Air Quality
Excellent
No health implications.
27
PM2.5
41
PM10
47
O3
0.6
CO
5
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Dec
43
Excellent
Mon
15 Dec
44
Excellent
Tue
16 Dec
42
Excellent
Wed
17 Dec
42
Excellent
Thu
18 Dec
46
Excellent
Fri
19 Dec
47
Excellent
Sat
20 Dec
35
Excellent
Air quality in the last 12 months (Dêngqên)
|
2025/11
|
12
|
15
|
17
|
17
|
24
|
18
|
40
|
25
|
19
|
22
|
25
|
25
|
21
|
29
|
27
|
24
|
30
|
28
|
29
|
26
|
29
|
23
|
25
|
30
|
28
|
26
|
28
|
34
|
31
|
29
|
|
|
2025/10
|
12
|
14
|
15
|
12
|
12
|
14
|
18
|
16
|
13
|
19
|
15
|
13
|
18
|
22
|
20
|
24
|
21
|
19
|
18
|
18
|
24
|
22
|
22
|
17
|
12
|
12
|
18
|
22
|
13
|
18
|
16
|
|
2025/09
|
14
|
11
|
14
|
12
|
11
|
14
|
13
|
15
|
11
|
12
|
12
|
18
|
20
|
21
|
14
|
11
|
10
|
12
|
16
|
10
|
9
|
10
|
20
|
21
|
17
|
17
|
19
|
16
|
15
|
19
|
|
|
2025/08
|
14
|
13
|
11
|
12
|
19
|
19
|
17
|
17
|
10
|
12
|
21
|
19
|
20
|
22
|
14
|
15
|
16
|
12
|
14
|
19
|
10
|
9
|
10
|
11
|
12
|
12
|
10
|
9
|
10
|
11
|
16
|
|
2025/07
|
16
|
13
|
16
|
12
|
14
|
16
|
20
|
19
|
21
|
23
|
23
|
19
|
13
|
18
|
16
|
16
|
15
|
21
|
14
|
11
|
14
|
16
|
13
|
15
|
16
|
12
|
10
|
11
|
13
|
13
|
21
|
|
2025/06
|
14
|
10
|
10
|
11
|
13
|
14
|
13
|
12
|
19
|
20
|
22
|
22
|
20
|
23
|
28
|
20
|
14
|
9
|
8
|
10
|
18
|
26
|
22
|
12
|
17
|
17
|
27
|
29
|
21
|
35
|
|
|
2025/05
|
21
|
15
|
11
|
16
|
18
|
13
|
19
|
40
|
35
|
26
|
25
|
28
|
15
|
20
|
9
|
10
|
10
|
13
|
16
|
16
|
21
|
31
|
21
|
24
|
26
|
17
|
13
|
15
|
21
|
13
|
9
|
|
2025/04
|
30
|
36
|
23
|
22
|
16
|
24
|
30
|
30
|
17
|
18
|
12
|
15
|
15
|
16
|
26
|
27
|
24
|
37
|
36
|
26
|
21
|
25
|
18
|
16
|
14
|
12
|
16
|
14
|
15
|
19
|
|
|
2025/03
|
17
|
26
|
23
|
37
|
23
|
39
|
44
|
21
|
14
|
20
|
19
|
14
|
15
|
17
|
14
|
20
|
20
|
18
|
22
|
16
|
21
|
18
|
29
|
20
|
17
|
34
|
29
|
28
|
33
|
85
|
36
|
|
2025/02
|
26
|
30
|
27
|
31
|
30
|
26
|
23
|
22
|
19
|
18
|
18
|
17
|
15
|
21
|
24
|
22
|
17
|
16
|
17
|
16
|
16
|
20
|
17
|
16
|
16
|
17
|
22
|
36
|
|||
|
2025/01
|
23
|
18
|
20
|
22
|
23
|
25
|
24
|
15
|
15
|
20
|
28
|
25
|
19
|
15
|
17
|
19
|
24
|
23
|
22
|
26
|
24
|
24
|
43
|
31
|
59
|
61
|
45
|
56
|
56
|
34
|
18
|
|
2024/12
|
22
|
27
|
26
|
32
|
27
|
29
|
26
|
26
|
24
|
33
|
33
|
42
|
35
|
26
|
21
|
29
|
35
|
27
|
28
|
27
|
19
|
17
|
19
|
21
|
19
|
18
|
20
|
21
|
24
|
16
|
16
|
|
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