Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
48
*
PM2.5
55
PM10
59
O3
0.6
CO
5
SO2
22
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
19 Jan
81
Good
Tue
20 Jan
83
Good
Wed
21 Jan
80
Good
Thu
22 Jan
59
Good
Fri
23 Jan
57
Good
Sat
24 Jan
28
Excellent
Sun
25 Jan
17
Excellent
Air quality in the last 12 months (Haifeng)
|
2025/11
|
30
|
41
|
43
|
26
|
18
|
32
|
30
|
32
|
32
|
17
|
23
|
16
|
12
|
25
|
43
|
42
|
41
|
43
|
23
|
33
|
39
|
42
|
55
|
52
|
43
|
60
|
52
|
62
|
70
|
57
|
|
|
2025/10
|
19
|
18
|
19
|
27
|
19
|
19
|
33
|
28
|
32
|
29
|
27
|
22
|
17
|
17
|
27
|
28
|
31
|
34
|
30
|
19
|
11
|
12
|
25
|
30
|
31
|
37
|
48
|
43
|
32
|
40
|
26
|
|
2025/09
|
17
|
17
|
16
|
17
|
15
|
26
|
16
|
18
|
20
|
15
|
14
|
15
|
14
|
13
|
18
|
22
|
25
|
17
|
10
|
14
|
13
|
21
|
15
|
18
|
20
|
23
|
23
|
27
|
22
|
20
|
|
|
2025/08
|
27
|
19
|
26
|
13
|
9
|
27
|
22
|
28
|
28
|
13
|
13
|
18
|
27
|
13
|
18
|
24
|
17
|
12
|
13
|
20
|
21
|
23
|
23
|
20
|
18
|
20
|
18
|
20
|
21
|
20
|
17
|
|
2025/07
|
13
|
18
|
25
|
32
|
20
|
19
|
31
|
23
|
22
|
17
|
14
|
29
|
31
|
28
|
26
|
26
|
30
|
23
|
21
|
14
|
15
|
11
|
15
|
22
|
27
|
35
|
28
|
20
|
29
|
31
|
23
|
|
2025/06
|
29
|
27
|
20
|
19
|
29
|
23
|
22
|
16
|
16
|
19
|
14
|
15
|
15
|
30
|
30
|
24
|
11
|
17
|
15
|
15
|
11
|
13
|
13
|
12
|
14
|
14
|
17
|
16
|
14
|
15
|
|
|
2025/05
|
33
|
42
|
50
|
36
|
33
|
23
|
26
|
48
|
32
|
22
|
26
|
32
|
35
|
29
|
22
|
18
|
17
|
15
|
17
|
15
|
17
|
16
|
20
|
20
|
33
|
32
|
42
|
32
|
28
|
15
|
29
|
|
2025/04
|
16
|
26
|
41
|
57
|
30
|
43
|
54
|
59
|
44
|
31
|
31
|
35
|
130
|
120
|
105
|
79
|
60
|
58
|
31
|
30
|
26
|
29
|
29
|
21
|
14
|
17
|
30
|
35
|
33
|
49
|
|
|
2025/03
|
44
|
32
|
22
|
28
|
17
|
11
|
14
|
24
|
36
|
45
|
42
|
34
|
34
|
25
|
25
|
14
|
42
|
40
|
41
|
48
|
51
|
44
|
51
|
53
|
49
|
37
|
27
|
33
|
10
|
7
|
7
|
|
2025/02
|
40
|
34
|
14
|
21
|
49
|
41
|
23
|
47
|
39
|
37
|
41
|
33
|
53
|
58
|
45
|
51
|
55
|
57
|
32
|
38
|
34
|
34
|
25
|
24
|
48
|
52
|
51
|
45
|
|||
|
2025/01
|
61
|
66
|
53
|
52
|
54
|
59
|
58
|
60
|
57
|
51
|
39
|
30
|
48
|
49
|
61
|
73
|
54
|
49
|
56
|
50
|
53
|
51
|
54
|
35
|
27
|
22
|
25
|
41
|
112
|
52
|
44
|
|
2024/12
|
50
|
49
|
46
|
46
|
50
|
61
|
49
|
31
|
40
|
43
|
46
|
27
|
27
|
54
|
42
|
40
|
59
|
51
|
45
|
53
|
42
|
48
|
68
|
51
|
44
|
46
|
65
|
65
|
61
|
66
|
58
|
|
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