Air Quality
Excellent
No health implications.
24
PM2.5
24
PM10
98
O3
0.7
CO
5
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Feb
50
Excellent
Tue
24 Feb
48
Excellent
Wed
25 Feb
44
Excellent
Thu
26 Feb
30
Excellent
Fri
27 Feb
37
Excellent
Sat
28 Feb
20
Excellent
Sun
1 Mar
41
Excellent
Deqin Air quality rank
Air quality in the last 12 months (Deqin)
|
2026/01
|
35
|
24
|
20
|
24
|
26
|
26
|
23
|
32
|
29
|
27
|
23
|
26
|
26
|
29
|
27
|
27
|
23
|
30
|
31
|
29
|
27
|
25
|
30
|
29
|
31
|
25
|
22
|
24
|
28
|
23
|
25
|
|
2025/12
|
30
|
30
|
29
|
29
|
30
|
32
|
32
|
31
|
30
|
32
|
28
|
32
|
32
|
32
|
29
|
31
|
32
|
26
|
27
|
30
|
33
|
37
|
32
|
29
|
27
|
31
|
30
|
31
|
30
|
30
|
32
|
|
2025/11
|
18
|
15
|
17
|
18
|
21
|
13
|
22
|
26
|
22
|
22
|
22
|
23
|
21
|
25
|
31
|
31
|
29
|
26
|
28
|
24
|
23
|
25
|
20
|
24
|
24
|
27
|
30
|
30
|
30
|
31
|
|
|
2025/10
|
18
|
17
|
18
|
15
|
16
|
18
|
19
|
17
|
17
|
16
|
15
|
16
|
17
|
18
|
19
|
20
|
22
|
21
|
19
|
15
|
22
|
21
|
21
|
20
|
20
|
15
|
23
|
24
|
24
|
23
|
23
|
|
2025/09
|
15
|
17
|
16
|
15
|
15
|
14
|
14
|
14
|
15
|
14
|
14
|
17
|
20
|
20
|
21
|
15
|
13
|
14
|
15
|
15
|
14
|
17
|
14
|
22
|
23
|
23
|
18
|
15
|
15
|
16
|
|
|
2025/08
|
18
|
18
|
18
|
19
|
17
|
20
|
19
|
19
|
16
|
14
|
17
|
16
|
16
|
17
|
18
|
18
|
17
|
16
|
16
|
18
|
16
|
16
|
15
|
14
|
12
|
16
|
18
|
16
|
15
|
13
|
15
|
|
2025/07
|
20
|
17
|
18
|
16
|
14
|
16
|
16
|
18
|
21
|
24
|
24
|
19
|
21
|
17
|
15
|
20
|
23
|
24
|
18
|
19
|
18
|
18
|
16
|
19
|
19
|
15
|
16
|
18
|
20
|
18
|
16
|
|
2025/06
|
13
|
14
|
18
|
22
|
21
|
18
|
21
|
19
|
18
|
20
|
20
|
22
|
23
|
23
|
21
|
19
|
15
|
17
|
13
|
13
|
16
|
19
|
17
|
14
|
16
|
17
|
20
|
23
|
18
|
23
|
|
|
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
|
|||
|
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