Air Quality
Excellent
No health implications.
8
PM2.5
17
PM10
40
O3
0.4
CO
4
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 Mar
53
Good
Wed
5 Mar
51
Good
Thu
6 Mar
53
Good
Fri
7 Mar
66
Good
Sat
8 Mar
61
Good
Sun
9 Mar
29
Excellent
Mon
10 Mar
36
Excellent
Air quality in the last 12 months (Yifeng)
|
2025/01
|
101
|
86
|
123
|
137
|
151
|
97
|
76
|
68
|
53
|
48
|
53
|
59
|
70
|
61
|
65
|
53
|
55
|
63
|
65
|
79
|
88
|
77
|
88
|
125
|
47
|
24
|
52
|
71
|
127
|
74
|
52
|
|
2024/12
|
50
|
59
|
74
|
109
|
68
|
49
|
62
|
98
|
68
|
81
|
38
|
86
|
74
|
58
|
59
|
60
|
70
|
75
|
78
|
80
|
92
|
80
|
78
|
84
|
86
|
108
|
121
|
88
|
82
|
95
|
92
|
|
2024/11
|
40
|
56
|
53
|
61
|
66
|
52
|
49
|
53
|
56
|
51
|
50
|
53
|
56
|
57
|
31
|
50
|
30
|
21
|
36
|
44
|
41
|
39
|
61
|
70
|
40
|
27
|
37
|
39
|
44
|
50
|
|
|
2024/10
|
24
|
37
|
34
|
31
|
42
|
50
|
51
|
26
|
33
|
53
|
59
|
62
|
80
|
88
|
72
|
31
|
39
|
46
|
30
|
24
|
48
|
37
|
34
|
38
|
54
|
52
|
33
|
38
|
62
|
55
|
49
|
|
2024/09
|
41
|
44
|
50
|
47
|
42
|
39
|
39
|
41
|
40
|
36
|
36
|
29
|
29
|
34
|
38
|
34
|
28
|
34
|
36
|
35
|
22
|
27
|
34
|
42
|
46
|
50
|
55
|
35
|
31
|
37
|
|
|
2024/08
|
18
|
21
|
28
|
31
|
34
|
26
|
33
|
32
|
29
|
32
|
39
|
37
|
28
|
26
|
27
|
36
|
43
|
30
|
28
|
30
|
34
|
35
|
25
|
32
|
37
|
34
|
34
|
17
|
27
|
35
|
45
|
|
2024/07
|
21
|
15
|
27
|
23
|
20
|
22
|
26
|
22
|
25
|
32
|
31
|
31
|
24
|
29
|
29
|
24
|
18
|
20
|
21
|
22
|
27
|
24
|
27
|
41
|
37
|
30
|
18
|
12
|
10
|
17
|
18
|
|
2024/06
|
18
|
29
|
22
|
24
|
24
|
27
|
31
|
40
|
33
|
23
|
16
|
20
|
24
|
21
|
28
|
28
|
21
|
23
|
28
|
26
|
27
|
23
|
30
|
23
|
16
|
13
|
16
|
36
|
20
|
17
|
|
|
2024/05
|
19
|
37
|
40
|
28
|
17
|
33
|
50
|
48
|
55
|
54
|
52
|
52
|
70
|
50
|
56
|
59
|
54
|
48
|
42
|
34
|
30
|
21
|
25
|
27
|
29
|
25
|
18
|
19
|
33
|
38
|
20
|
|
2024/04
|
35
|
27
|
26
|
39
|
48
|
54
|
52
|
45
|
37
|
38
|
46
|
44
|
46
|
40
|
63
|
39
|
22
|
23
|
24
|
21
|
30
|
38
|
34
|
59
|
57
|
55
|
46
|
34
|
37
|
14
|
|
|
2024/03
|
50
|
44
|
33
|
44
|
35
|
47
|
54
|
67
|
66
|
74
|
63
|
55
|
74
|
62
|
60
|
51
|
47
|
34
|
39
|
67
|
76
|
74
|
41
|
39
|
19
|
27
|
50
|
25
|
40
|
47
|
20
|
|
2024/02
|
38
|
15
|
14
|
28
|
66
|
34
|
49
|
70
|
87
|
119
|
84
|
68
|
64
|
52
|
37
|
24
|
35
|
35
|
38
|
40
|
15
|
20
|
29
|
31
|
57
|
66
|
80
|
56
|
47
|
||
|
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