Air Quality
Excellent
No health implications.
17
PM2.5
46
PM10
50
O3
0.7
CO
10
SO2
34
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Sep
79
Good
Thu
18 Sep
68
Good
Fri
19 Sep
75
Good
Sat
20 Sep
60
Good
Sun
21 Sep
43
Excellent
Mon
22 Sep
39
Excellent
Tue
23 Sep
26
Excellent
Air quality in the last 12 months (Fengkai)
|
2025/08
|
26
|
23
|
22
|
30
|
20
|
21
|
25
|
27
|
44
|
42
|
49
|
49
|
45
|
40
|
17
|
28
|
27
|
14
|
25
|
20
|
27
|
31
|
40
|
29
|
38
|
35
|
46
|
28
|
36
|
39
|
33
|
|
2025/07
|
22
|
28
|
34
|
48
|
49
|
42
|
46
|
33
|
46
|
34
|
35
|
28
|
33
|
42
|
36
|
40
|
45
|
49
|
32
|
22
|
13
|
20
|
20
|
27
|
38
|
41
|
41
|
47
|
42
|
33
|
26
|
|
2025/06
|
34
|
34
|
22
|
35
|
39
|
34
|
34
|
27
|
40
|
32
|
29
|
18
|
18
|
17
|
18
|
23
|
19
|
22
|
22
|
24
|
20
|
29
|
26
|
27
|
33
|
27
|
20
|
26
|
25
|
22
|
|
|
2025/05
|
31
|
43
|
37
|
27
|
30
|
26
|
21
|
27
|
22
|
36
|
35
|
52
|
52
|
43
|
31
|
29
|
16
|
19
|
21
|
26
|
36
|
33
|
34
|
16
|
44
|
37
|
55
|
51
|
21
|
19
|
26
|
|
2025/04
|
34
|
57
|
68
|
60
|
74
|
81
|
72
|
70
|
69
|
64
|
52
|
90
|
210
|
165
|
117
|
94
|
88
|
64
|
44
|
40
|
33
|
42
|
35
|
41
|
17
|
29
|
47
|
30
|
54
|
53
|
|
|
2025/03
|
44
|
41
|
57
|
28
|
16
|
16
|
23
|
28
|
41
|
61
|
85
|
48
|
45
|
46
|
27
|
22
|
44
|
40
|
56
|
66
|
69
|
77
|
86
|
95
|
79
|
71
|
47
|
58
|
14
|
15
|
17
|
|
2025/02
|
40
|
26
|
17
|
28
|
40
|
56
|
27
|
49
|
51
|
59
|
62
|
56
|
50
|
72
|
88
|
58
|
40
|
47
|
63
|
65
|
26
|
39
|
19
|
34
|
77
|
94
|
79
|
64
|
|||
|
2025/01
|
85
|
82
|
73
|
85
|
101
|
94
|
82
|
82
|
81
|
46
|
55
|
74
|
76
|
102
|
73
|
81
|
73
|
81
|
84
|
76
|
75
|
67
|
60
|
47
|
41
|
25
|
38
|
43
|
93
|
52
|
42
|
|
2024/12
|
74
|
74
|
73
|
70
|
71
|
71
|
32
|
30
|
51
|
52
|
43
|
33
|
36
|
60
|
52
|
71
|
76
|
63
|
60
|
74
|
75
|
77
|
85
|
78
|
79
|
71
|
77
|
80
|
75
|
77
|
84
|
|
2024/11
|
49
|
57
|
58
|
54
|
70
|
62
|
57
|
66
|
69
|
65
|
65
|
68
|
62
|
58
|
45
|
47
|
47
|
21
|
23
|
20
|
31
|
26
|
32
|
41
|
37
|
26
|
38
|
55
|
59
|
62
|
|
|
2024/10
|
40
|
33
|
55
|
54
|
55
|
52
|
62
|
47
|
44
|
46
|
56
|
60
|
66
|
67
|
49
|
41
|
43
|
44
|
37
|
20
|
39
|
48
|
24
|
43
|
52
|
44
|
28
|
22
|
26
|
43
|
61
|
|
2024/09
|
46
|
51
|
35
|
45
|
48
|
31
|
17
|
21
|
30
|
29
|
41
|
51
|
47
|
38
|
33
|
44
|
38
|
34
|
51
|
44
|
42
|
21
|
25
|
26
|
26
|
44
|
53
|
58
|
51
|
59
|
|
|
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