Air Quality
Excellent
No health implications.
8
PM2.5
10
PM10
65
O3
0.7
CO
4
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 May
87
Good
Sat
31 May
81
Good
Sun
1 Jun
55
Good
Mon
2 Jun
64
Good
Tue
3 Jun
58
Good
Wed
4 Jun
61
Good
Thu
5 Jun
35
Excellent
Air quality in the last 12 months (Yuancheng)
|
2025/04
|
22
|
36
|
45
|
53
|
28
|
47
|
53
|
59
|
61
|
51
|
51
|
60
|
206
|
109
|
88
|
90
|
67
|
57
|
35
|
43
|
36
|
41
|
42
|
32
|
13
|
22
|
42
|
36
|
38
|
52
|
|
|
2025/03
|
34
|
34
|
40
|
28
|
13
|
12
|
21
|
33
|
32
|
42
|
36
|
30
|
29
|
29
|
26
|
15
|
47
|
39
|
36
|
39
|
47
|
55
|
58
|
62
|
67
|
56
|
40
|
45
|
12
|
8
|
8
|
|
2025/02
|
52
|
36
|
10
|
30
|
37
|
34
|
22
|
60
|
31
|
39
|
45
|
43
|
41
|
44
|
61
|
61
|
36
|
32
|
39
|
45
|
20
|
26
|
13
|
24
|
32
|
50
|
52
|
46
|
|||
|
2025/01
|
70
|
62
|
57
|
56
|
61
|
81
|
72
|
69
|
58
|
40
|
40
|
41
|
48
|
49
|
51
|
61
|
46
|
46
|
52
|
50
|
48
|
45
|
43
|
55
|
35
|
19
|
25
|
50
|
84
|
67
|
55
|
|
2024/12
|
46
|
47
|
44
|
44
|
64
|
76
|
47
|
40
|
58
|
45
|
48
|
25
|
39
|
75
|
45
|
46
|
44
|
43
|
62
|
68
|
53
|
64
|
77
|
65
|
70
|
74
|
73
|
84
|
75
|
68
|
62
|
|
2024/11
|
25
|
20
|
39
|
39
|
45
|
55
|
38
|
36
|
45
|
57
|
44
|
42
|
46
|
27
|
24
|
18
|
26
|
20
|
23
|
24
|
29
|
29
|
33
|
47
|
30
|
15
|
30
|
31
|
33
|
43
|
|
|
2024/10
|
32
|
24
|
33
|
33
|
32
|
37
|
38
|
46
|
37
|
32
|
45
|
55
|
65
|
48
|
50
|
43
|
40
|
34
|
38
|
36
|
29
|
31
|
23
|
32
|
41
|
49
|
36
|
14
|
24
|
41
|
39
|
|
2024/09
|
23
|
30
|
24
|
21
|
21
|
12
|
14
|
14
|
13
|
20
|
35
|
33
|
26
|
22
|
18
|
22
|
18
|
16
|
22
|
21
|
13
|
16
|
14
|
16
|
27
|
32
|
25
|
26
|
24
|
21
|
|
|
2024/08
|
21
|
29
|
32
|
40
|
26
|
38
|
35
|
45
|
44
|
35
|
32
|
33
|
13
|
19
|
18
|
23
|
21
|
12
|
16
|
23
|
16
|
22
|
26
|
24
|
22
|
28
|
41
|
36
|
27
|
25
|
20
|
|
2024/07
|
20
|
20
|
18
|
21
|
21
|
16
|
18
|
24
|
26
|
26
|
19
|
15
|
17
|
21
|
16
|
16
|
13
|
15
|
18
|
18
|
20
|
18
|
25
|
37
|
32
|
22
|
12
|
10
|
11
|
15
|
13
|
|
2024/06
|
14
|
12
|
29
|
13
|
18
|
14
|
23
|
17
|
18
|
20
|
23
|
32
|
38
|
34
|
25
|
25
|
34
|
27
|
23
|
22
|
21
|
33
|
23
|
15
|
18
|
19
|
19
|
20
|
16
|
18
|
|
|
2024/05
|
19
|
28
|
35
|
33
|
23
|
42
|
32
|
34
|
44
|
49
|
40
|
28
|
38
|
47
|
40
|
43
|
56
|
37
|
34
|
16
|
10
|
14
|
20
|
15
|
18
|
29
|
30
|
21
|
18
|
31
|
25
|
|
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