Air Quality
Excellent
No health implications.
14
PM2.5
19
PM10
34
O3
0.6
CO
11
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Dec
50
Excellent
Tue
30 Dec
50
Excellent
Wed
31 Dec
49
Excellent
Thu
1 Jan
48
Excellent
Fri
2 Jan
46
Excellent
Sat
3 Jan
50
Excellent
Sun
4 Jan
18
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