Air Quality
Excellent
No health implications.
4
PM2.5
12
PM10
63
O3
0.3
CO
5
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Jun
37
Excellent
Sat
21 Jun
34
Excellent
Sun
22 Jun
34
Excellent
Mon
23 Jun
58
Good
Tue
24 Jun
57
Good
Wed
25 Jun
33
Excellent
Thu
26 Jun
24
Excellent
Air quality in the last 12 months (Xuan'en)
|
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
|
|
2024/11
|
69
|
75
|
76
|
67
|
42
|
49
|
54
|
60
|
48
|
40
|
54
|
72
|
47
|
42
|
45
|
51
|
13
|
11
|
13
|
20
|
25
|
30
|
35
|
32
|
16
|
26
|
30
|
37
|
48
|
60
|
|
|
2024/10
|
15
|
26
|
34
|
39
|
46
|
44
|
25
|
31
|
46
|
55
|
65
|
64
|
35
|
29
|
32
|
35
|
27
|
21
|
24
|
14
|
14
|
21
|
22
|
33
|
40
|
40
|
49
|
51
|
48
|
49
|
58
|
|
2024/09
|
31
|
31
|
33
|
36
|
37
|
34
|
33
|
25
|
24
|
29
|
27
|
27
|
27
|
25
|
29
|
25
|
21
|
23
|
28
|
22
|
25
|
21
|
30
|
34
|
47
|
58
|
55
|
64
|
73
|
42
|
|
|
2024/08
|
15
|
15
|
13
|
16
|
19
|
17
|
16
|
21
|
29
|
29
|
54
|
47
|
34
|
31
|
31
|
31
|
25
|
20
|
20
|
25
|
27
|
30
|
27
|
23
|
21
|
23
|
25
|
18
|
22
|
22
|
25
|
|
2024/07
|
26
|
24
|
20
|
15
|
21
|
19
|
23
|
27
|
28
|
27
|
24
|
16
|
17
|
17
|
19
|
23
|
21
|
20
|
19
|
24
|
19
|
19
|
21
|
23
|
21
|
25
|
20
|
21
|
13
|
13
|
14
|
|
2024/06
|
32
|
33
|
31
|
22
|
16
|
19
|
30
|
33
|
22
|
22
|
27
|
23
|
24
|
37
|
38
|
35
|
20
|
21
|
25
|
19
|
16
|
16
|
26
|
30
|
23
|
21
|
17
|
9
|
17
|
24
|
|
|
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