Air Quality
Excellent
No health implications.
10
PM2.5
19
PM10
53
O3
0.4
CO
6
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Apr
58
Good
Sun
20 Apr
62
Good
Mon
21 Apr
63
Good
Tue
22 Apr
45
Excellent
Wed
23 Apr
46
Excellent
Thu
24 Apr
48
Excellent
Fri
25 Apr
40
Excellent
Litang Air quality rank
Air quality in the last 12 months (Litang)
|
2025/02
|
15
|
16
|
22
|
24
|
23
|
19
|
19
|
22
|
15
|
18
|
14
|
14
|
13
|
16
|
18
|
15
|
16
|
14
|
14
|
17
|
19
|
16
|
16
|
16
|
18
|
17
|
19
|
31
|
|||
|
2025/01
|
25
|
27
|
28
|
31
|
30
|
27
|
20
|
15
|
16
|
14
|
21
|
19
|
16
|
18
|
17
|
22
|
22
|
37
|
51
|
30
|
25
|
24
|
24
|
17
|
18
|
18
|
13
|
12
|
22
|
13
|
9
|
|
2024/12
|
28
|
25
|
24
|
23
|
24
|
26
|
20
|
24
|
22
|
19
|
27
|
27
|
19
|
23
|
30
|
29
|
30
|
27
|
29
|
30
|
23
|
17
|
29
|
25
|
24
|
27
|
25
|
25
|
27
|
19
|
22
|
|
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
|
|
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