Air Quality
Excellent
No health implications.
4
PM2.5
28
PM10
55
O3
0.4
CO
6
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Jun
38
Excellent
Sat
21 Jun
38
Excellent
Sun
22 Jun
40
Excellent
Mon
23 Jun
40
Excellent
Tue
24 Jun
52
Good
Wed
25 Jun
53
Good
Thu
26 Jun
23
Excellent
Air quality in the last 12 months (Deqin)
|
2025/05
|
22
|
20
|
18
|
15
|
19
|
15
|
19
|
24
|
28
|
30
|
32
|
24
|
18
|
18
|
16
|
18
|
23
|
19
|
20
|
17
|
16
|
21
|
17
|
17
|
21
|
19
|
12
|
13
|
16
|
15
|
13
|
|
2025/04
|
49
|
44
|
40
|
38
|
32
|
36
|
41
|
41
|
38
|
37
|
23
|
15
|
17
|
21
|
24
|
17
|
21
|
23
|
24
|
18
|
17
|
19
|
15
|
14
|
26
|
33
|
36
|
38
|
25
|
28
|
|
|
2025/03
|
25
|
16
|
23
|
22
|
25
|
30
|
39
|
38
|
29
|
35
|
35
|
38
|
27
|
16
|
16
|
21
|
16
|
16
|
27
|
36
|
32
|
17
|
20
|
20
|
21
|
17
|
24
|
43
|
52
|
52
|
45
|
|
2025/02
|
25
|
28
|
35
|
35
|
34
|
28
|
32
|
29
|
23
|
28
|
21
|
22
|
22
|
19
|
26
|
23
|
24
|
24
|
19
|
24
|
26
|
22
|
27
|
21
|
26
|
20
|
24
|
38
|
|||
|
2025/01
|
30
|
30
|
30
|
32
|
29
|
29
|
24
|
21
|
21
|
23
|
27
|
28
|
24
|
25
|
24
|
27
|
27
|
28
|
32
|
25
|
30
|
28
|
26
|
19
|
22
|
25
|
22
|
21
|
38
|
23
|
17
|
|
2024/12
|
30
|
28
|
25
|
27
|
28
|
30
|
22
|
30
|
27
|
22
|
33
|
32
|
26
|
28
|
29
|
27
|
33
|
29
|
29
|
31
|
27
|
24
|
27
|
28
|
28
|
31
|
29
|
32
|
33
|
24
|
23
|
|
2024/11
|
24
|
30
|
27
|
23
|
20
|
21
|
21
|
21
|
20
|
26
|
22
|
24
|
26
|
26
|
28
|
27
|
27
|
25
|
22
|
21
|
21
|
22
|
21
|
18
|
24
|
19
|
26
|
23
|
25
|
26
|
|
|
2024/10
|
14
|
12
|
13
|
11
|
13
|
12
|
11
|
13
|
15
|
14
|
13
|
14
|
16
|
19
|
19
|
13
|
17
|
23
|
23
|
24
|
25
|
25
|
27
|
17
|
14
|
21
|
22
|
21
|
20
|
22
|
25
|
|
2024/09
|
16
|
16
|
14
|
14
|
17
|
20
|
21
|
19
|
19
|
16
|
15
|
14
|
16
|
14
|
16
|
16
|
17
|
18
|
20
|
21
|
21
|
22
|
21
|
15
|
12
|
13
|
13
|
13
|
15
|
17
|
|
|
2024/08
|
22
|
19
|
20
|
14
|
15
|
20
|
20
|
18
|
17
|
15
|
17
|
19
|
18
|
26
|
19
|
18
|
15
|
17
|
19
|
16
|
18
|
19
|
28
|
28
|
27
|
28
|
25
|
22
|
23
|
26
|
19
|
|
2024/07
|
15
|
18
|
15
|
13
|
14
|
15
|
13
|
12
|
13
|
14
|
14
|
16
|
15
|
14
|
12
|
12
|
16
|
16
|
16
|
13
|
12
|
13
|
17
|
16
|
17
|
18
|
15
|
17
|
14
|
18
|
22
|
|
2024/06
|
18
|
18
|
16
|
13
|
18
|
16
|
18
|
16
|
16
|
18
|
16
|
15
|
13
|
15
|
14
|
12
|
16
|
13
|
14
|
14
|
18
|
16
|
16
|
14
|
11
|
13
|
14
|
12
|
14
|
17
|
|
|
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