Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
31
PM2.5
58
*
PM10
84
O3
0.4
CO
3
SO2
37
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
19 Apr
55
Good
Sun
20 Apr
88
Good
Mon
21 Apr
58
Good
Tue
22 Apr
51
Good
Wed
23 Apr
63
Good
Thu
24 Apr
35
Excellent
Fri
25 Apr
22
Excellent
Air quality in the last 12 months (Haigang)
|
2025/02
|
61
|
83
|
47
|
27
|
31
|
44
|
24
|
24
|
43
|
68
|
97
|
60
|
70
|
79
|
108
|
41
|
29
|
35
|
40
|
40
|
34
|
37
|
30
|
54
|
68
|
66
|
123
|
188
|
|||
|
2025/01
|
49
|
47
|
39
|
78
|
86
|
40
|
26
|
28
|
33
|
38
|
50
|
65
|
71
|
35
|
39
|
45
|
79
|
95
|
56
|
72
|
64
|
50
|
57
|
79
|
74
|
97
|
27
|
53
|
78
|
38
|
39
|
|
2024/12
|
72
|
38
|
52
|
29
|
36
|
35
|
36
|
37
|
55
|
53
|
41
|
73
|
42
|
31
|
39
|
37
|
32
|
33
|
57
|
61
|
37
|
45
|
54
|
72
|
100
|
32
|
28
|
39
|
70
|
69
|
46
|
|
2024/11
|
93
|
56
|
92
|
36
|
49
|
38
|
69
|
84
|
90
|
85
|
40
|
55
|
48
|
39
|
36
|
52
|
36
|
35
|
53
|
75
|
49
|
39
|
43
|
77
|
69
|
24
|
27
|
32
|
32
|
46
|
|
|
2024/10
|
24
|
22
|
40
|
61
|
73
|
69
|
33
|
41
|
60
|
42
|
63
|
64
|
57
|
69
|
68
|
31
|
60
|
40
|
27
|
26
|
45
|
37
|
49
|
96
|
91
|
110
|
66
|
65
|
96
|
47
|
84
|
|
2024/09
|
25
|
20
|
28
|
33
|
27
|
22
|
32
|
45
|
49
|
19
|
18
|
24
|
30
|
26
|
20
|
46
|
51
|
30
|
41
|
28
|
21
|
26
|
42
|
58
|
50
|
27
|
47
|
50
|
46
|
25
|
|
|
2024/08
|
38
|
39
|
56
|
19
|
30
|
34
|
42
|
53
|
49
|
29
|
63
|
50
|
29
|
28
|
32
|
43
|
48
|
44
|
25
|
17
|
22
|
39
|
24
|
28
|
44
|
22
|
24
|
20
|
42
|
57
|
29
|
|
2024/07
|
45
|
50
|
37
|
51
|
95
|
41
|
34
|
44
|
61
|
58
|
76
|
68
|
69
|
63
|
52
|
37
|
31
|
52
|
63
|
41
|
48
|
41
|
50
|
66
|
32
|
28
|
28
|
31
|
47
|
40
|
50
|
|
2024/06
|
55
|
57
|
59
|
59
|
49
|
58
|
55
|
62
|
85
|
65
|
84
|
59
|
51
|
44
|
33
|
50
|
64
|
64
|
48
|
38
|
36
|
91
|
140
|
42
|
41
|
62
|
67
|
41
|
34
|
44
|
|
|
2024/05
|
54
|
60
|
74
|
54
|
49
|
67
|
68
|
73
|
99
|
73
|
261
|
56
|
71
|
78
|
48
|
64
|
77
|
70
|
48
|
33
|
67
|
72
|
55
|
31
|
41
|
41
|
40
|
60
|
58
|
57
|
39
|
|
2024/04
|
64
|
63
|
47
|
53
|
71
|
113
|
103
|
104
|
63
|
86
|
150
|
99
|
50
|
53
|
124
|
76
|
72
|
82
|
54
|
76
|
70
|
49
|
34
|
34
|
78
|
80
|
71
|
34
|
35
|
49
|
|
|
2024/03
|
35
|
60
|
47
|
56
|
65
|
47
|
88
|
37
|
56
|
89
|
130
|
62
|
101
|
125
|
89
|
113
|
54
|
64
|
54
|
43
|
68
|
66
|
66
|
51
|
44
|
82
|
77
|
196
|
96
|
83
|
62
|
|
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