Air Quality
Excellent
No health implications.
11
PM2.5
16
PM10
38
O3
0.6
CO
4
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Jun
62
Good
Tue
24 Jun
60
Good
Wed
25 Jun
69
Good
Thu
26 Jun
67
Good
Fri
27 Jun
65
Good
Sat
28 Jun
69
Good
Sun
29 Jun
43
Excellent
Air quality in the last 12 months (Yucheng)
|
2025/05
|
30
|
37
|
24
|
41
|
16
|
17
|
28
|
17
|
58
|
73
|
54
|
45
|
38
|
34
|
30
|
29
|
22
|
31
|
31
|
42
|
49
|
44
|
35
|
37
|
45
|
59
|
28
|
16
|
30
|
27
|
12
|
|
2025/04
|
39
|
44
|
58
|
54
|
17
|
30
|
41
|
40
|
42
|
51
|
49
|
87
|
69
|
55
|
56
|
70
|
57
|
51
|
43
|
51
|
51
|
52
|
61
|
27
|
37
|
32
|
20
|
22
|
18
|
23
|
|
|
2025/03
|
75
|
63
|
34
|
38
|
26
|
15
|
21
|
20
|
42
|
57
|
58
|
56
|
80
|
50
|
17
|
22
|
19
|
11
|
22
|
33
|
27
|
23
|
26
|
32
|
40
|
49
|
79
|
99
|
60
|
57
|
55
|
|
2025/02
|
27
|
26
|
33
|
42
|
40
|
30
|
21
|
24
|
33
|
35
|
46
|
32
|
45
|
55
|
36
|
62
|
58
|
58
|
20
|
44
|
44
|
20
|
34
|
34
|
10
|
22
|
88
|
46
|
|||
|
2025/01
|
81
|
78
|
80
|
149
|
81
|
105
|
73
|
45
|
37
|
62
|
29
|
65
|
66
|
61
|
67
|
65
|
81
|
36
|
45
|
75
|
109
|
127
|
158
|
69
|
29
|
35
|
68
|
43
|
105
|
97
|
56
|
|
2024/12
|
62
|
60
|
84
|
71
|
37
|
70
|
51
|
26
|
21
|
32
|
38
|
58
|
41
|
33
|
37
|
54
|
92
|
78
|
167
|
142
|
89
|
39
|
39
|
35
|
45
|
41
|
80
|
60
|
80
|
35
|
37
|
|
2024/11
|
12
|
26
|
34
|
12
|
19
|
45
|
50
|
70
|
64
|
9
|
21
|
21
|
22
|
25
|
40
|
17
|
15
|
18
|
16
|
21
|
29
|
55
|
53
|
29
|
10
|
33
|
30
|
26
|
32
|
57
|
|
|
2024/10
|
16
|
24
|
23
|
25
|
24
|
28
|
33
|
45
|
42
|
11
|
21
|
22
|
37
|
42
|
43
|
39
|
17
|
38
|
15
|
20
|
18
|
15
|
26
|
48
|
37
|
14
|
14
|
23
|
44
|
35
|
32
|
|
2024/09
|
18
|
16
|
19
|
22
|
13
|
20
|
19
|
32
|
20
|
12
|
26
|
31
|
28
|
30
|
27
|
13
|
29
|
32
|
36
|
38
|
20
|
22
|
29
|
33
|
28
|
37
|
52
|
67
|
56
|
8
|
|
|
2024/08
|
35
|
40
|
25
|
14
|
24
|
25
|
39
|
32
|
21
|
18
|
48
|
33
|
35
|
42
|
39
|
20
|
29
|
27
|
34
|
45
|
49
|
54
|
57
|
45
|
42
|
36
|
36
|
43
|
50
|
43
|
40
|
|
2024/07
|
12
|
19
|
22
|
33
|
18
|
21
|
37
|
14
|
7
|
11
|
18
|
26
|
25
|
13
|
24
|
17
|
20
|
15
|
35
|
14
|
18
|
21
|
20
|
9
|
17
|
33
|
36
|
22
|
16
|
16
|
24
|
|
2024/06
|
47
|
18
|
25
|
21
|
33
|
36
|
16
|
23
|
16
|
26
|
23
|
38
|
31
|
32
|
34
|
42
|
11
|
23
|
18
|
36
|
18
|
11
|
27
|
20
|
29
|
30
|
18
|
24
|
24
|
32
|
|
|
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