Air Quality
Excellent
No health implications.
8
PM2.5
19
PM10
34
O3
0.8
CO
3
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
31 Jan
42
Excellent
Sun
1 Feb
42
Excellent
Mon
2 Feb
55
Good
Tue
3 Feb
57
Good
Wed
4 Feb
57
Good
Thu
5 Feb
50
Excellent
Fri
6 Feb
25
Excellent
Air quality in the last 12 months (Xifeng)
|
2025/12
|
130
|
119
|
76
|
69
|
67
|
90
|
47
|
68
|
61
|
45
|
75
|
72
|
34
|
50
|
56
|
81
|
59
|
90
|
64
|
43
|
57
|
46
|
25
|
32
|
43
|
57
|
80
|
101
|
74
|
53
|
27
|
|
2025/11
|
21
|
21
|
12
|
16
|
24
|
14
|
19
|
15
|
8
|
12
|
24
|
27
|
38
|
45
|
54
|
58
|
31
|
16
|
26
|
35
|
43
|
58
|
57
|
52
|
56
|
70
|
69
|
102
|
78
|
108
|
|
|
2025/10
|
13
|
16
|
22
|
23
|
20
|
27
|
22
|
21
|
20
|
24
|
29
|
31
|
29
|
41
|
18
|
14
|
18
|
12
|
9
|
10
|
9
|
16
|
28
|
38
|
38
|
31
|
26
|
39
|
43
|
27
|
25
|
|
2025/09
|
29
|
25
|
23
|
25
|
29
|
30
|
41
|
31
|
18
|
16
|
20
|
20
|
20
|
19
|
22
|
20
|
20
|
21
|
34
|
40
|
24
|
22
|
19
|
14
|
10
|
14
|
19
|
25
|
23
|
25
|
|
|
2025/08
|
27
|
31
|
34
|
37
|
34
|
20
|
21
|
20
|
24
|
30
|
16
|
20
|
29
|
25
|
17
|
14
|
21
|
22
|
15
|
19
|
16
|
12
|
20
|
24
|
21
|
21
|
22
|
24
|
30
|
37
|
32
|
|
2025/07
|
16
|
14
|
16
|
19
|
22
|
32
|
30
|
32
|
20
|
21
|
22
|
29
|
30
|
31
|
28
|
27
|
25
|
31
|
27
|
23
|
12
|
12
|
13
|
17
|
18
|
21
|
25
|
30
|
32
|
26
|
26
|
|
2025/06
|
19
|
16
|
27
|
28
|
35
|
41
|
45
|
48
|
37
|
31
|
37
|
35
|
39
|
30
|
29
|
37
|
32
|
23
|
13
|
24
|
30
|
16
|
26
|
16
|
14
|
14
|
19
|
21
|
20
|
15
|
|
|
2025/05
|
42
|
56
|
49
|
30
|
40
|
32
|
27
|
24
|
36
|
27
|
42
|
39
|
39
|
42
|
49
|
52
|
39
|
48
|
62
|
43
|
27
|
26
|
38
|
52
|
41
|
36
|
14
|
12
|
20
|
25
|
19
|
|
2025/04
|
33
|
45
|
55
|
62
|
58
|
59
|
61
|
64
|
73
|
63
|
58
|
125
|
199
|
94
|
77
|
64
|
56
|
54
|
20
|
26
|
37
|
22
|
40
|
21
|
40
|
29
|
17
|
29
|
39
|
15
|
|
|
2025/03
|
50
|
67
|
57
|
31
|
22
|
26
|
40
|
42
|
23
|
33
|
38
|
53
|
36
|
26
|
22
|
27
|
32
|
27
|
34
|
48
|
55
|
62
|
54
|
60
|
59
|
59
|
63
|
71
|
20
|
24
|
36
|
|
2025/02
|
25
|
17
|
29
|
37
|
39
|
23
|
26
|
47
|
55
|
47
|
38
|
52
|
41
|
19
|
32
|
47
|
34
|
30
|
21
|
18
|
20
|
15
|
23
|
29
|
27
|
45
|
37
|
45
|
|||
|
2025/01
|
93
|
93
|
91
|
82
|
82
|
87
|
61
|
48
|
30
|
39
|
48
|
57
|
50
|
64
|
61
|
71
|
61
|
53
|
53
|
75
|
80
|
81
|
76
|
52
|
20
|
23
|
43
|
42
|
91
|
46
|
38
|
|
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