Air Quality
Excellent
No health implications.
13
PM2.5
22
PM10
22
O3
0.7
CO
5
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Feb
51
Good
Sun
22 Feb
50
Excellent
Mon
23 Feb
49
Excellent
Tue
24 Feb
48
Excellent
Wed
25 Feb
47
Excellent
Thu
26 Feb
18
Excellent
Fri
27 Feb
20
Excellent
Air quality in the last 12 months (Shicheng)
|
2026/01
|
35
|
19
|
34
|
46
|
40
|
41
|
42
|
41
|
43
|
41
|
47
|
55
|
54
|
49
|
54
|
65
|
65
|
83
|
80
|
33
|
25
|
39
|
54
|
60
|
60
|
56
|
43
|
37
|
48
|
44
|
21
|
|
2025/12
|
52
|
58
|
59
|
57
|
63
|
60
|
63
|
61
|
67
|
68
|
68
|
63
|
34
|
28
|
39
|
45
|
49
|
68
|
58
|
53
|
64
|
47
|
49
|
37
|
21
|
42
|
46
|
53
|
47
|
50
|
66
|
|
2025/11
|
33
|
41
|
41
|
19
|
20
|
28
|
39
|
36
|
19
|
12
|
41
|
18
|
22
|
32
|
39
|
48
|
49
|
27
|
25
|
33
|
37
|
43
|
53
|
49
|
55
|
60
|
56
|
55
|
47
|
50
|
|
|
2025/10
|
37
|
33
|
28
|
37
|
25
|
21
|
30
|
31
|
34
|
32
|
31
|
29
|
34
|
31
|
32
|
39
|
34
|
42
|
22
|
17
|
16
|
20
|
31
|
34
|
43
|
53
|
54
|
50
|
43
|
55
|
36
|
|
2025/09
|
22
|
20
|
24
|
27
|
26
|
29
|
27
|
14
|
16
|
16
|
14
|
24
|
22
|
23
|
28
|
26
|
23
|
23
|
20
|
20
|
23
|
28
|
27
|
21
|
22
|
23
|
29
|
32
|
35
|
38
|
|
|
2025/08
|
28
|
27
|
18
|
17
|
16
|
16
|
19
|
19
|
25
|
29
|
26
|
30
|
24
|
13
|
17
|
16
|
18
|
18
|
17
|
16
|
17
|
23
|
28
|
21
|
19
|
22
|
21
|
18
|
21
|
20
|
28
|
|
2025/07
|
23
|
22
|
26
|
31
|
28
|
27
|
30
|
37
|
26
|
16
|
20
|
18
|
19
|
21
|
27
|
30
|
34
|
34
|
18
|
12
|
13
|
12
|
20
|
18
|
22
|
27
|
19
|
19
|
23
|
24
|
27
|
|
2025/06
|
19
|
20
|
17
|
23
|
29
|
33
|
31
|
30
|
22
|
25
|
23
|
20
|
26
|
19
|
15
|
17
|
19
|
18
|
20
|
17
|
15
|
16
|
18
|
22
|
27
|
21
|
17
|
19
|
20
|
22
|
|
|
2025/05
|
44
|
45
|
52
|
46
|
22
|
27
|
44
|
30
|
17
|
39
|
27
|
32
|
39
|
35
|
36
|
27
|
25
|
16
|
18
|
20
|
24
|
28
|
24
|
35
|
46
|
43
|
45
|
27
|
14
|
20
|
27
|
|
2025/04
|
32
|
41
|
44
|
51
|
49
|
53
|
54
|
57
|
56
|
37
|
42
|
91
|
133
|
96
|
72
|
58
|
65
|
58
|
27
|
19
|
36
|
27
|
25
|
26
|
16
|
13
|
19
|
28
|
45
|
48
|
|
|
2025/03
|
33
|
29
|
31
|
15
|
17
|
19
|
33
|
31
|
43
|
44
|
45
|
38
|
28
|
17
|
11
|
24
|
45
|
35
|
39
|
36
|
40
|
44
|
48
|
59
|
66
|
72
|
54
|
54
|
21
|
12
|
22
|
|
2025/02
|
32
|
21
|
23
|
39
|
35
|
45
|
40
|
53
|
32
|
41
|
48
|
86
|
58
|
57
|
58
|
39
|
38
|
49
|
42
|
24
|
20
|
19
|
16
|
24
|
46
|
57
|
46
|
39
|
|||
|
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