Sichuan - China   2025-09-18   Thursday   28.71N, 99.29E

Derong

Sichuan - China
2025-09-18

Air Quality

Excellent

No health implications.

8

PM2.5

20

PM10

35

O3

0.4

CO

7

SO2

7

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

18 Sep

33 Excellent

Fri

19 Sep

38 Excellent

Sat

20 Sep

32 Excellent

Sun

21 Sep

38 Excellent

Mon

22 Sep

34 Excellent

Tue

23 Sep

37 Excellent

Wed

24 Sep

28 Excellent

Derong Air quality rank

Monthly Average AQI (Derong)

2020/09 - 2025/08

Air quality in the last 12 months (Derong)

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
2024/10
15
12
13
11
13
11
11
13
14
13
13
14
16
18
19
12
18
23
22
25
25
25
26
17
15
21
21
21
21
23
24
2024/09
17
16
14
14
17
21
21
18
18
16
15
14
16
14
16
16
16
19
21
21
21
22
21
16
12
13
13
13
15
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