Air Quality
Excellent
No health implications.
18
PM2.5
29
PM10
83
O3
0.7
CO
7
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 May
42
Excellent
Sat
24 May
49
Excellent
Sun
25 May
84
Good
Mon
26 May
79
Good
Tue
27 May
49
Excellent
Wed
28 May
43
Excellent
Thu
29 May
30
Excellent
Air quality in the last 12 months (Yuanzhou)
|
2025/04
|
55
|
49
|
46
|
62
|
64
|
56
|
55
|
58
|
53
|
46
|
49
|
242
|
201
|
118
|
62
|
51
|
62
|
63
|
24
|
30
|
34
|
27
|
36
|
34
|
34
|
37
|
29
|
42
|
51
|
55
|
|
|
2025/03
|
41
|
32
|
35
|
23
|
31
|
33
|
40
|
42
|
52
|
36
|
51
|
54
|
36
|
23
|
24
|
39
|
45
|
38
|
40
|
38
|
39
|
40
|
48
|
56
|
52
|
68
|
71
|
66
|
53
|
43
|
56
|
|
2025/02
|
30
|
28
|
29
|
46
|
55
|
57
|
49
|
61
|
38
|
47
|
61
|
63
|
68
|
70
|
54
|
41
|
48
|
44
|
41
|
24
|
33
|
22
|
38
|
53
|
79
|
72
|
68
|
62
|
|||
|
2025/01
|
89
|
83
|
95
|
100
|
135
|
93
|
72
|
74
|
54
|
48
|
50
|
58
|
59
|
56
|
65
|
59
|
55
|
61
|
64
|
65
|
75
|
70
|
66
|
93
|
44
|
28
|
49
|
63
|
98
|
70
|
51
|
|
2024/12
|
48
|
46
|
54
|
81
|
67
|
35
|
46
|
70
|
55
|
63
|
46
|
56
|
65
|
55
|
52
|
51
|
54
|
59
|
61
|
66
|
74
|
73
|
64
|
65
|
101
|
87
|
132
|
110
|
71
|
87
|
95
|
|
2024/11
|
39
|
52
|
47
|
52
|
55
|
48
|
46
|
46
|
49
|
49
|
53
|
50
|
59
|
57
|
28
|
35
|
29
|
25
|
33
|
39
|
43
|
36
|
47
|
61
|
38
|
28
|
36
|
34
|
41
|
45
|
|
|
2024/10
|
45
|
36
|
39
|
35
|
40
|
45
|
76
|
40
|
34
|
44
|
57
|
63
|
76
|
104
|
93
|
32
|
39
|
51
|
32
|
31
|
54
|
38
|
32
|
36
|
38
|
56
|
40
|
26
|
45
|
49
|
36
|
|
2024/09
|
37
|
42
|
48
|
48
|
48
|
40
|
38
|
35
|
39
|
37
|
35
|
45
|
47
|
42
|
41
|
35
|
41
|
40
|
39
|
47
|
25
|
30
|
35
|
44
|
45
|
53
|
49
|
51
|
44
|
42
|
|
|
2024/08
|
17
|
21
|
27
|
28
|
28
|
24
|
29
|
27
|
30
|
29
|
29
|
28
|
26
|
35
|
34
|
46
|
31
|
31
|
31
|
35
|
41
|
27
|
26
|
28
|
32
|
36
|
33
|
30
|
30
|
39
|
38
|
|
2024/07
|
25
|
24
|
27
|
20
|
21
|
23
|
23
|
21
|
25
|
26
|
28
|
28
|
31
|
27
|
24
|
26
|
15
|
19
|
23
|
20
|
22
|
20
|
28
|
35
|
36
|
29
|
26
|
14
|
16
|
20
|
16
|
|
2024/06
|
21
|
29
|
28
|
27
|
23
|
33
|
37
|
40
|
42
|
24
|
26
|
23
|
22
|
22
|
25
|
26
|
21
|
27
|
31
|
31
|
30
|
35
|
30
|
29
|
14
|
15
|
22
|
40
|
26
|
34
|
|
|
2024/05
|
22
|
40
|
46
|
30
|
28
|
28
|
50
|
52
|
58
|
55
|
56
|
49
|
61
|
46
|
47
|
61
|
53
|
49
|
40
|
36
|
33
|
24
|
29
|
28
|
30
|
28
|
22
|
27
|
41
|
52
|
28
|
|
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