Air Quality
Excellent
No health implications.
8
PM2.5
27
PM10
57
O3
0.8
CO
5
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Jan
74
Good
Fri
30 Jan
68
Good
Sat
31 Jan
74
Good
Sun
1 Feb
75
Good
Mon
2 Feb
74
Good
Tue
3 Feb
79
Good
Wed
4 Feb
40
Excellent
Air quality in the last 12 months (Xianfeng)
|
2025/12
|
88
|
104
|
74
|
74
|
81
|
72
|
85
|
66
|
79
|
96
|
96
|
112
|
32
|
45
|
54
|
61
|
73
|
76
|
96
|
85
|
37
|
31
|
25
|
38
|
45
|
47
|
63
|
67
|
88
|
115
|
47
|
|
2025/11
|
36
|
34
|
33
|
32
|
33
|
19
|
18
|
17
|
17
|
39
|
43
|
38
|
36
|
43
|
51
|
54
|
42
|
20
|
25
|
32
|
40
|
51
|
59
|
44
|
50
|
53
|
58
|
72
|
82
|
90
|
|
|
2025/10
|
21
|
26
|
27
|
23
|
25
|
30
|
28
|
32
|
33
|
32
|
36
|
44
|
21
|
10
|
14
|
10
|
11
|
11
|
9
|
12
|
14
|
17
|
21
|
28
|
39
|
33
|
28
|
34
|
42
|
35
|
30
|
|
2025/09
|
25
|
23
|
25
|
23
|
28
|
33
|
23
|
26
|
19
|
15
|
14
|
22
|
12
|
12
|
18
|
23
|
23
|
20
|
17
|
15
|
23
|
23
|
17
|
14
|
19
|
17
|
18
|
22
|
31
|
28
|
|
|
2025/08
|
24
|
27
|
26
|
25
|
26
|
24
|
20
|
16
|
20
|
19
|
11
|
8
|
10
|
17
|
14
|
14
|
17
|
22
|
21
|
13
|
15
|
16
|
18
|
19
|
16
|
19
|
24
|
26
|
28
|
26
|
25
|
|
2025/07
|
15
|
19
|
15
|
16
|
15
|
18
|
23
|
23
|
22
|
21
|
23
|
28
|
27
|
22
|
23
|
22
|
20
|
18
|
21
|
24
|
18
|
17
|
10
|
11
|
13
|
16
|
20
|
16
|
19
|
19
|
21
|
|
2025/06
|
12
|
17
|
26
|
32
|
31
|
37
|
29
|
21
|
19
|
27
|
36
|
36
|
34
|
28
|
31
|
31
|
25
|
18
|
10
|
11
|
12
|
18
|
17
|
23
|
13
|
14
|
18
|
17
|
14
|
17
|
|
|
2025/05
|
46
|
63
|
54
|
50
|
34
|
36
|
48
|
25
|
28
|
33
|
43
|
39
|
41
|
49
|
40
|
43
|
43
|
40
|
43
|
42
|
45
|
21
|
38
|
53
|
47
|
39
|
40
|
29
|
36
|
35
|
21
|
|
2025/04
|
47
|
52
|
55
|
55
|
59
|
59
|
54
|
51
|
52
|
42
|
40
|
84
|
163
|
100
|
67
|
64
|
60
|
60
|
40
|
31
|
28
|
35
|
46
|
37
|
48
|
45
|
38
|
39
|
32
|
27
|
|
|
2025/03
|
59
|
70
|
23
|
21
|
28
|
29
|
38
|
49
|
50
|
54
|
61
|
58
|
52
|
41
|
24
|
34
|
40
|
34
|
38
|
49
|
53
|
67
|
59
|
55
|
48
|
57
|
83
|
57
|
35
|
40
|
42
|
|
2025/02
|
38
|
33
|
41
|
48
|
53
|
57
|
47
|
70
|
55
|
43
|
55
|
71
|
62
|
44
|
45
|
50
|
42
|
44
|
48
|
55
|
71
|
54
|
51
|
82
|
70
|
56
|
57
|
66
|
|||
|
2025/01
|
119
|
125
|
139
|
149
|
90
|
75
|
66
|
68
|
62
|
82
|
84
|
81
|
95
|
90
|
64
|
69
|
83
|
117
|
99
|
101
|
118
|
179
|
175
|
76
|
28
|
36
|
55
|
80
|
166
|
71
|
73
|
|
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