Air Quality
Excellent
No health implications.
17
PM2.5
25
PM10
67
O3
0.5
CO
5
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Nov
39
Excellent
Sat
15 Nov
33
Excellent
Sun
16 Nov
35
Excellent
Mon
17 Nov
38
Excellent
Tue
18 Nov
34
Excellent
Wed
19 Nov
38
Excellent
Thu
20 Nov
34
Excellent
Derong Air quality rank
Air quality in the last 12 months (Derong)
|
2025/10
|
18
|
17
|
18
|
15
|
15
|
18
|
19
|
17
|
16
|
15
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
21
|
19
|
15
|
22
|
20
|
21
|
19
|
20
|
14
|
23
|
24
|
24
|
22
|
21
|
|
2025/09
|
15
|
17
|
16
|
14
|
15
|
14
|
14
|
13
|
15
|
13
|
14
|
17
|
21
|
21
|
21
|
15
|
13
|
14
|
15
|
15
|
14
|
17
|
14
|
22
|
23
|
23
|
18
|
15
|
15
|
17
|
|
|
2025/08
|
19
|
19
|
20
|
20
|
18
|
21
|
20
|
20
|
17
|
15
|
17
|
17
|
17
|
18
|
18
|
18
|
17
|
16
|
16
|
18
|
16
|
16
|
15
|
14
|
12
|
17
|
18
|
16
|
15
|
13
|
14
|
|
2025/07
|
21
|
17
|
18
|
16
|
14
|
16
|
16
|
19
|
21
|
24
|
25
|
19
|
22
|
17
|
16
|
21
|
24
|
25
|
17
|
19
|
18
|
18
|
16
|
19
|
20
|
16
|
18
|
18
|
20
|
18
|
17
|
|
2025/06
|
13
|
15
|
18
|
22
|
20
|
18
|
21
|
18
|
18
|
21
|
20
|
23
|
23
|
23
|
21
|
20
|
16
|
18
|
13
|
12
|
16
|
19
|
18
|
14
|
16
|
17
|
20
|
23
|
19
|
23
|
|
|
2025/05
|
22
|
21
|
18
|
15
|
19
|
15
|
18
|
25
|
29
|
30
|
32
|
24
|
18
|
19
|
15
|
18
|
22
|
19
|
19
|
18
|
16
|
22
|
17
|
16
|
22
|
19
|
12
|
13
|
17
|
16
|
13
|
|
2025/04
|
47
|
43
|
41
|
37
|
30
|
35
|
40
|
40
|
37
|
38
|
23
|
14
|
16
|
20
|
23
|
17
|
21
|
22
|
25
|
18
|
17
|
19
|
13
|
14
|
25
|
33
|
36
|
38
|
26
|
28
|
|
|
2025/03
|
23
|
16
|
24
|
23
|
24
|
29
|
39
|
37
|
29
|
34
|
34
|
38
|
26
|
16
|
16
|
21
|
16
|
16
|
27
|
35
|
30
|
18
|
22
|
21
|
22
|
17
|
23
|
44
|
47
|
51
|
44
|
|
2025/02
|
23
|
26
|
32
|
34
|
33
|
27
|
30
|
29
|
22
|
27
|
20
|
21
|
21
|
19
|
26
|
22
|
23
|
22
|
19
|
24
|
25
|
22
|
26
|
20
|
25
|
20
|
24
|
36
|
|||
|
2025/01
|
30
|
30
|
31
|
32
|
31
|
30
|
24
|
20
|
21
|
23
|
27
|
28
|
24
|
26
|
24
|
27
|
27
|
30
|
35
|
26
|
29
|
27
|
25
|
20
|
21
|
22
|
20
|
19
|
30
|
18
|
14
|
|
2024/12
|
30
|
28
|
25
|
28
|
29
|
30
|
21
|
30
|
27
|
22
|
33
|
32
|
25
|
28
|
30
|
29
|
34
|
29
|
29
|
32
|
27
|
23
|
28
|
28
|
28
|
31
|
29
|
32
|
33
|
23
|
23
|
|
2024/11
|
24
|
29
|
27
|
22
|
20
|
21
|
21
|
22
|
20
|
27
|
22
|
25
|
27
|
26
|
29
|
27
|
26
|
25
|
23
|
21
|
21
|
21
|
21
|
17
|
25
|
19
|
26
|
23
|
24
|
27
|
|
|
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