Air Quality
Excellent
No health implications.
6
PM2.5
20
PM10
90
O3
0.4
CO
5
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 May
41
Excellent
Thu
14 May
38
Excellent
Fri
15 May
41
Excellent
Sat
16 May
37
Excellent
Sun
17 May
38
Excellent
Mon
18 May
35
Excellent
Tue
19 May
26
Excellent
Air quality in the last 12 months (Jianchuan)
|
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
|
|
|
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
|
|
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