Air Quality
Excellent
No health implications.
16
PM2.5
34
PM10
33
O3
0.8
CO
6
SO2
35
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Dec
27
Excellent
Wed
25 Dec
25
Excellent
Thu
26 Dec
27
Excellent
Fri
27 Dec
27
Excellent
Sat
28 Dec
26
Excellent
Sun
29 Dec
48
Excellent
Mon
30 Dec
31
Excellent
Air quality in the last 12 months (Litang)
|
2024/11
|
16
|
20
|
20
|
16
|
15
|
16
|
19
|
20
|
19
|
24
|
21
|
21
|
25
|
24
|
25
|
26
|
19
|
22
|
20
|
17
|
17
|
16
|
14
|
15
|
29
|
20
|
20
|
18
|
20
|
26
|
|
|
2024/10
|
12
|
11
|
11
|
10
|
11
|
9
|
11
|
12
|
11
|
9
|
9
|
11
|
14
|
17
|
13
|
9
|
16
|
15
|
14
|
22
|
24
|
23
|
21
|
18
|
14
|
15
|
15
|
18
|
19
|
16
|
18
|
|
2024/09
|
14
|
13
|
10
|
11
|
14
|
15
|
15
|
13
|
11
|
12
|
14
|
12
|
14
|
12
|
12
|
11
|
11
|
14
|
18
|
17
|
14
|
14
|
14
|
12
|
12
|
14
|
14
|
15
|
14
|
14
|
|
|
2024/08
|
20
|
20
|
18
|
16
|
16
|
20
|
21
|
21
|
21
|
17
|
23
|
19
|
16
|
24
|
21
|
15
|
14
|
16
|
16
|
15
|
15
|
17
|
24
|
26
|
26
|
26
|
25
|
23
|
24
|
23
|
18
|
|
2024/07
|
18
|
18
|
13
|
12
|
14
|
16
|
15
|
13
|
12
|
13
|
12
|
19
|
17
|
12
|
12
|
13
|
15
|
13
|
14
|
11
|
9
|
11
|
19
|
16
|
14
|
16
|
15
|
14
|
12
|
16
|
19
|
|
2024/06
|
20
|
16
|
15
|
14
|
16
|
13
|
13
|
12
|
11
|
14
|
12
|
15
|
13
|
16
|
16
|
12
|
13
|
12
|
11
|
11
|
15
|
12
|
15
|
12
|
15
|
12
|
14
|
12
|
15
|
15
|
|
|
2024/05
|
13
|
17
|
21
|
24
|
24
|
17
|
20
|
11
|
14
|
12
|
12
|
12
|
15
|
13
|
10
|
11
|
9
|
18
|
28
|
23
|
20
|
16
|
18
|
20
|
22
|
23
|
12
|
11
|
12
|
12
|
19
|
|
2024/04
|
13
|
17
|
19
|
15
|
16
|
14
|
15
|
15
|
14
|
22
|
20
|
20
|
18
|
22
|
17
|
29
|
19
|
23
|
37
|
16
|
12
|
14
|
16
|
14
|
14
|
21
|
19
|
22
|
18
|
17
|
|
|
2024/03
|
20
|
25
|
23
|
17
|
16
|
19
|
13
|
12
|
12
|
15
|
17
|
18
|
18
|
15
|
17
|
15
|
17
|
20
|
37
|
37
|
17
|
14
|
13
|
14
|
17
|
14
|
15
|
15
|
15
|
14
|
15
|
|
2024/02
|
24
|
26
|
24
|
25
|
24
|
21
|
20
|
22
|
24
|
26
|
21
|
21
|
19
|
22
|
23
|
20
|
19
|
21
|
21
|
22
|
24
|
21
|
21
|
22
|
22
|
24
|
23
|
23
|
21
|
||
|
2024/01
|
23
|
18
|
16
|
18
|
20
|
21
|
24
|
23
|
25
|
23
|
22
|
25
|
23
|
30
|
29
|
22
|
24
|
21
|
25
|
24
|
22
|
21
|
18
|
20
|
24
|
22
|
22
|
20
|
23
|
23
|
23
|
|
2023/12
|
23
|
22
|
20
|
22
|
20
|
20
|
23
|
21
|
19
|
19
|
24
|
22
|
23
|
23
|
39
|
29
|
24
|
25
|
27
|
29
|
32
|
25
|
25
|
22
|
19
|
22
|
24
|
23
|
24
|
19
|
23
|
|
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