Air Quality
Excellent
No health implications.
12
PM2.5
16
PM10
33
O3
0.5
CO
7
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Nov
45
Excellent
Sun
16 Nov
46
Excellent
Mon
17 Nov
47
Excellent
Tue
18 Nov
38
Excellent
Wed
19 Nov
45
Excellent
Thu
20 Nov
44
Excellent
Fri
21 Nov
15
Excellent
Air quality in the last 12 months (Yucheng)
|
2025/10
|
30
|
17
|
31
|
30
|
19
|
17
|
18
|
22
|
27
|
40
|
24
|
14
|
16
|
31
|
40
|
52
|
27
|
16
|
21
|
8
|
13
|
20
|
10
|
8
|
12
|
11
|
14
|
30
|
23
|
30
|
16
|
|
2025/09
|
30
|
32
|
23
|
42
|
36
|
33
|
55
|
34
|
30
|
36
|
21
|
11
|
20
|
37
|
44
|
19
|
16
|
15
|
11
|
20
|
25
|
10
|
13
|
18
|
26
|
41
|
49
|
18
|
9
|
18
|
|
|
2025/08
|
33
|
32
|
35
|
40
|
40
|
27
|
19
|
32
|
19
|
12
|
13
|
24
|
26
|
24
|
27
|
31
|
20
|
15
|
19
|
25
|
15
|
16
|
23
|
17
|
21
|
28
|
26
|
13
|
9
|
9
|
22
|
|
2025/07
|
23
|
25
|
24
|
19
|
9
|
18
|
16
|
29
|
24
|
29
|
14
|
21
|
26
|
36
|
40
|
44
|
45
|
43
|
24
|
22
|
17
|
21
|
25
|
20
|
20
|
10
|
19
|
22
|
26
|
23
|
33
|
|
2025/06
|
12
|
17
|
27
|
35
|
40
|
33
|
42
|
17
|
22
|
27
|
27
|
32
|
40
|
44
|
25
|
28
|
33
|
36
|
9
|
20
|
21
|
26
|
21
|
11
|
11
|
21
|
27
|
34
|
22
|
12
|
|
|
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
|
|
|
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