Air Quality
Excellent
No health implications.
3
PM2.5
8
PM10
93
O3
0.4
CO
9
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 May
65
Good
Sat
18 May
70
Good
Sun
19 May
70
Good
Mon
20 May
73
Good
Tue
21 May
76
Good
Wed
22 May
71
Good
Thu
23 May
71
Good
Air quality in the last 12 months (Dêngqên)
|
2024/02
|
25
|
27
|
31
|
28
|
26
|
27
|
28
|
27
|
28
|
32
|
23
|
25
|
23
|
24
|
26
|
23
|
24
|
24
|
24
|
26
|
34
|
29
|
30
|
31
|
30
|
29
|
26
|
26
|
29
|
||
|
2024/01
|
28
|
22
|
22
|
21
|
24
|
23
|
25
|
23
|
26
|
25
|
24
|
25
|
26
|
23
|
23
|
24
|
22
|
23
|
25
|
24
|
23
|
23
|
23
|
24
|
24
|
22
|
25
|
25
|
24
|
24
|
25
|
|
2023/12
|
25
|
25
|
23
|
21
|
23
|
21
|
25
|
26
|
25
|
24
|
26
|
25
|
22
|
30
|
25
|
29
|
29
|
29
|
26
|
28
|
28
|
25
|
24
|
24
|
27
|
25
|
24
|
25
|
26
|
28
|
25
|
|
2023/11
|
23
|
23
|
22
|
22
|
24
|
23
|
23
|
25
|
24
|
25
|
23
|
25
|
28
|
32
|
26
|
27
|
33
|
31
|
31
|
32
|
28
|
27
|
25
|
23
|
43
|
27
|
30
|
30
|
30
|
26
|
|
|
2023/10
|
22
|
17
|
14
|
17
|
16
|
21
|
20
|
20
|
21
|
20
|
23
|
26
|
24
|
23
|
22
|
23
|
25
|
26
|
25
|
23
|
23
|
23
|
25
|
25
|
23
|
23
|
23
|
23
|
22
|
25
|
23
|
|
2023/09
|
28
|
29
|
26
|
23
|
24
|
23
|
23
|
22
|
21
|
18
|
17
|
19
|
24
|
26
|
24
|
21
|
21
|
18
|
19
|
20
|
15
|
16
|
18
|
18
|
19
|
19
|
17
|
22
|
22
|
22
|
|
|
2023/08
|
19
|
19
|
15
|
15
|
15
|
18
|
19
|
17
|
20
|
19
|
17
|
15
|
17
|
16
|
16
|
18
|
18
|
19
|
22
|
22
|
22
|
25
|
23
|
23
|
15
|
16
|
17
|
17
|
20
|
20
|
22
|
|
2023/07
|
18
|
19
|
26
|
21
|
20
|
20
|
18
|
19
|
21
|
19
|
22
|
19
|
17
|
16
|
17
|
19
|
25
|
26
|
26
|
25
|
29
|
27
|
24
|
19
|
19
|
15
|
19
|
20
|
20
|
21
|
18
|
|
2023/06
|
28
|
31
|
31
|
34
|
34
|
33
|
35
|
33
|
29
|
25
|
25
|
25
|
27
|
26
|
24
|
26
|
29
|
30
|
27
|
28
|
28
|
33
|
36
|
34
|
33
|
31
|
26
|
23
|
21
|
19
|
|
|
2023/05
|
30
|
32
|
33
|
32
|
33
|
31
|
29
|
34
|
35
|
37
|
33
|
32
|
31
|
32
|
34
|
32
|
34
|
34
|
31
|
31
|
33
|
34
|
32
|
33
|
32
|
34
|
31
|
35
|
34
|
33
|
31
|
|
2023/04
|
29
|
33
|
33
|
34
|
30
|
33
|
28
|
30
|
30
|
33
|
30
|
30
|
34
|
72
|
35
|
32
|
31
|
29
|
32
|
33
|
29
|
30
|
31
|
34
|
34
|
32
|
33
|
30
|
28
|
29
|
|
|
2023/03
|
27
|
27
|
26
|
24
|
27
|
29
|
29
|
26
|
28
|
29
|
42
|
25
|
27
|
24
|
26
|
25
|
25
|
27
|
29
|
31
|
25
|
26
|
26
|
27
|
27
|
27
|
27
|
28
|
30
|
29
|
28
|
|
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