Air Quality
Excellent
No health implications.
15
PM2.5
37
PM10
71
O3
0.7
CO
6
SO2
22
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Jan
40
Excellent
Fri
30 Jan
39
Excellent
Sat
31 Jan
38
Excellent
Sun
1 Feb
36
Excellent
Mon
2 Feb
45
Excellent
Tue
3 Feb
45
Excellent
Wed
4 Feb
16
Excellent
Air quality in the last 12 months (Dêngqên)
|
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
|
|
|
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
|
|
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