Air Quality
Excellent
No health implications.
5
PM2.5
7
PM10
25
O3
0.3
CO
4
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
6 Sep
47
Excellent
Mon
7 Sep
47
Excellent
Tue
8 Sep
42
Excellent
Wed
9 Sep
57
Good
Thu
10 Sep
49
Excellent
Fri
11 Sep
15
Excellent
Sat
12 Sep
47
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