Air Quality
Excellent
No health implications.
18
PM2.5
26
PM10
50
O3
1.0
CO
5
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 Jan
31
Excellent
Fri
10 Jan
34
Excellent
Sat
11 Jan
32
Excellent
Sun
12 Jan
37
Excellent
Mon
13 Jan
31
Excellent
Tue
14 Jan
25
Excellent
Wed
15 Jan
44
Excellent
Air quality in the last 12 months (Jianchuan)
|
2024/12
|
24
|
22
|
19
|
20
|
20
|
21
|
22
|
21
|
19
|
23
|
27
|
32
|
24
|
20
|
18
|
20
|
29
|
34
|
23
|
18
|
26
|
22
|
28
|
28
|
26
|
30
|
37
|
40
|
21
|
23
|
25
|
|
2024/11
|
28
|
33
|
26
|
28
|
21
|
25
|
15
|
13
|
18
|
22
|
23
|
17
|
22
|
25
|
27
|
30
|
34
|
31
|
24
|
27
|
19
|
24
|
22
|
19
|
22
|
25
|
26
|
27
|
27
|
23
|
|
|
2024/10
|
15
|
14
|
17
|
18
|
15
|
17
|
16
|
17
|
17
|
20
|
18
|
20
|
19
|
22
|
21
|
18
|
17
|
24
|
30
|
23
|
33
|
29
|
25
|
15
|
15
|
27
|
25
|
39
|
30
|
24
|
25
|
|
2024/09
|
17
|
18
|
19
|
17
|
15
|
19
|
27
|
27
|
21
|
15
|
18
|
17
|
22
|
25
|
22
|
23
|
20
|
20
|
25
|
26
|
28
|
26
|
25
|
27
|
25
|
20
|
19
|
16
|
15
|
18
|
|
|
2024/08
|
18
|
25
|
18
|
13
|
14
|
20
|
19
|
17
|
19
|
14
|
16
|
24
|
20
|
32
|
34
|
23
|
24
|
18
|
14
|
19
|
22
|
25
|
30
|
28
|
23
|
24
|
24
|
25
|
27
|
30
|
17
|
|
2024/07
|
11
|
17
|
14
|
14
|
14
|
16
|
16
|
14
|
13
|
13
|
17
|
13
|
20
|
18
|
18
|
17
|
21
|
19
|
20
|
23
|
14
|
18
|
14
|
17
|
17
|
19
|
21
|
24
|
21
|
17
|
19
|
|
2024/06
|
35
|
29
|
26
|
26
|
25
|
24
|
21
|
22
|
24
|
22
|
29
|
21
|
16
|
15
|
14
|
21
|
22
|
22
|
24
|
28
|
27
|
27
|
20
|
15
|
14
|
22
|
20
|
13
|
14
|
10
|
|
|
2024/05
|
34
|
28
|
29
|
44
|
45
|
29
|
30
|
29
|
25
|
24
|
28
|
25
|
28
|
26
|
25
|
27
|
26
|
32
|
34
|
17
|
24
|
24
|
20
|
26
|
20
|
16
|
13
|
14
|
16
|
32
|
34
|
|
2024/04
|
17
|
26
|
42
|
33
|
26
|
34
|
31
|
32
|
35
|
30
|
33
|
39
|
41
|
44
|
39
|
51
|
52
|
42
|
40
|
33
|
24
|
39
|
50
|
36
|
27
|
34
|
44
|
43
|
25
|
39
|
|
|
2024/03
|
27
|
26
|
24
|
27
|
27
|
26
|
25
|
26
|
20
|
25
|
31
|
44
|
49
|
43
|
44
|
40
|
42
|
39
|
41
|
38
|
33
|
23
|
17
|
23
|
20
|
29
|
22
|
23
|
27
|
29
|
25
|
|
2024/02
|
29
|
41
|
25
|
26
|
27
|
29
|
27
|
28
|
41
|
58
|
43
|
28
|
27
|
26
|
26
|
28
|
28
|
28
|
27
|
28
|
29
|
33
|
34
|
29
|
28
|
30
|
28
|
27
|
27
|
||
|
2024/01
|
24
|
24
|
23
|
21
|
24
|
24
|
26
|
25
|
27
|
33
|
41
|
37
|
39
|
33
|
32
|
45
|
26
|
26
|
26
|
30
|
33
|
30
|
32
|
34
|
29
|
24
|
25
|
23
|
25
|
25
|
25
|
|
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