Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
39
*
PM2.5
55
PM10
46
O3
0.5
CO
6
SO2
25
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
22 May
44
Excellent
Fri
23 May
70
Good
Sat
24 May
74
Good
Sun
25 May
82
Good
Mon
26 May
79
Good
Tue
27 May
41
Excellent
Wed
28 May
34
Excellent
Air quality in the last 12 months (Xuanhan)
|
2025/04
|
42
|
53
|
58
|
56
|
62
|
62
|
59
|
62
|
61
|
49
|
41
|
336
|
221
|
135
|
91
|
76
|
79
|
67
|
57
|
39
|
39
|
56
|
64
|
53
|
54
|
56
|
52
|
51
|
53
|
43
|
|
|
2025/03
|
76
|
74
|
20
|
17
|
23
|
35
|
43
|
53
|
55
|
47
|
50
|
51
|
36
|
35
|
26
|
35
|
47
|
51
|
55
|
53
|
57
|
73
|
81
|
64
|
60
|
55
|
144
|
51
|
35
|
40
|
40
|
|
2025/02
|
53
|
35
|
40
|
42
|
45
|
36
|
42
|
46
|
53
|
59
|
85
|
68
|
50
|
46
|
48
|
56
|
59
|
56
|
72
|
45
|
46
|
38
|
34
|
54
|
60
|
77
|
71
|
71
|
|||
|
2025/01
|
161
|
170
|
183
|
116
|
66
|
88
|
105
|
75
|
79
|
74
|
82
|
85
|
95
|
119
|
94
|
73
|
97
|
118
|
126
|
121
|
146
|
201
|
241
|
76
|
17
|
51
|
68
|
81
|
154
|
105
|
114
|
|
2024/12
|
85
|
95
|
101
|
48
|
35
|
35
|
41
|
44
|
51
|
66
|
61
|
65
|
69
|
70
|
91
|
109
|
123
|
134
|
98
|
121
|
155
|
134
|
84
|
107
|
118
|
136
|
112
|
94
|
131
|
183
|
174
|
|
2024/11
|
35
|
36
|
47
|
38
|
33
|
42
|
51
|
62
|
36
|
39
|
48
|
43
|
34
|
36
|
47
|
27
|
11
|
12
|
18
|
26
|
33
|
38
|
42
|
34
|
21
|
44
|
50
|
51
|
64
|
82
|
|
|
2024/10
|
25
|
36
|
43
|
48
|
49
|
53
|
40
|
39
|
49
|
48
|
41
|
37
|
32
|
37
|
41
|
51
|
29
|
14
|
20
|
14
|
20
|
27
|
39
|
50
|
46
|
51
|
45
|
47
|
51
|
69
|
47
|
|
2024/09
|
45
|
46
|
29
|
40
|
46
|
30
|
34
|
32
|
32
|
27
|
35
|
29
|
34
|
35
|
30
|
32
|
29
|
37
|
42
|
37
|
20
|
20
|
34
|
45
|
51
|
67
|
63
|
61
|
47
|
18
|
|
|
2024/08
|
25
|
32
|
26
|
17
|
17
|
21
|
26
|
31
|
34
|
42
|
62
|
57
|
50
|
35
|
35
|
39
|
38
|
30
|
40
|
41
|
44
|
42
|
39
|
62
|
62
|
44
|
45
|
30
|
29
|
31
|
38
|
|
2024/07
|
29
|
28
|
30
|
22
|
14
|
18
|
28
|
15
|
18
|
14
|
11
|
13
|
18
|
13
|
21
|
21
|
26
|
22
|
25
|
27
|
22
|
23
|
26
|
29
|
31
|
36
|
35
|
38
|
32
|
11
|
18
|
|
2024/06
|
49
|
36
|
36
|
22
|
28
|
30
|
32
|
27
|
27
|
29
|
33
|
30
|
38
|
40
|
40
|
30
|
25
|
25
|
22
|
19
|
16
|
29
|
40
|
51
|
31
|
27
|
26
|
26
|
30
|
41
|
|
|
2024/05
|
18
|
25
|
20
|
21
|
32
|
48
|
63
|
39
|
29
|
32
|
38
|
60
|
60
|
63
|
55
|
51
|
54
|
66
|
22
|
16
|
29
|
32
|
33
|
37
|
37
|
20
|
27
|
43
|
29
|
31
|
38
|
|
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