Air Quality
Excellent
No health implications.
17
PM2.5
44
PM10
18
O3
0.5
CO
8
SO2
41
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Oct
41
Excellent
Mon
20 Oct
39
Excellent
Tue
21 Oct
54
Good
Wed
22 Oct
83
Good
Thu
23 Oct
86
Good
Fri
24 Oct
64
Good
Sat
25 Oct
24
Excellent
Air quality in the last 12 months (Xifeng)
|
2025/08
|
23
|
25
|
16
|
13
|
16
|
13
|
17
|
16
|
16
|
19
|
17
|
24
|
23
|
28
|
33
|
18
|
13
|
22
|
35
|
22
|
19
|
13
|
28
|
16
|
9
|
17
|
17
|
12
|
16
|
34
|
23
|
|
2025/07
|
17
|
18
|
14
|
13
|
19
|
14
|
18
|
25
|
34
|
35
|
30
|
34
|
21
|
19
|
15
|
16
|
18
|
20
|
21
|
16
|
19
|
27
|
14
|
21
|
23
|
29
|
29
|
16
|
18
|
12
|
19
|
|
2025/06
|
34
|
40
|
19
|
13
|
30
|
23
|
19
|
32
|
30
|
15
|
17
|
28
|
26
|
27
|
33
|
18
|
27
|
27
|
27
|
18
|
16
|
20
|
28
|
34
|
36
|
40
|
42
|
26
|
32
|
14
|
|
|
2025/05
|
17
|
26
|
20
|
20
|
30
|
23
|
42
|
45
|
42
|
31
|
38
|
51
|
48
|
41
|
40
|
26
|
20
|
25
|
27
|
31
|
36
|
45
|
29
|
33
|
24
|
35
|
44
|
40
|
41
|
51
|
53
|
|
2025/04
|
72
|
61
|
71
|
69
|
31
|
30
|
49
|
59
|
74
|
73
|
59
|
26
|
10
|
18
|
35
|
36
|
45
|
33
|
34
|
49
|
63
|
18
|
36
|
73
|
75
|
94
|
58
|
53
|
63
|
49
|
|
|
2025/03
|
90
|
28
|
35
|
37
|
65
|
63
|
49
|
65
|
87
|
81
|
56
|
106
|
32
|
46
|
58
|
57
|
77
|
70
|
76
|
91
|
88
|
182
|
142
|
85
|
124
|
123
|
50
|
29
|
33
|
42
|
57
|
|
2025/02
|
108
|
133
|
61
|
67
|
64
|
79
|
63
|
43
|
63
|
71
|
69
|
58
|
71
|
73
|
85
|
49
|
32
|
42
|
49
|
58
|
53
|
53
|
50
|
52
|
89
|
54
|
75
|
102
|
|||
|
2025/01
|
40
|
37
|
51
|
61
|
83
|
98
|
59
|
36
|
65
|
65
|
71
|
86
|
92
|
73
|
42
|
51
|
61
|
65
|
70
|
58
|
70
|
68
|
80
|
79
|
73
|
80
|
96
|
48
|
74
|
64
|
86
|
|
2024/12
|
35
|
19
|
33
|
32
|
35
|
32
|
45
|
51
|
59
|
69
|
56
|
52
|
66
|
49
|
42
|
40
|
49
|
50
|
53
|
60
|
73
|
57
|
66
|
48
|
61
|
38
|
42
|
48
|
48
|
61
|
43
|
|
2024/11
|
84
|
114
|
123
|
29
|
22
|
23
|
39
|
57
|
50
|
41
|
37
|
36
|
42
|
27
|
24
|
33
|
23
|
26
|
31
|
56
|
65
|
56
|
88
|
52
|
43
|
44
|
32
|
43
|
41
|
45
|
|
|
2024/10
|
18
|
21
|
24
|
35
|
45
|
47
|
28
|
38
|
39
|
22
|
35
|
39
|
62
|
44
|
19
|
30
|
63
|
47
|
24
|
37
|
22
|
32
|
33
|
52
|
85
|
86
|
34
|
38
|
69
|
79
|
88
|
|
2024/09
|
17
|
15
|
18
|
23
|
22
|
20
|
18
|
24
|
26
|
16
|
22
|
22
|
26
|
14
|
23
|
23
|
30
|
27
|
23
|
11
|
18
|
24
|
22
|
28
|
19
|
21
|
29
|
30
|
32
|
15
|
|
|
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