Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
42
*
PM2.5
53
PM10
71
O3
0.6
CO
6
SO2
13
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
20 Dec
47
Excellent
Sun
21 Dec
77
Good
Mon
22 Dec
82
Good
Tue
23 Dec
83
Good
Wed
24 Dec
95
Good
Thu
25 Dec
107
Light
Fri
26 Dec
50
Excellent
Air quality in the last 12 months (Xuan'en)
|
2025/11
|
39
|
37
|
36
|
32
|
32
|
22
|
18
|
16
|
17
|
40
|
43
|
37
|
33
|
46
|
56
|
64
|
45
|
18
|
23
|
33
|
44
|
61
|
74
|
47
|
53
|
62
|
68
|
83
|
99
|
110
|
|
|
2025/10
|
19
|
26
|
29
|
22
|
25
|
29
|
31
|
33
|
38
|
37
|
43
|
46
|
18
|
10
|
13
|
10
|
11
|
9
|
9
|
9
|
13
|
13
|
19
|
29
|
39
|
32
|
31
|
32
|
42
|
35
|
32
|
|
2025/09
|
25
|
25
|
25
|
22
|
28
|
33
|
23
|
26
|
20
|
16
|
15
|
19
|
10
|
11
|
16
|
20
|
24
|
17
|
18
|
12
|
21
|
24
|
16
|
13
|
19
|
19
|
22
|
24
|
28
|
23
|
|
|
2025/08
|
27
|
28
|
24
|
26
|
24
|
24
|
21
|
16
|
19
|
15
|
10
|
9
|
9
|
18
|
16
|
16
|
18
|
24
|
22
|
15
|
14
|
17
|
17
|
24
|
16
|
21
|
23
|
26
|
26
|
25
|
19
|
|
2025/07
|
15
|
20
|
16
|
17
|
18
|
21
|
23
|
25
|
27
|
23
|
26
|
31
|
30
|
22
|
24
|
23
|
21
|
21
|
20
|
26
|
23
|
18
|
12
|
13
|
13
|
18
|
22
|
19
|
18
|
19
|
23
|
|
2025/06
|
9
|
15
|
27
|
32
|
33
|
41
|
32
|
17
|
19
|
28
|
37
|
35
|
35
|
33
|
31
|
36
|
29
|
21
|
10
|
13
|
12
|
17
|
16
|
24
|
16
|
16
|
19
|
18
|
16
|
18
|
|
|
2025/05
|
50
|
71
|
60
|
53
|
33
|
42
|
52
|
28
|
27
|
32
|
42
|
39
|
43
|
46
|
39
|
39
|
42
|
41
|
46
|
43
|
43
|
18
|
39
|
53
|
45
|
37
|
38
|
28
|
30
|
31
|
21
|
|
2025/04
|
51
|
58
|
56
|
55
|
63
|
63
|
55
|
55
|
51
|
39
|
39
|
87
|
136
|
103
|
71
|
67
|
61
|
61
|
46
|
30
|
27
|
41
|
52
|
44
|
51
|
51
|
41
|
40
|
38
|
25
|
|
|
2025/03
|
69
|
73
|
12
|
15
|
25
|
28
|
39
|
50
|
51
|
53
|
60
|
66
|
53
|
43
|
20
|
30
|
36
|
32
|
38
|
49
|
54
|
65
|
58
|
57
|
49
|
59
|
90
|
60
|
38
|
45
|
45
|
|
2025/02
|
35
|
34
|
41
|
46
|
54
|
54
|
48
|
72
|
62
|
48
|
59
|
74
|
65
|
43
|
44
|
50
|
40
|
46
|
58
|
67
|
73
|
59
|
51
|
75
|
74
|
59
|
57
|
69
|
|||
|
2025/01
|
137
|
144
|
172
|
206
|
90
|
85
|
86
|
74
|
68
|
81
|
94
|
88
|
118
|
119
|
61
|
79
|
100
|
135
|
110
|
114
|
129
|
175
|
162
|
92
|
18
|
38
|
58
|
83
|
170
|
71
|
86
|
|
2024/12
|
72
|
99
|
127
|
65
|
23
|
39
|
43
|
43
|
56
|
64
|
44
|
49
|
74
|
82
|
79
|
78
|
88
|
90
|
94
|
107
|
149
|
93
|
80
|
101
|
123
|
130
|
118
|
111
|
131
|
141
|
116
|
|
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