Air Quality
Excellent
No health implications.
6
PM2.5
12
PM10
25
O3
0.5
CO
4
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Sep
47
Excellent
Mon
28 Sep
44
Excellent
Tue
29 Sep
44
Excellent
Wed
30 Sep
54
Good
Thu
1 Oct
42
Excellent
Fri
2 Oct
42
Excellent
Sat
3 Oct
19
Excellent
Air quality in the last 12 months (Dêngqên)
|
2026/08
|
24
|
24
|
30
|
31
|
32
|
31
|
32
|
32
|
29
|
27
|
25
|
26
|
31
|
27
|
25
|
22
|
19
|
22
|
22
|
21
|
20
|
17
|
16
|
17
|
17
|
18
|
22
|
21
|
20
|
21
|
20
|
|
2026/07
|
32
|
33
|
32
|
34
|
33
|
29
|
26
|
22
|
20
|
18
|
19
|
17
|
17
|
17
|
17
|
19
|
19
|
30
|
35
|
33
|
31
|
29
|
31
|
25
|
26
|
29
|
27
|
26
|
27
|
22
|
21
|
|
2026/06
|
29
|
31
|
30
|
27
|
30
|
30
|
31
|
31
|
30
|
31
|
31
|
29
|
32
|
31
|
30
|
30
|
33
|
30
|
26
|
27
|
25
|
26
|
27
|
26
|
26
|
24
|
22
|
27
|
26
|
27
|
|
|
2026/05
|
30
|
30
|
31
|
31
|
30
|
37
|
34
|
34
|
33
|
32
|
28
|
30
|
31
|
28
|
31
|
30
|
30
|
34
|
29
|
31
|
27
|
27
|
28
|
33
|
33
|
31
|
35
|
38
|
32
|
31
|
30
|
|
2026/04
|
25
|
27
|
30
|
25
|
25
|
31
|
34
|
34
|
34
|
36
|
40
|
37
|
34
|
33
|
33
|
31
|
28
|
27
|
25
|
28
|
29
|
39
|
36
|
27
|
31
|
28
|
31
|
31
|
28
|
27
|
|
|
2026/03
|
31
|
28
|
30
|
32
|
45
|
37
|
41
|
41
|
30
|
26
|
31
|
38
|
29
|
28
|
26
|
25
|
29
|
30
|
29
|
27
|
31
|
33
|
31
|
27
|
33
|
32
|
27
|
26
|
30
|
29
|
29
|
|
2026/02
|
21
|
24
|
21
|
24
|
23
|
22
|
21
|
21
|
26
|
42
|
21
|
19
|
20
|
20
|
21
|
20
|
25
|
38
|
19
|
21
|
16
|
17
|
19
|
18
|
17
|
18
|
18
|
18
|
|||
|
2026/01
|
24
|
22
|
19
|
20
|
20
|
22
|
21
|
26
|
31
|
29
|
19
|
22
|
26
|
41
|
28
|
24
|
25
|
33
|
30
|
25
|
28
|
22
|
25
|
30
|
35
|
23
|
22
|
22
|
27
|
17
|
21
|
|
2025/12
|
32
|
36
|
28
|
26
|
27
|
29
|
32
|
35
|
30
|
25
|
29
|
48
|
44
|
27
|
33
|
30
|
31
|
29
|
42
|
40
|
33
|
39
|
38
|
30
|
28
|
28
|
32
|
28
|
27
|
25
|
31
|
|
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
|
|
|
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