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
1 May
Fri
2 May
Sat
3 May
Sun
4 May
Mon
5 May
Tue
6 May
Wed
7 May
Real-time AQI (Monitoring Station in Diqing Prefecture)
迪庆州站
3511
PM2.5
21
PM10
111
O3
0.3
CO
4
SO2
9
NO2
质量技术监督局
379
PM2.5
18
PM10
118
O3
0.4
CO
3
SO2
8
NO2
Air quality in the last 12 months (Diqing Prefecture)
|
2025/02
|
25
|
29
|
36
|
38
|
36
|
28
|
34
|
31
|
26
|
28
|
23
|
26
|
27
|
21
|
30
|
25
|
26
|
28
|
22
|
25
|
27
|
24
|
30
|
24
|
31
|
22
|
27
|
30
|
|||
|
2025/01
|
32
|
33
|
36
|
35
|
37
|
30
|
28
|
23
|
22
|
26
|
29
|
31
|
25
|
29
|
30
|
29
|
31
|
28
|
30
|
27
|
31
|
29
|
31
|
23
|
22
|
24
|
23
|
25
|
33
|
19
|
15
|
|
2024/12
|
31
|
32
|
29
|
32
|
29
|
32
|
22
|
34
|
33
|
29
|
36
|
33
|
30
|
29
|
31
|
30
|
33
|
32
|
28
|
29
|
32
|
20
|
26
|
31
|
31
|
32
|
31
|
37
|
33
|
25
|
26
|
|
2024/11
|
29
|
39
|
33
|
30
|
27
|
28
|
21
|
25
|
24
|
30
|
28
|
27
|
27
|
30
|
33
|
30
|
34
|
31
|
29
|
30
|
25
|
27
|
26
|
18
|
21
|
20
|
30
|
30
|
30
|
28
|
|
|
2024/10
|
16
|
14
|
15
|
14
|
16
|
16
|
16
|
16
|
16
|
17
|
17
|
18
|
19
|
19
|
23
|
17
|
19
|
30
|
30
|
27
|
28
|
27
|
28
|
19
|
18
|
24
|
26
|
25
|
26
|
28
|
32
|
|
2024/09
|
20
|
20
|
17
|
16
|
18
|
23
|
26
|
24
|
19
|
18
|
17
|
17
|
18
|
18
|
19
|
20
|
19
|
21
|
23
|
26
|
26
|
27
|
26
|
21
|
15
|
16
|
14
|
16
|
19
|
19
|
|
|
2024/08
|
26
|
25
|
24
|
19
|
17
|
22
|
23
|
19
|
20
|
15
|
19
|
22
|
24
|
32
|
23
|
23
|
17
|
19
|
21
|
22
|
27
|
27
|
34
|
32
|
32
|
34
|
31
|
27
|
28
|
31
|
22
|
|
2024/07
|
17
|
20
|
17
|
16
|
16
|
16
|
15
|
15
|
16
|
18
|
17
|
17
|
16
|
15
|
14
|
15
|
16
|
16
|
16
|
22
|
16
|
16
|
18
|
18
|
20
|
23
|
19
|
20
|
16
|
19
|
24
|
|
2024/06
|
23
|
23
|
18
|
18
|
23
|
20
|
21
|
19
|
22
|
20
|
19
|
18
|
17
|
18
|
16
|
15
|
17
|
16
|
16
|
15
|
19
|
19
|
19
|
18
|
14
|
16
|
15
|
15
|
16
|
18
|
|
|
2024/05
|
27
|
35
|
33
|
32
|
34
|
25
|
40
|
24
|
25
|
22
|
21
|
19
|
28
|
24
|
24
|
27
|
25
|
28
|
39
|
23
|
24
|
20
|
22
|
26
|
24
|
25
|
14
|
13
|
14
|
20
|
18
|
|
2024/04
|
15
|
35
|
50
|
34
|
26
|
25
|
25
|
28
|
28
|
36
|
32
|
33
|
36
|
37
|
29
|
41
|
36
|
32
|
30
|
25
|
18
|
28
|
40
|
28
|
23
|
38
|
29
|
38
|
20
|
31
|
|
|
2024/03
|
25
|
30
|
29
|
24
|
27
|
31
|
28
|
23
|
26
|
28
|
29
|
40
|
39
|
35
|
36
|
39
|
38
|
34
|
37
|
34
|
26
|
24
|
17
|
16
|
19
|
23
|
21
|
21
|
22
|
22
|
21
|
|
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