Air Quality
Excellent
No health implications.
12
PM2.5
29
PM10
67
O3
0.5
CO
13
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Jan
61
Good
Sun
18 Jan
45
Excellent
Mon
19 Jan
37
Excellent
Tue
20 Jan
39
Excellent
Wed
21 Jan
48
Excellent
Thu
22 Jan
54
Good
Fri
23 Jan
35
Excellent
Air quality in the last 12 months (Xiuyan)
|
2025/11
|
51
|
40
|
39
|
68
|
64
|
81
|
108
|
76
|
48
|
36
|
54
|
87
|
40
|
58
|
81
|
65
|
43
|
54
|
51
|
41
|
60
|
63
|
121
|
205
|
49
|
49
|
34
|
32
|
78
|
56
|
|
|
2025/10
|
51
|
43
|
46
|
34
|
52
|
33
|
24
|
31
|
38
|
48
|
71
|
51
|
60
|
49
|
83
|
61
|
81
|
22
|
28
|
24
|
37
|
48
|
56
|
73
|
96
|
63
|
41
|
46
|
54
|
48
|
52
|
|
2025/09
|
33
|
46
|
36
|
38
|
30
|
24
|
36
|
36
|
45
|
33
|
42
|
44
|
43
|
35
|
29
|
20
|
16
|
29
|
44
|
29
|
44
|
42
|
27
|
28
|
43
|
33
|
43
|
32
|
45
|
39
|
|
|
2025/08
|
20
|
21
|
25
|
20
|
25
|
23
|
23
|
28
|
20
|
26
|
25
|
25
|
23
|
29
|
20
|
23
|
22
|
17
|
20
|
12
|
17
|
19
|
25
|
25
|
19
|
18
|
32
|
23
|
25
|
26
|
22
|
|
2025/07
|
15
|
17
|
10
|
17
|
26
|
22
|
37
|
33
|
37
|
40
|
31
|
34
|
36
|
27
|
29
|
18
|
23
|
36
|
19
|
15
|
24
|
16
|
12
|
16
|
25
|
25
|
26
|
36
|
24
|
21
|
31
|
|
2025/06
|
65
|
52
|
31
|
21
|
43
|
50
|
33
|
26
|
35
|
19
|
37
|
27
|
20
|
26
|
25
|
19
|
25
|
32
|
24
|
22
|
23
|
33
|
41
|
38
|
48
|
31
|
30
|
36
|
23
|
12
|
|
|
2025/05
|
32
|
29
|
29
|
35
|
37
|
35
|
42
|
35
|
55
|
43
|
47
|
54
|
49
|
42
|
47
|
26
|
25
|
31
|
43
|
49
|
47
|
73
|
48
|
41
|
53
|
48
|
38
|
41
|
40
|
46
|
45
|
|
2025/04
|
71
|
60
|
65
|
57
|
38
|
47
|
59
|
64
|
61
|
54
|
47
|
33
|
23
|
22
|
46
|
42
|
72
|
42
|
44
|
34
|
37
|
27
|
48
|
50
|
46
|
54
|
49
|
50
|
55
|
55
|
|
|
2025/03
|
74
|
58
|
40
|
60
|
59
|
70
|
67
|
78
|
91
|
102
|
70
|
59
|
65
|
54
|
56
|
49
|
60
|
60
|
52
|
67
|
58
|
67
|
87
|
86
|
98
|
100
|
61
|
31
|
30
|
32
|
59
|
|
2025/02
|
110
|
152
|
43
|
39
|
42
|
49
|
51
|
56
|
61
|
64
|
61
|
63
|
81
|
86
|
98
|
54
|
35
|
32
|
46
|
49
|
48
|
45
|
43
|
51
|
70
|
67
|
100
|
109
|
|||
|
2025/01
|
50
|
52
|
59
|
58
|
152
|
88
|
63
|
50
|
38
|
69
|
99
|
128
|
94
|
73
|
39
|
58
|
59
|
61
|
88
|
89
|
77
|
63
|
74
|
100
|
112
|
148
|
80
|
81
|
216
|
91
|
88
|
|
2024/12
|
47
|
28
|
38
|
44
|
46
|
39
|
42
|
53
|
61
|
79
|
40
|
54
|
66
|
53
|
49
|
76
|
42
|
46
|
63
|
87
|
54
|
63
|
55
|
61
|
91
|
52
|
52
|
67
|
60
|
83
|
42
|
|
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