Air Quality
Excellent
No health implications.
12
PM2.5
40
PM10
102
O3
0.3
CO
4
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 May
83
Good
Sun
4 May
87
Good
Mon
5 May
94
Good
Tue
6 May
85
Good
Wed
7 May
88
Good
Thu
8 May
88
Good
Fri
9 May
47
Excellent
Air quality in the last 12 months (Feng County)
|
2025/02
|
126
|
155
|
129
|
61
|
53
|
60
|
66
|
42
|
58
|
68
|
100
|
119
|
96
|
81
|
99
|
81
|
58
|
73
|
71
|
55
|
67
|
96
|
75
|
47
|
74
|
111
|
115
|
111
|
|||
|
2025/01
|
129
|
165
|
95
|
137
|
160
|
72
|
66
|
64
|
49
|
51
|
91
|
93
|
99
|
127
|
59
|
73
|
90
|
113
|
127
|
130
|
168
|
181
|
101
|
93
|
102
|
85
|
42
|
71
|
170
|
107
|
155
|
|
2024/12
|
93
|
96
|
65
|
122
|
173
|
168
|
119
|
54
|
59
|
99
|
115
|
67
|
90
|
81
|
73
|
91
|
112
|
50
|
58
|
100
|
69
|
57
|
84
|
106
|
150
|
138
|
77
|
72
|
66
|
102
|
114
|
|
2024/11
|
130
|
90
|
101
|
81
|
50
|
64
|
50
|
42
|
47
|
67
|
88
|
99
|
107
|
73
|
80
|
77
|
49
|
43
|
41
|
54
|
92
|
80
|
49
|
48
|
47
|
46
|
57
|
55
|
55
|
68
|
|
|
2024/10
|
38
|
30
|
40
|
47
|
43
|
39
|
51
|
60
|
64
|
91
|
66
|
85
|
73
|
97
|
114
|
98
|
41
|
19
|
35
|
37
|
53
|
73
|
68
|
62
|
78
|
71
|
135
|
86
|
97
|
109
|
102
|
|
2024/09
|
43
|
34
|
35
|
41
|
48
|
29
|
41
|
37
|
34
|
43
|
38
|
32
|
51
|
62
|
34
|
49
|
31
|
15
|
28
|
31
|
24
|
32
|
39
|
46
|
49
|
61
|
67
|
37
|
37
|
34
|
|
|
2024/08
|
26
|
22
|
28
|
29
|
23
|
13
|
31
|
17
|
39
|
56
|
112
|
45
|
44
|
49
|
35
|
42
|
37
|
36
|
21
|
32
|
40
|
43
|
46
|
51
|
53
|
38
|
15
|
31
|
37
|
35
|
41
|
|
2024/07
|
43
|
44
|
36
|
18
|
25
|
17
|
22
|
21
|
29
|
74
|
67
|
59
|
57
|
33
|
30
|
21
|
17
|
30
|
27
|
16
|
29
|
32
|
35
|
45
|
35
|
29
|
17
|
15
|
20
|
25
|
26
|
|
2024/06
|
41
|
63
|
76
|
63
|
60
|
51
|
53
|
62
|
60
|
64
|
57
|
58
|
65
|
60
|
49
|
54
|
41
|
46
|
51
|
49
|
50
|
58
|
66
|
102
|
91
|
49
|
58
|
42
|
33
|
29
|
|
|
2024/05
|
50
|
46
|
52
|
43
|
57
|
67
|
60
|
55
|
51
|
61
|
133
|
110
|
95
|
75
|
73
|
59
|
69
|
69
|
58
|
56
|
47
|
44
|
42
|
56
|
51
|
53
|
40
|
47
|
53
|
56
|
85
|
|
2024/04
|
72
|
91
|
66
|
43
|
59
|
58
|
57
|
66
|
74
|
79
|
60
|
63
|
51
|
22
|
39
|
79
|
88
|
81
|
71
|
73
|
66
|
68
|
81
|
86
|
71
|
68
|
48
|
36
|
58
|
55
|
|
|
2024/03
|
69
|
76
|
76
|
88
|
109
|
89
|
106
|
55
|
60
|
101
|
101
|
81
|
81
|
55
|
50
|
98
|
121
|
67
|
90
|
81
|
80
|
79
|
80
|
55
|
54
|
59
|
70
|
81
|
68
|
92
|
80
|
|
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