Air Quality
Excellent
No health implications.
13
PM2.5
20
PM10
53
O3
0.6
CO
6
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Sep
38
Excellent
Sun
13 Sep
37
Excellent
Mon
14 Sep
36
Excellent
Tue
15 Sep
37
Excellent
Wed
16 Sep
39
Excellent
Thu
17 Sep
40
Excellent
Fri
18 Sep
33
Excellent
Air quality in the last 12 months (Jianchuan)
|
2026/08
|
13
|
13
|
13
|
19
|
21
|
23
|
25
|
22
|
17
|
17
|
21
|
24
|
22
|
24
|
24
|
19
|
16
|
15
|
18
|
18
|
20
|
19
|
17
|
18
|
24
|
23
|
20
|
20
|
20
|
19
|
23
|
|
2026/07
|
24
|
20
|
19
|
15
|
17
|
16
|
15
|
14
|
18
|
12
|
12
|
18
|
21
|
21
|
21
|
16
|
13
|
13
|
23
|
25
|
30
|
29
|
21
|
30
|
24
|
26
|
24
|
28
|
19
|
15
|
14
|
|
2026/06
|
19
|
18
|
20
|
23
|
25
|
28
|
29
|
27
|
21
|
19
|
22
|
19
|
17
|
15
|
15
|
17
|
16
|
15
|
17
|
17
|
18
|
20
|
17
|
16
|
17
|
16
|
16
|
18
|
18
|
21
|
|
|
2026/05
|
27
|
27
|
23
|
24
|
24
|
29
|
28
|
29
|
29
|
32
|
25
|
29
|
28
|
27
|
26
|
25
|
28
|
29
|
32
|
32
|
28
|
29
|
27
|
30
|
32
|
31
|
30
|
38
|
43
|
22
|
19
|
|
2026/04
|
26
|
27
|
27
|
27
|
29
|
31
|
28
|
27
|
30
|
32
|
33
|
42
|
35
|
41
|
39
|
34
|
35
|
36
|
36
|
30
|
30
|
29
|
31
|
36
|
45
|
42
|
33
|
28
|
27
|
24
|
|
|
2026/03
|
42
|
42
|
40
|
36
|
42
|
67
|
61
|
57
|
55
|
32
|
42
|
56
|
50
|
30
|
25
|
29
|
29
|
28
|
30
|
29
|
30
|
28
|
26
|
27
|
30
|
32
|
31
|
41
|
31
|
28
|
27
|
|
2026/02
|
24
|
20
|
18
|
18
|
20
|
23
|
26
|
24
|
21
|
21
|
22
|
20
|
20
|
21
|
27
|
34
|
39
|
35
|
43
|
36
|
29
|
45
|
31
|
33
|
34
|
34
|
33
|
43
|
|||
|
2026/01
|
31
|
25
|
19
|
18
|
19
|
23
|
23
|
25
|
25
|
24
|
25
|
22
|
24
|
29
|
29
|
24
|
29
|
29
|
24
|
19
|
22
|
27
|
29
|
27
|
23
|
27
|
23
|
25
|
25
|
27
|
26
|
|
2025/12
|
31
|
30
|
32
|
22
|
24
|
24
|
25
|
28
|
26
|
26
|
25
|
25
|
28
|
29
|
24
|
24
|
30
|
27
|
24
|
24
|
30
|
27
|
28
|
26
|
26
|
28
|
24
|
22
|
24
|
22
|
25
|
|
2025/11
|
17
|
14
|
10
|
12
|
17
|
11
|
15
|
18
|
20
|
18
|
19
|
22
|
23
|
25
|
25
|
27
|
24
|
27
|
24
|
20
|
20
|
20
|
18
|
20
|
25
|
31
|
28
|
29
|
28
|
26
|
|
|
2025/10
|
11
|
11
|
11
|
13
|
14
|
14
|
16
|
10
|
12
|
15
|
12
|
12
|
14
|
16
|
17
|
22
|
15
|
12
|
12
|
10
|
14
|
21
|
22
|
22
|
16
|
13
|
17
|
18
|
17
|
18
|
20
|
|
2025/09
|
18
|
14
|
15
|
14
|
17
|
15
|
17
|
16
|
18
|
19
|
16
|
16
|
12
|
14
|
19
|
15
|
14
|
18
|
15
|
14
|
13
|
14
|
14
|
16
|
23
|
21
|
11
|
13
|
14
|
10
|
|
|
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