Air Quality
Excellent
No health implications.
16
PM2.5
25
PM10
8
O3
0.9
CO
6
SO2
23
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Sep
50
Excellent
Tue
22 Sep
51
Good
Wed
23 Sep
43
Excellent
Thu
24 Sep
49
Excellent
Fri
25 Sep
45
Excellent
Sat
26 Sep
51
Good
Sun
27 Sep
36
Excellent
Air quality in the last 12 months (Dechang)
|
2026/08
|
22
|
20
|
21
|
27
|
33
|
32
|
25
|
27
|
33
|
32
|
33
|
29
|
28
|
33
|
39
|
35
|
35
|
24
|
23
|
28
|
26
|
36
|
29
|
31
|
37
|
31
|
31
|
25
|
24
|
26
|
28
|
|
2026/07
|
31
|
24
|
27
|
22
|
26
|
34
|
26
|
31
|
34
|
32
|
24
|
33
|
25
|
29
|
35
|
34
|
25
|
26
|
32
|
36
|
40
|
36
|
41
|
33
|
38
|
36
|
28
|
22
|
27
|
20
|
20
|
|
2026/06
|
23
|
28
|
24
|
27
|
30
|
34
|
33
|
24
|
26
|
28
|
29
|
36
|
24
|
26
|
29
|
23
|
25
|
22
|
29
|
24
|
20
|
22
|
19
|
20
|
19
|
17
|
24
|
20
|
22
|
27
|
|
|
2026/05
|
30
|
23
|
22
|
22
|
31
|
34
|
31
|
34
|
26
|
25
|
30
|
26
|
31
|
31
|
27
|
30
|
31
|
25
|
30
|
34
|
42
|
38
|
31
|
27
|
30
|
33
|
31
|
35
|
30
|
23
|
26
|
|
2026/04
|
29
|
29
|
25
|
30
|
37
|
35
|
28
|
30
|
31
|
34
|
33
|
33
|
38
|
39
|
44
|
39
|
30
|
39
|
41
|
37
|
37
|
31
|
26
|
33
|
35
|
41
|
30
|
24
|
24
|
31
|
|
|
2026/03
|
45
|
33
|
28
|
28
|
42
|
56
|
66
|
42
|
22
|
27
|
36
|
52
|
37
|
29
|
19
|
32
|
32
|
27
|
31
|
33
|
36
|
36
|
28
|
28
|
31
|
31
|
33
|
36
|
31
|
27
|
24
|
|
2026/02
|
50
|
40
|
41
|
38
|
31
|
36
|
45
|
31
|
36
|
38
|
34
|
39
|
41
|
35
|
34
|
47
|
92
|
57
|
36
|
43
|
42
|
48
|
42
|
47
|
47
|
52
|
47
|
39
|
|||
|
2026/01
|
55
|
41
|
33
|
37
|
40
|
34
|
36
|
40
|
100
|
67
|
50
|
48
|
57
|
55
|
52
|
53
|
64
|
72
|
73
|
75
|
72
|
54
|
68
|
61
|
57
|
60
|
79
|
87
|
51
|
41
|
41
|
|
2025/12
|
64
|
55
|
39
|
44
|
35
|
49
|
41
|
49
|
46
|
45
|
59
|
48
|
49
|
53
|
52
|
62
|
50
|
64
|
67
|
60
|
52
|
50
|
55
|
48
|
30
|
67
|
78
|
76
|
93
|
64
|
68
|
|
2025/11
|
15
|
15
|
15
|
38
|
35
|
29
|
28
|
30
|
27
|
26
|
25
|
26
|
25
|
38
|
32
|
35
|
35
|
34
|
19
|
37
|
33
|
41
|
36
|
40
|
39
|
45
|
40
|
47
|
57
|
65
|
|
|
2025/10
|
19
|
19
|
25
|
26
|
23
|
23
|
20
|
17
|
20
|
24
|
23
|
26
|
25
|
29
|
29
|
30
|
23
|
22
|
23
|
23
|
18
|
20
|
28
|
32
|
32
|
23
|
26
|
31
|
30
|
29
|
27
|
|
2025/09
|
26
|
25
|
22
|
24
|
23
|
21
|
24
|
24
|
23
|
30
|
26
|
22
|
24
|
32
|
33
|
27
|
22
|
19
|
17
|
19
|
22
|
23
|
20
|
22
|
35
|
29
|
28
|
24
|
20
|
23
|
|
|
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