Air Quality
Excellent
No health implications.
10
PM2.5
21
PM10
69
O3
0.5
CO
6
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Jun
82
Good
Mon
30 Jun
55
Good
Tue
1 Jul
75
Good
Wed
2 Jul
65
Good
Thu
3 Jul
62
Good
Fri
4 Jul
75
Good
Sat
5 Jul
31
Excellent
Air quality in the last 12 months (Feng County)
|
2025/05
|
75
|
47
|
85
|
66
|
57
|
112
|
64
|
51
|
97
|
45
|
47
|
54
|
39
|
61
|
56
|
53
|
97
|
82
|
66
|
63
|
63
|
81
|
56
|
38
|
38
|
41
|
28
|
28
|
29
|
38
|
39
|
|
2025/04
|
85
|
89
|
76
|
86
|
93
|
64
|
48
|
71
|
85
|
74
|
109
|
465
|
164
|
74
|
53
|
85
|
77
|
126
|
124
|
62
|
72
|
99
|
71
|
51
|
50
|
37
|
35
|
45
|
50
|
61
|
|
|
2025/03
|
87
|
53
|
30
|
31
|
37
|
41
|
47
|
57
|
44
|
41
|
148
|
142
|
76
|
32
|
52
|
52
|
45
|
38
|
40
|
49
|
48
|
49
|
59
|
44
|
40
|
191
|
218
|
95
|
85
|
77
|
65
|
|
2025/02
|
123
|
58
|
34
|
50
|
63
|
48
|
73
|
65
|
63
|
60
|
68
|
79
|
59
|
54
|
48
|
56
|
56
|
53
|
78
|
89
|
101
|
84
|
64
|
61
|
58
|
47
|
41
|
52
|
|||
|
2025/01
|
75
|
63
|
81
|
84
|
76
|
97
|
90
|
58
|
57
|
58
|
50
|
63
|
61
|
61
|
51
|
56
|
82
|
77
|
65
|
65
|
84
|
123
|
189
|
147
|
59
|
67
|
71
|
87
|
144
|
171
|
116
|
|
2024/12
|
60
|
70
|
89
|
61
|
55
|
53
|
52
|
59
|
53
|
66
|
71
|
68
|
36
|
45
|
55
|
70
|
61
|
66
|
72
|
84
|
87
|
77
|
65
|
69
|
65
|
74
|
56
|
49
|
83
|
63
|
55
|
|
2024/11
|
40
|
28
|
45
|
46
|
47
|
59
|
73
|
79
|
75
|
51
|
53
|
64
|
52
|
29
|
43
|
41
|
25
|
16
|
34
|
35
|
30
|
40
|
70
|
43
|
30
|
44
|
50
|
52
|
46
|
54
|
|
|
2024/10
|
25
|
26
|
33
|
39
|
45
|
36
|
36
|
54
|
32
|
31
|
37
|
37
|
47
|
30
|
24
|
46
|
50
|
34
|
34
|
21
|
18
|
27
|
36
|
49
|
63
|
35
|
21
|
29
|
41
|
47
|
47
|
|
2024/09
|
25
|
37
|
36
|
29
|
14
|
26
|
18
|
27
|
20
|
24
|
34
|
32
|
24
|
21
|
37
|
32
|
30
|
33
|
32
|
27
|
21
|
27
|
36
|
47
|
29
|
30
|
67
|
72
|
33
|
19
|
|
|
2024/08
|
33
|
37
|
20
|
20
|
20
|
23
|
23
|
26
|
41
|
64
|
50
|
36
|
33
|
31
|
19
|
26
|
29
|
21
|
23
|
28
|
32
|
34
|
39
|
44
|
39
|
22
|
20
|
27
|
31
|
34
|
31
|
|
2024/07
|
21
|
25
|
21
|
20
|
26
|
30
|
18
|
13
|
23
|
24
|
20
|
21
|
26
|
25
|
25
|
18
|
15
|
19
|
25
|
25
|
16
|
30
|
24
|
52
|
73
|
53
|
45
|
37
|
26
|
30
|
29
|
|
2024/06
|
45
|
27
|
34
|
23
|
29
|
28
|
21
|
23
|
22
|
28
|
27
|
28
|
30
|
39
|
40
|
22
|
20
|
20
|
26
|
21
|
16
|
26
|
27
|
31
|
34
|
27
|
18
|
24
|
35
|
36
|
|
|
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