Air Quality
Excellent
No health implications.
19
PM2.5
37
PM10
40
O3
0.9
CO
9
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Sep
47
Excellent
Sat
27 Sep
47
Excellent
Sun
28 Sep
53
Good
Mon
29 Sep
58
Good
Tue
30 Sep
48
Excellent
Wed
1 Oct
19
Excellent
Thu
2 Oct
45
Excellent
Air quality in the last 12 months (Yongfeng)
|
2025/08
|
32
|
33
|
22
|
17
|
19
|
14
|
16
|
19
|
28
|
33
|
33
|
36
|
28
|
23
|
15
|
24
|
23
|
22
|
16
|
16
|
17
|
25
|
32
|
21
|
19
|
29
|
27
|
22
|
25
|
27
|
32
|
|
2025/07
|
21
|
23
|
31
|
38
|
32
|
39
|
47
|
44
|
29
|
25
|
28
|
20
|
23
|
25
|
29
|
28
|
37
|
39
|
30
|
19
|
19
|
15
|
26
|
24
|
26
|
30
|
21
|
24
|
25
|
25
|
30
|
|
2025/06
|
22
|
18
|
27
|
33
|
33
|
30
|
32
|
25
|
26
|
30
|
24
|
26
|
36
|
19
|
17
|
22
|
15
|
16
|
19
|
15
|
17
|
17
|
22
|
23
|
31
|
30
|
16
|
19
|
21
|
22
|
|
|
2025/05
|
49
|
51
|
53
|
48
|
25
|
34
|
56
|
37
|
23
|
42
|
36
|
38
|
37
|
37
|
39
|
21
|
26
|
20
|
22
|
20
|
22
|
26
|
22
|
51
|
57
|
54
|
51
|
29
|
27
|
26
|
25
|
|
2025/04
|
48
|
71
|
54
|
62
|
58
|
59
|
57
|
60
|
59
|
50
|
42
|
127
|
149
|
109
|
69
|
54
|
66
|
60
|
24
|
23
|
33
|
22
|
35
|
37
|
28
|
25
|
20
|
38
|
53
|
52
|
|
|
2025/03
|
36
|
29
|
36
|
21
|
32
|
41
|
47
|
43
|
52
|
38
|
48
|
53
|
29
|
21
|
19
|
36
|
48
|
41
|
46
|
38
|
44
|
49
|
53
|
59
|
66
|
65
|
56
|
72
|
48
|
32
|
41
|
|
2025/02
|
35
|
23
|
45
|
56
|
53
|
61
|
59
|
51
|
37
|
50
|
68
|
75
|
83
|
76
|
59
|
43
|
53
|
50
|
43
|
25
|
33
|
23
|
38
|
51
|
70
|
74
|
60
|
44
|
|||
|
2025/01
|
117
|
88
|
99
|
115
|
127
|
112
|
71
|
63
|
61
|
43
|
51
|
58
|
70
|
62
|
69
|
58
|
55
|
66
|
68
|
74
|
76
|
72
|
61
|
102
|
53
|
22
|
51
|
70
|
138
|
71
|
58
|
|
2024/12
|
50
|
60
|
63
|
86
|
67
|
47
|
50
|
74
|
57
|
63
|
37
|
62
|
67
|
59
|
56
|
57
|
60
|
69
|
66
|
69
|
80
|
79
|
63
|
79
|
90
|
81
|
102
|
86
|
75
|
85
|
92
|
|
2024/11
|
33
|
40
|
51
|
60
|
61
|
51
|
48
|
48
|
54
|
49
|
49
|
49
|
54
|
59
|
30
|
35
|
39
|
25
|
36
|
46
|
39
|
33
|
54
|
63
|
50
|
32
|
43
|
44
|
47
|
49
|
|
|
2024/10
|
40
|
41
|
39
|
35
|
41
|
44
|
40
|
23
|
33
|
46
|
59
|
56
|
63
|
79
|
69
|
33
|
37
|
48
|
32
|
32
|
42
|
44
|
36
|
46
|
52
|
52
|
27
|
27
|
54
|
53
|
45
|
|
2024/09
|
45
|
50
|
49
|
44
|
45
|
34
|
25
|
28
|
30
|
36
|
41
|
31
|
41
|
42
|
41
|
37
|
36
|
42
|
37
|
25
|
31
|
35
|
35
|
36
|
39
|
37
|
48
|
44
|
37
|
37
|
|
|
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