Air Quality
Excellent
No health implications.
6
PM2.5
23
PM10
72
O3
0.4
CO
7
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Jul
66
Good
Mon
28 Jul
68
Good
Tue
29 Jul
78
Good
Wed
30 Jul
83
Good
Thu
31 Jul
79
Good
Fri
1 Aug
65
Good
Sat
2 Aug
37
Excellent
Xuanhan Air quality rank
Air quality in the last 12 months (Xuanhan)
|
2025/06
|
17
|
28
|
39
|
42
|
43
|
45
|
29
|
20
|
34
|
44
|
43
|
39
|
44
|
37
|
42
|
50
|
42
|
27
|
21
|
32
|
20
|
24
|
24
|
27
|
18
|
22
|
27
|
28
|
21
|
18
|
|
|
2025/05
|
50
|
65
|
63
|
47
|
53
|
54
|
49
|
32
|
68
|
75
|
60
|
59
|
48
|
44
|
67
|
66
|
72
|
57
|
67
|
73
|
63
|
35
|
59
|
64
|
52
|
50
|
44
|
28
|
29
|
36
|
23
|
|
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
|
|
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