Air Quality
Excellent
No health implications.
13
PM2.5
17
PM10
36
O3
0.7
CO
7
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Nov
33
Excellent
Sun
2 Nov
37
Excellent
Mon
3 Nov
35
Excellent
Tue
4 Nov
35
Excellent
Wed
5 Nov
33
Excellent
Thu
6 Nov
33
Excellent
Fri
7 Nov
26
Excellent
Air quality in the last 12 months (Jianchuan)
|
2025/08
|
19
|
16
|
14
|
16
|
15
|
21
|
17
|
18
|
14
|
17
|
16
|
14
|
14
|
21
|
24
|
20
|
16
|
16
|
26
|
16
|
12
|
11
|
13
|
12
|
12
|
20
|
20
|
17
|
14
|
15
|
17
|
|
2025/07
|
16
|
18
|
14
|
15
|
12
|
12
|
13
|
13
|
15
|
20
|
20
|
22
|
20
|
26
|
18
|
21
|
23
|
24
|
19
|
24
|
18
|
20
|
18
|
17
|
14
|
11
|
10
|
18
|
21
|
22
|
16
|
|
2025/06
|
11
|
19
|
12
|
32
|
29
|
19
|
17
|
22
|
21
|
18
|
24
|
24
|
32
|
24
|
14
|
18
|
11
|
10
|
10
|
14
|
14
|
12
|
12
|
16
|
13
|
10
|
14
|
18
|
16
|
15
|
|
|
2025/05
|
23
|
19
|
23
|
15
|
17
|
21
|
24
|
18
|
23
|
30
|
24
|
28
|
24
|
24
|
25
|
27
|
28
|
25
|
25
|
20
|
16
|
21
|
27
|
16
|
13
|
19
|
13
|
12
|
11
|
11
|
12
|
|
2025/04
|
71
|
61
|
55
|
49
|
48
|
39
|
45
|
49
|
47
|
40
|
34
|
34
|
21
|
30
|
35
|
18
|
25
|
31
|
22
|
21
|
21
|
22
|
34
|
35
|
42
|
42
|
44
|
47
|
32
|
37
|
|
|
2025/03
|
35
|
26
|
22
|
30
|
37
|
46
|
48
|
56
|
44
|
42
|
44
|
49
|
53
|
32
|
21
|
31
|
24
|
31
|
20
|
36
|
48
|
28
|
25
|
23
|
24
|
22
|
27
|
48
|
91
|
77
|
64
|
|
2025/02
|
33
|
36
|
50
|
43
|
32
|
35
|
39
|
31
|
30
|
29
|
28
|
28
|
34
|
35
|
23
|
32
|
29
|
38
|
24
|
23
|
25
|
28
|
37
|
31
|
33
|
20
|
17
|
28
|
|||
|
2025/01
|
30
|
35
|
41
|
39
|
34
|
28
|
25
|
26
|
22
|
23
|
28
|
26
|
24
|
27
|
33
|
41
|
35
|
19
|
25
|
31
|
50
|
40
|
29
|
18
|
24
|
34
|
30
|
44
|
69
|
32
|
27
|
|
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
|
|
|
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