Air Quality
Excellent
No health implications.
13
PM2.5
22
PM10
32
O3
0.6
CO
6
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Feb
38
Excellent
Sun
1 Mar
35
Excellent
Mon
2 Mar
49
Excellent
Tue
3 Mar
65
Good
Wed
4 Mar
57
Good
Thu
5 Mar
50
Excellent
Fri
6 Mar
23
Excellent
Air quality in the last 12 months (Xuan'en)
|
2026/01
|
32
|
48
|
66
|
65
|
69
|
59
|
63
|
78
|
88
|
100
|
89
|
69
|
99
|
117
|
177
|
172
|
159
|
196
|
72
|
38
|
60
|
71
|
78
|
81
|
71
|
70
|
72
|
67
|
50
|
22
|
41
|
|
2025/12
|
109
|
126
|
74
|
78
|
86
|
81
|
89
|
73
|
91
|
116
|
114
|
132
|
31
|
39
|
53
|
66
|
80
|
84
|
100
|
101
|
35
|
30
|
26
|
34
|
45
|
51
|
65
|
79
|
96
|
126
|
57
|
|
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
|
|||
|
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