Air Quality
Excellent
No health implications.
15
PM2.5
30
PM10
9
O3
0.8
CO
3
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 May
37
Excellent
Fri
23 May
42
Excellent
Sat
24 May
42
Excellent
Sun
25 May
52
Good
Mon
26 May
55
Good
Tue
27 May
25
Excellent
Wed
28 May
15
Excellent
Air quality in the last 12 months (Shicheng)
|
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
|
|||
|
2025/01
|
90
|
72
|
71
|
71
|
77
|
80
|
65
|
62
|
58
|
38
|
44
|
47
|
52
|
51
|
58
|
54
|
45
|
53
|
54
|
53
|
52
|
55
|
47
|
63
|
46
|
16
|
38
|
63
|
97
|
55
|
43
|
|
2024/12
|
45
|
45
|
50
|
62
|
59
|
52
|
40
|
49
|
59
|
55
|
37
|
35
|
50
|
56
|
48
|
48
|
50
|
54
|
59
|
59
|
60
|
67
|
63
|
62
|
72
|
67
|
91
|
81
|
70
|
67
|
72
|
|
2024/11
|
20
|
27
|
36
|
42
|
52
|
46
|
40
|
39
|
45
|
47
|
41
|
37
|
37
|
39
|
28
|
21
|
30
|
20
|
24
|
32
|
31
|
29
|
39
|
48
|
38
|
21
|
33
|
33
|
38
|
43
|
|
|
2024/10
|
27
|
25
|
34
|
29
|
31
|
34
|
32
|
22
|
20
|
28
|
43
|
47
|
43
|
53
|
58
|
32
|
31
|
35
|
30
|
23
|
29
|
35
|
26
|
38
|
43
|
38
|
22
|
12
|
30
|
40
|
35
|
|
2024/09
|
37
|
36
|
41
|
32
|
28
|
23
|
18
|
18
|
19
|
26
|
32
|
34
|
35
|
32
|
28
|
29
|
27
|
26
|
28
|
23
|
24
|
20
|
20
|
22
|
26
|
26
|
32
|
26
|
27
|
26
|
|
|
2024/08
|
21
|
25
|
30
|
38
|
22
|
33
|
29
|
27
|
32
|
38
|
30
|
26
|
26
|
21
|
23
|
23
|
17
|
18
|
20
|
22
|
16
|
17
|
28
|
31
|
28
|
30
|
34
|
27
|
30
|
38
|
38
|
|
2024/07
|
24
|
21
|
23
|
21
|
24
|
21
|
19
|
18
|
23
|
25
|
25
|
20
|
19
|
22
|
24
|
25
|
18
|
19
|
19
|
19
|
21
|
26
|
30
|
31
|
29
|
14
|
13
|
16
|
18
|
23
|
16
|
|
2024/06
|
20
|
13
|
20
|
22
|
20
|
22
|
29
|
34
|
24
|
27
|
21
|
26
|
24
|
20
|
21
|
19
|
18
|
26
|
27
|
23
|
22
|
29
|
30
|
20
|
21
|
26
|
24
|
26
|
20
|
21
|
|
|
2024/05
|
22
|
24
|
34
|
31
|
21
|
27
|
41
|
46
|
49
|
55
|
43
|
33
|
48
|
41
|
41
|
51
|
51
|
51
|
45
|
27
|
16
|
15
|
24
|
24
|
19
|
20
|
21
|
23
|
28
|
35
|
27
|
|
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