Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 May
Tue
19 May
Wed
20 May
Thu
21 May
Fri
22 May
Sat
23 May
Sun
24 May
Real-time AQI (Monitoring Station in Diqing Prefecture)
迪庆州站
346
PM2.5
14
PM10
106
O3
0.8
CO
8
SO2
6
NO2
质量技术监督局
367
PM2.5
21
PM10
114
O3
0.4
CO
9
SO2
7
NO2
Air quality in the last 12 months (Diqing Prefecture)
|
2026/04
|
27
|
28
|
24
|
26
|
28
|
32
|
30
|
35
|
36
|
37
|
35
|
34
|
41
|
41
|
38
|
31
|
30
|
31
|
33
|
30
|
30
|
29
|
29
|
28
|
33
|
35
|
34
|
29
|
23
|
26
|
|
|
2026/03
|
36
|
38
|
36
|
31
|
32
|
40
|
47
|
46
|
39
|
35
|
32
|
37
|
30
|
28
|
28
|
30
|
31
|
30
|
31
|
30
|
34
|
31
|
31
|
30
|
32
|
34
|
31
|
35
|
32
|
28
|
26
|
|
2026/02
|
25
|
25
|
22
|
19
|
22
|
24
|
24
|
22
|
21
|
23
|
24
|
25
|
25
|
23
|
22
|
28
|
38
|
20
|
27
|
25
|
29
|
33
|
29
|
29
|
28
|
24
|
27
|
32
|
|||
|
2026/01
|
44
|
29
|
22
|
26
|
29
|
26
|
26
|
36
|
33
|
30
|
26
|
32
|
32
|
31
|
29
|
30
|
32
|
31
|
33
|
27
|
27
|
29
|
33
|
33
|
33
|
28
|
26
|
30
|
34
|
24
|
26
|
|
2025/12
|
34
|
35
|
36
|
37
|
33
|
36
|
34
|
40
|
38
|
38
|
34
|
40
|
36
|
36
|
34
|
36
|
41
|
29
|
34
|
34
|
34
|
37
|
35
|
31
|
24
|
32
|
36
|
35
|
33
|
26
|
37
|
|
2025/11
|
15
|
17
|
20
|
22
|
26
|
16
|
28
|
32
|
25
|
25
|
26
|
28
|
24
|
27
|
33
|
36
|
32
|
33
|
32
|
27
|
25
|
29
|
22
|
31
|
24
|
35
|
38
|
35
|
35
|
34
|
|
|
2025/10
|
17
|
19
|
17
|
18
|
18
|
20
|
23
|
20
|
18
|
20
|
18
|
27
|
23
|
24
|
26
|
25
|
25
|
24
|
26
|
18
|
24
|
24
|
27
|
21
|
24
|
19
|
28
|
28
|
31
|
24
|
16
|
|
2025/09
|
17
|
20
|
19
|
18
|
18
|
17
|
17
|
16
|
17
|
17
|
16
|
17
|
21
|
24
|
25
|
17
|
15
|
15
|
17
|
18
|
17
|
21
|
17
|
22
|
26
|
23
|
18
|
18
|
17
|
18
|
|
|
2025/08
|
21
|
21
|
20
|
21
|
19
|
22
|
21
|
21
|
19
|
16
|
17
|
17
|
17
|
21
|
18
|
21
|
17
|
17
|
18
|
21
|
18
|
15
|
16
|
15
|
16
|
21
|
21
|
19
|
17
|
14
|
17
|
|
2025/07
|
22
|
19
|
21
|
19
|
17
|
18
|
18
|
18
|
24
|
25
|
25
|
19
|
23
|
20
|
17
|
26
|
25
|
29
|
19
|
22
|
21
|
20
|
18
|
20
|
20
|
17
|
19
|
20
|
24
|
22
|
20
|
|
2025/06
|
16
|
18
|
21
|
32
|
26
|
20
|
26
|
22
|
21
|
18
|
22
|
24
|
25
|
26
|
20
|
18
|
16
|
18
|
16
|
17
|
15
|
19
|
17
|
14
|
17
|
20
|
22
|
24
|
20
|
22
|
|
|
2025/05
|
22
|
24
|
23
|
18
|
19
|
20
|
21
|
24
|
31
|
31
|
32
|
23
|
19
|
21
|
19
|
23
|
28
|
24
|
23
|
22
|
19
|
23
|
18
|
16
|
21
|
20
|
15
|
17
|
18
|
15
|
15
|
|
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
*: primary pollution