56
|
66
|
55
|
70
|
66
|
60
|
61
|
75
|
82
|
86
|
100
|
82
|
94
|
103
|
107
|
122
|
64
|
21
|
48
|
62
|
73
|
55
|
81
|
75
|
116
|
73
|
58
|
46
|
34
|
|
2025/12
|
67
|
96
|
85
|
65
|
78
|
84
|
91
|
104
|
106
|
117
|
94
|
110
|
28
|
46
|
50
|
58
|
67
|
100
|
84
|
74
|
112
|
78
|
58
|
37
|
54
|
58
|
65
|
70
|
78
|
112
|
131
|
|
2025/11
|
53
|
48
|
34
|
35
|
35
|
31
|
54
|
15
|
11
|
16
|
40
|
57
|
45
|
49
|
51
|
58
|
66
|
30
|
32
|
38
|
46
|
54
|
60
|
56
|
54
|
63
|
68
|
73
|
66
|
60
|
|
|
2025/10
|
50
|
39
|
26
|
45
|
35
|
20
|
38
|
49
|
49
|
50
|
53
|
94
|
103
|
64
|
73
|
64
|
62
|
34
|
14
|
13
|
18
|
26
|
38
|
44
|
54
|
78
|
75
|
69
|
78
|
87
|
67
|
|
2025/09
|
22
|
23
|
27
|
26
|
25
|
27
|
39
|
22
|
13
|
15
|
17
|
20
|
19
|
31
|
34
|
28
|
26
|
34
|
36
|
19
|
21
|
24
|
33
|
13
|
16
|
22
|
31
|
40
|
46
|
45
|
|
|
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
|
|||
|
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