Air Quality
Excellent
No health implications.
13
PM2.5
21
PM10
51
O3
0.6
CO
10
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Dec
60
Good
Fri
26 Dec
61
Good
Sat
27 Dec
55
Good
Sun
28 Dec
53
Good
Mon
29 Dec
60
Good
Tue
30 Dec
58
Good
Wed
31 Dec
41
Excellent
Air quality in the last 12 months (Dechang)
|
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
|
|
|
2025/08
|
31
|
33
|
28
|
35
|
27
|
27
|
30
|
22
|
24
|
22
|
20
|
19
|
24
|
34
|
31
|
27
|
21
|
23
|
21
|
22
|
25
|
15
|
19
|
16
|
18
|
25
|
25
|
24
|
32
|
38
|
24
|
|
2025/07
|
25
|
20
|
21
|
18
|
21
|
21
|
26
|
25
|
16
|
25
|
23
|
20
|
27
|
28
|
29
|
34
|
35
|
39
|
21
|
25
|
17
|
19
|
16
|
20
|
17
|
19
|
26
|
23
|
27
|
35
|
19
|
|
2025/06
|
23
|
19
|
14
|
29
|
33
|
37
|
34
|
24
|
28
|
36
|
35
|
35
|
45
|
42
|
20
|
25
|
20
|
21
|
17
|
18
|
14
|
20
|
29
|
20
|
16
|
29
|
20
|
26
|
22
|
16
|
|
|
2025/05
|
38
|
34
|
33
|
26
|
26
|
20
|
22
|
25
|
30
|
27
|
32
|
36
|
33
|
26
|
26
|
25
|
22
|
28
|
30
|
23
|
28
|
33
|
37
|
26
|
33
|
31
|
20
|
14
|
17
|
19
|
16
|
|
2025/04
|
33
|
46
|
53
|
54
|
26
|
38
|
36
|
51
|
49
|
45
|
40
|
43
|
39
|
37
|
40
|
37
|
27
|
26
|
29
|
22
|
24
|
27
|
27
|
22
|
27
|
50
|
42
|
28
|
38
|
21
|
|
|
2025/03
|
41
|
42
|
31
|
39
|
32
|
18
|
31
|
46
|
51
|
49
|
45
|
45
|
57
|
52
|
31
|
17
|
18
|
13
|
24
|
42
|
52
|
58
|
40
|
29
|
26
|
29
|
32
|
65
|
58
|
53
|
46
|
|
2025/02
|
41
|
33
|
16
|
35
|
47
|
32
|
24
|
26
|
30
|
32
|
36
|
32
|
38
|
43
|
31
|
38
|
32
|
37
|
42
|
29
|
36
|
34
|
33
|
35
|
32
|
31
|
32
|
33
|
|||
|
2025/01
|
58
|
49
|
53
|
51
|
45
|
56
|
43
|
28
|
32
|
35
|
22
|
40
|
44
|
41
|
38
|
54
|
46
|
51
|
49
|
55
|
51
|
50
|
52
|
44
|
30
|
31
|
42
|
47
|
39
|
42
|
34
|
|
2024/12
|
42
|
42
|
42
|
45
|
40
|
40
|
39
|
42
|
34
|
34
|
39
|
50
|
36
|
28
|
35
|
52
|
51
|
42
|
42
|
40
|
44
|
41
|
42
|
46
|
47
|
51
|
57
|
56
|
57
|
50
|
49
|
|
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