Air Quality
Excellent
No health implications.
9
PM2.5
12
PM10
43
O3
0.5
CO
6
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 Jun
60
Good
Fri
5 Jun
60
Good
Sat
6 Jun
54
Good
Sun
7 Jun
47
Excellent
Mon
8 Jun
57
Good
Tue
9 Jun
35
Excellent
Wed
10 Jun
38
Excellent
Air quality in the last 12 months (Shimian)
|
2026/04
|
21
|
25
|
26
|
37
|
38
|
31
|
21
|
25
|
28
|
29
|
28
|
25
|
25
|
28
|
27
|
25
|
25
|
27
|
33
|
58
|
31
|
21
|
22
|
29
|
34
|
41
|
29
|
25
|
23
|
25
|
|
|
2026/03
|
20
|
22
|
17
|
19
|
20
|
30
|
34
|
19
|
19
|
18
|
23
|
30
|
31
|
23
|
21
|
27
|
22
|
21
|
27
|
23
|
30
|
28
|
22
|
21
|
42
|
25
|
23
|
23
|
26
|
21
|
22
|
|
2026/02
|
40
|
44
|
48
|
55
|
35
|
41
|
38
|
18
|
28
|
19
|
31
|
38
|
35
|
30
|
37
|
36
|
70
|
41
|
30
|
33
|
35
|
38
|
46
|
24
|
29
|
37
|
32
|
25
|
|||
|
2026/01
|
32
|
31
|
26
|
22
|
37
|
27
|
33
|
30
|
52
|
61
|
59
|
70
|
61
|
56
|
39
|
55
|
55
|
72
|
58
|
47
|
47
|
42
|
50
|
56
|
46
|
58
|
68
|
70
|
61
|
33
|
35
|
|
2025/12
|
52
|
56
|
31
|
40
|
42
|
44
|
32
|
45
|
53
|
42
|
47
|
43
|
27
|
46
|
52
|
49
|
38
|
54
|
59
|
42
|
42
|
48
|
33
|
44
|
37
|
51
|
58
|
57
|
77
|
60
|
46
|
|
2025/11
|
10
|
14
|
17
|
23
|
20
|
16
|
14
|
14
|
21
|
21
|
15
|
14
|
17
|
25
|
21
|
27
|
18
|
19
|
17
|
29
|
26
|
42
|
33
|
44
|
44
|
47
|
33
|
38
|
49
|
50
|
|
|
2025/10
|
17
|
13
|
23
|
18
|
13
|
17
|
17
|
15
|
19
|
25
|
21
|
14
|
14
|
22
|
27
|
31
|
19
|
14
|
16
|
9
|
9
|
13
|
13
|
12
|
13
|
12
|
13
|
24
|
18
|
16
|
16
|
|
2025/09
|
21
|
23
|
20
|
25
|
23
|
18
|
27
|
20
|
20
|
23
|
18
|
12
|
18
|
28
|
33
|
17
|
14
|
14
|
13
|
19
|
14
|
10
|
12
|
15
|
24
|
28
|
29
|
17
|
12
|
17
|
|
|
2025/08
|
28
|
30
|
30
|
32
|
30
|
22
|
21
|
26
|
17
|
14
|
13
|
21
|
26
|
26
|
25
|
27
|
21
|
15
|
15
|
22
|
16
|
14
|
18
|
13
|
14
|
19
|
22
|
15
|
11
|
13
|
13
|
|
2025/07
|
23
|
17
|
16
|
16
|
11
|
13
|
15
|
22
|
19
|
22
|
15
|
18
|
27
|
28
|
28
|
32
|
32
|
31
|
19
|
17
|
14
|
17
|
18
|
16
|
17
|
12
|
17
|
20
|
23
|
24
|
24
|
|
2025/06
|
12
|
12
|
23
|
28
|
33
|
30
|
29
|
19
|
20
|
26
|
27
|
33
|
35
|
28
|
26
|
29
|
29
|
19
|
10
|
17
|
16
|
18
|
21
|
11
|
14
|
16
|
18
|
24
|
21
|
19
|
|
|
2025/05
|
27
|
29
|
24
|
24
|
16
|
11
|
19
|
22
|
35
|
49
|
47
|
41
|
38
|
28
|
23
|
18
|
18
|
22
|
24
|
27
|
33
|
34
|
20
|
22
|
31
|
35
|
18
|
13
|
21
|
20
|
13
|
|
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