Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
43
*
PM2.5
52
PM10
32
O3
0.6
CO
7
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
7 Mar
53
Good
Sun
8 Mar
50
Excellent
Mon
9 Mar
49
Excellent
Tue
10 Mar
50
Excellent
Wed
11 Mar
55
Good
Thu
12 Mar
56
Good
Fri
13 Mar
35
Excellent
Hefeng Air quality rank
Air quality in the last 12 months (Hefeng)
|
2026/02
|
62
|
63
|
80
|
90
|
114
|
117
|
123
|
82
|
63
|
55
|
55
|
61
|
68
|
72
|
80
|
39
|
78
|
78
|
65
|
50
|
52
|
56
|
53
|
45
|
42
|
22
|
22
|
26
|
|||
|
2026/01
|
38
|
57
|
83
|
74
|
71
|
59
|
56
|
64
|
73
|
79
|
78
|
69
|
82
|
99
|
137
|
136
|
140
|
195
|
70
|
44
|
63
|
72
|
76
|
81
|
78
|
70
|
91
|
84
|
56
|
24
|
55
|
|
2025/12
|
88
|
104
|
74
|
72
|
79
|
68
|
74
|
67
|
75
|
110
|
105
|
152
|
30
|
40
|
51
|
58
|
68
|
82
|
86
|
90
|
35
|
48
|
28
|
39
|
52
|
51
|
60
|
72
|
87
|
115
|
65
|
|
2025/11
|
29
|
30
|
36
|
40
|
38
|
31
|
15
|
13
|
17
|
39
|
40
|
34
|
32
|
44
|
49
|
55
|
43
|
17
|
22
|
29
|
34
|
47
|
60
|
38
|
47
|
48
|
54
|
63
|
72
|
86
|
|
|
2025/10
|
19
|
20
|
23
|
20
|
24
|
29
|
31
|
35
|
40
|
35
|
49
|
39
|
16
|
10
|
14
|
10
|
11
|
9
|
9
|
9
|
13
|
19
|
24
|
33
|
43
|
32
|
31
|
31
|
40
|
38
|
32
|
|
2025/09
|
19
|
22
|
25
|
22
|
26
|
27
|
27
|
29
|
16
|
16
|
14
|
20
|
12
|
11
|
16
|
20
|
22
|
12
|
16
|
12
|
21
|
26
|
18
|
14
|
17
|
16
|
19
|
24
|
22
|
19
|
|
|
2025/08
|
24
|
23
|
21
|
25
|
25
|
23
|
19
|
14
|
16
|
18
|
8
|
9
|
8
|
16
|
14
|
15
|
15
|
23
|
19
|
13
|
12
|
13
|
16
|
19
|
14
|
16
|
16
|
19
|
25
|
25
|
18
|
|
2025/07
|
15
|
14
|
13
|
12
|
14
|
17
|
22
|
23
|
25
|
24
|
26
|
29
|
28
|
21
|
20
|
19
|
20
|
20
|
21
|
24
|
18
|
14
|
11
|
12
|
13
|
16
|
19
|
15
|
14
|
17
|
19
|
|
2025/06
|
8
|
16
|
24
|
28
|
29
|
34
|
25
|
18
|
19
|
24
|
29
|
28
|
30
|
26
|
28
|
31
|
25
|
17
|
11
|
12
|
10
|
14
|
15
|
23
|
16
|
14
|
19
|
18
|
16
|
17
|
|
|
2025/05
|
51
|
66
|
60
|
45
|
32
|
66
|
73
|
26
|
23
|
32
|
39
|
39
|
41
|
48
|
37
|
33
|
38
|
49
|
44
|
41
|
37
|
17
|
38
|
52
|
46
|
37
|
39
|
26
|
32
|
30
|
19
|
|
2025/04
|
49
|
56
|
55
|
50
|
59
|
60
|
51
|
52
|
49
|
41
|
40
|
82
|
140
|
106
|
70
|
64
|
61
|
57
|
40
|
39
|
29
|
43
|
54
|
51
|
52
|
51
|
37
|
38
|
36
|
23
|
|
|
2025/03
|
69
|
74
|
11
|
22
|
28
|
26
|
41
|
48
|
47
|
45
|
56
|
64
|
53
|
42
|
21
|
35
|
38
|
31
|
32
|
41
|
48
|
58
|
52
|
52
|
44
|
55
|
94
|
62
|
47
|
49
|
50
|
|
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