Air Quality
Excellent
No health implications.
2
PM2.5
8
PM10
37
O3
0.2
CO
8
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 May
51
Good
Thu
14 May
48
Excellent
Fri
15 May
51
Good
Sat
16 May
50
Excellent
Sun
17 May
51
Good
Mon
18 May
45
Excellent
Tue
19 May
23
Excellent
Air quality in the last 12 months (Derong)
|
2026/04
|
23
|
24
|
22
|
22
|
23
|
27
|
27
|
31
|
31
|
36
|
32
|
32
|
37
|
37
|
34
|
27
|
27
|
27
|
29
|
26
|
26
|
27
|
28
|
26
|
29
|
30
|
31
|
28
|
22
|
22
|
|
|
2026/03
|
31
|
34
|
33
|
30
|
30
|
34
|
43
|
42
|
35
|
32
|
28
|
30
|
28
|
27
|
25
|
26
|
29
|
29
|
28
|
26
|
28
|
27
|
28
|
25
|
29
|
29
|
28
|
29
|
28
|
25
|
23
|
|
2026/02
|
23
|
22
|
22
|
18
|
18
|
22
|
21
|
18
|
21
|
19
|
21
|
21
|
22
|
17
|
19
|
22
|
26
|
38
|
23
|
21
|
24
|
27
|
22
|
25
|
22
|
18
|
22
|
28
|
|||
|
2026/01
|
36
|
24
|
20
|
24
|
26
|
25
|
22
|
32
|
30
|
27
|
22
|
26
|
26
|
29
|
27
|
27
|
24
|
30
|
32
|
30
|
29
|
26
|
30
|
29
|
31
|
26
|
23
|
24
|
27
|
21
|
23
|
|
2025/12
|
31
|
30
|
29
|
29
|
30
|
32
|
32
|
30
|
30
|
33
|
28
|
33
|
33
|
32
|
29
|
31
|
32
|
26
|
28
|
31
|
33
|
37
|
32
|
29
|
26
|
31
|
31
|
32
|
30
|
30
|
33
|
|
2025/11
|
16
|
15
|
17
|
18
|
22
|
13
|
22
|
26
|
22
|
22
|
22
|
23
|
21
|
25
|
31
|
31
|
29
|
26
|
27
|
24
|
23
|
25
|
21
|
25
|
24
|
28
|
29
|
30
|
30
|
31
|
|
|
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
|
|
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