Air Quality
Excellent
No health implications.
10
PM2.5
21
PM10
24
O3
0.4
CO
5
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Jun
49
Excellent
Sat
20 Jun
48
Excellent
Sun
21 Jun
52
Good
Mon
22 Jun
47
Excellent
Tue
23 Jun
44
Excellent
Wed
24 Jun
39
Excellent
Thu
25 Jun
46
Excellent
Air quality in the last 12 months (Shimian)
|
2026/05
|
28
|
21
|
23
|
24
|
28
|
36
|
36
|
31
|
21
|
28
|
30
|
30
|
36
|
31
|
20
|
27
|
26
|
22
|
25
|
29
|
33
|
38
|
33
|
27
|
26
|
25
|
24
|
23
|
22
|
25
|
28
|
|
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
|
|
|
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