Air Quality
Excellent
No health implications.
22
PM2.5
37
PM10
52
O3
0.5
CO
6
SO2
30
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Apr
75
Good
Fri
1 May
101
Light
Sat
2 May
73
Good
Sun
3 May
90
Good
Mon
4 May
87
Good
Tue
5 May
25
Excellent
Wed
6 May
37
Excellent
Air quality in the last 12 months (Feidong)
|
2026/03
|
30
|
20
|
66
|
52
|
54
|
55
|
48
|
53
|
67
|
79
|
58
|
68
|
81
|
63
|
71
|
43
|
56
|
46
|
83
|
100
|
76
|
68
|
73
|
63
|
67
|
72
|
66
|
57
|
60
|
49
|
93
|
|
2026/02
|
48
|
55
|
75
|
74
|
75
|
66
|
43
|
50
|
39
|
50
|
74
|
80
|
69
|
63
|
68
|
29
|
93
|
61
|
68
|
55
|
34
|
132
|
120
|
14
|
41
|
27
|
18
|
40
|
|||
|
2026/01
|
33
|
78
|
89
|
87
|
94
|
72
|
47
|
67
|
67
|
104
|
65
|
66
|
81
|
70
|
95
|
94
|
170
|
93
|
21
|
41
|
49
|
54
|
81
|
99
|
127
|
29
|
54
|
89
|
74
|
23
|
31
|
|
2025/12
|
116
|
74
|
67
|
62
|
70
|
84
|
88
|
99
|
65
|
77
|
134
|
44
|
49
|
66
|
59
|
62
|
164
|
137
|
140
|
169
|
46
|
37
|
52
|
85
|
76
|
44
|
62
|
76
|
81
|
143
|
32
|
|
2025/11
|
73
|
63
|
46
|
56
|
65
|
52
|
18
|
20
|
70
|
65
|
38
|
37
|
62
|
108
|
107
|
90
|
38
|
37
|
41
|
51
|
76
|
83
|
112
|
113
|
92
|
81
|
233
|
134
|
83
|
84
|
|
|
2025/10
|
30
|
35
|
20
|
39
|
50
|
55
|
49
|
42
|
41
|
61
|
63
|
58
|
24
|
31
|
43
|
34
|
30
|
14
|
21
|
26
|
18
|
25
|
28
|
36
|
40
|
37
|
58
|
60
|
62
|
48
|
60
|
|
2025/09
|
20
|
22
|
26
|
35
|
38
|
39
|
45
|
41
|
18
|
25
|
31
|
28
|
15
|
24
|
21
|
37
|
24
|
19
|
29
|
17
|
38
|
31
|
50
|
10
|
10
|
19
|
27
|
30
|
35
|
21
|
|
|
2025/08
|
23
|
15
|
22
|
25
|
38
|
22
|
16
|
20
|
27
|
12
|
8
|
15
|
21
|
24
|
23
|
25
|
32
|
28
|
30
|
21
|
21
|
22
|
16
|
25
|
23
|
15
|
27
|
35
|
34
|
20
|
12
|
|
2025/07
|
23
|
20
|
33
|
33
|
38
|
43
|
42
|
22
|
18
|
36
|
36
|
24
|
25
|
38
|
37
|
37
|
21
|
29
|
30
|
19
|
18
|
14
|
19
|
21
|
26
|
21
|
20
|
16
|
30
|
17
|
18
|
|
2025/06
|
22
|
15
|
41
|
57
|
48
|
36
|
22
|
21
|
30
|
35
|
44
|
44
|
41
|
30
|
26
|
41
|
38
|
15
|
11
|
13
|
9
|
18
|
33
|
35
|
33
|
33
|
17
|
13
|
13
|
19
|
|
|
2025/05
|
58
|
61
|
57
|
47
|
47
|
99
|
92
|
52
|
29
|
37
|
41
|
49
|
46
|
52
|
64
|
30
|
75
|
85
|
74
|
47
|
23
|
45
|
59
|
71
|
63
|
61
|
66
|
58
|
52
|
47
|
56
|
|
2025/04
|
51
|
64
|
53
|
62
|
79
|
67
|
66
|
68
|
72
|
76
|
63
|
143
|
87
|
76
|
54
|
57
|
67
|
67
|
80
|
57
|
49
|
61
|
73
|
74
|
60
|
52
|
47
|
69
|
56
|
58
|
|
|
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