Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
42
*
PM2.5
57
PM10
36
O3
0.6
CO
5
SO2
12
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
8 Jan
107
Light
Thu
9 Jan
94
Good
Fri
10 Jan
103
Light
Sat
11 Jan
106
Light
Sun
12 Jan
111
Light
Mon
13 Jan
75
Good
Tue
14 Jan
50
Excellent
Hefeng Air quality rank
Air quality in the last 12 months (Hefeng)
|
2024/12
|
55
|
78
|
111
|
62
|
20
|
33
|
41
|
40
|
53
|
58
|
46
|
57
|
77
|
70
|
70
|
64
|
71
|
86
|
85
|
91
|
124
|
83
|
69
|
79
|
108
|
106
|
108
|
101
|
109
|
113
|
85
|
|
2024/11
|
52
|
61
|
63
|
59
|
48
|
48
|
49
|
55
|
49
|
40
|
50
|
75
|
51
|
47
|
50
|
42
|
10
|
9
|
11
|
17
|
19
|
26
|
36
|
32
|
14
|
25
|
25
|
28
|
36
|
43
|
|
|
2024/10
|
14
|
28
|
35
|
34
|
41
|
40
|
21
|
28
|
41
|
47
|
59
|
57
|
32
|
29
|
28
|
35
|
22
|
16
|
19
|
16
|
10
|
18
|
20
|
24
|
33
|
31
|
38
|
37
|
43
|
50
|
50
|
|
2024/09
|
26
|
27
|
35
|
39
|
38
|
32
|
32
|
29
|
27
|
31
|
29
|
27
|
22
|
27
|
30
|
25
|
20
|
20
|
26
|
22
|
22
|
19
|
28
|
30
|
44
|
54
|
58
|
69
|
70
|
41
|
|
|
2024/08
|
13
|
14
|
13
|
13
|
16
|
16
|
17
|
19
|
24
|
25
|
65
|
51
|
32
|
27
|
29
|
28
|
22
|
20
|
17
|
21
|
26
|
25
|
23
|
19
|
21
|
21
|
20
|
17
|
21
|
24
|
23
|
|
2024/07
|
22
|
20
|
19
|
14
|
19
|
16
|
17
|
21
|
23
|
24
|
25
|
18
|
19
|
18
|
19
|
19
|
17
|
17
|
14
|
15
|
14
|
15
|
17
|
19
|
23
|
21
|
15
|
18
|
11
|
13
|
11
|
|
2024/06
|
31
|
32
|
29
|
19
|
11
|
21
|
32
|
29
|
22
|
20
|
25
|
18
|
23
|
32
|
38
|
34
|
20
|
22
|
25
|
21
|
19
|
14
|
22
|
23
|
22
|
21
|
16
|
9
|
15
|
22
|
|
|
2024/05
|
18
|
22
|
15
|
13
|
21
|
33
|
42
|
47
|
51
|
46
|
35
|
48
|
47
|
47
|
47
|
59
|
53
|
47
|
22
|
20
|
35
|
39
|
32
|
34
|
36
|
28
|
23
|
37
|
22
|
15
|
28
|
|
2024/04
|
35
|
24
|
26
|
38
|
32
|
28
|
26
|
27
|
33
|
32
|
32
|
27
|
25
|
31
|
45
|
33
|
15
|
31
|
22
|
41
|
55
|
48
|
36
|
40
|
29
|
34
|
37
|
29
|
29
|
9
|
|
|
2024/03
|
67
|
65
|
56
|
57
|
49
|
56
|
62
|
57
|
66
|
68
|
62
|
60
|
66
|
56
|
61
|
57
|
49
|
29
|
57
|
72
|
66
|
62
|
59
|
39
|
17
|
22
|
30
|
35
|
42
|
36
|
26
|
|
2024/02
|
45
|
22
|
23
|
28
|
52
|
55
|
56
|
65
|
56
|
117
|
69
|
62
|
62
|
63
|
52
|
47
|
46
|
56
|
99
|
41
|
17
|
27
|
38
|
28
|
41
|
53
|
55
|
58
|
63
|
||
|
2024/01
|
71
|
44
|
34
|
54
|
74
|
95
|
95
|
79
|
65
|
72
|
69
|
74
|
87
|
106
|
92
|
46
|
30
|
25
|
21
|
24
|
49
|
36
|
40
|
45
|
49
|
44
|
46
|
56
|
72
|
75
|
96
|
|
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