Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
64
*
PM2.5
90
PM10
2
O3
0.7
CO
3
SO2
58
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
6 May
87
Good
Tue
7 May
58
Good
Wed
8 May
52
Good
Thu
9 May
54
Good
Fri
10 May
80
Good
Sat
11 May
122
Lightly
Air quality in the last 12 months (Haigang)
|
2024/02
|
38
|
58
|
63
|
63
|
43
|
48
|
61
|
67
|
180
|
177
|
84
|
140
|
143
|
78
|
31
|
53
|
60
|
51
|
41
|
37
|
39
|
30
|
37
|
61
|
67
|
57
|
64
|
79
|
55
|
||
|
2024/01
|
77
|
137
|
85
|
124
|
54
|
40
|
26
|
59
|
57
|
64
|
112
|
75
|
50
|
45
|
57
|
75
|
90
|
41
|
33
|
31
|
33
|
26
|
38
|
42
|
57
|
60
|
54
|
80
|
70
|
105
|
83
|
|
2023/12
|
40
|
60
|
61
|
109
|
114
|
72
|
155
|
139
|
52
|
44
|
32
|
39
|
58
|
107
|
29
|
24
|
29
|
56
|
82
|
25
|
36
|
47
|
59
|
54
|
56
|
75
|
45
|
71
|
121
|
204
|
64
|
|
2023/11
|
100
|
97
|
58
|
55
|
46
|
42
|
45
|
57
|
31
|
27
|
32
|
28
|
41
|
59
|
113
|
77
|
26
|
45
|
65
|
69
|
136
|
113
|
41
|
28
|
41
|
60
|
68
|
31
|
30
|
29
|
|
|
2023/10
|
33
|
57
|
59
|
47
|
40
|
51
|
50
|
42
|
35
|
47
|
61
|
67
|
54
|
35
|
40
|
36
|
61
|
65
|
44
|
28
|
41
|
63
|
84
|
118
|
153
|
47
|
62
|
70
|
121
|
123
|
105
|
|
2023/09
|
34
|
57
|
51
|
62
|
74
|
58
|
56
|
52
|
40
|
35
|
47
|
28
|
29
|
49
|
45
|
52
|
51
|
47
|
43
|
26
|
40
|
41
|
30
|
36
|
52
|
77
|
92
|
38
|
74
|
43
|
|
|
2023/08
|
26
|
37
|
54
|
54
|
31
|
28
|
25
|
35
|
38
|
33
|
34
|
28
|
27
|
40
|
57
|
67
|
43
|
50
|
53
|
55
|
30
|
46
|
57
|
45
|
35
|
31
|
30
|
27
|
28
|
33
|
29
|
|
2023/07
|
84
|
35
|
24
|
26
|
65
|
95
|
45
|
39
|
35
|
44
|
37
|
29
|
27
|
38
|
31
|
31
|
51
|
59
|
79
|
87
|
44
|
28
|
39
|
36
|
42
|
47
|
32
|
26
|
18
|
20
|
34
|
|
2023/06
|
74
|
41
|
48
|
54
|
65
|
31
|
58
|
54
|
51
|
31
|
30
|
31
|
33
|
44
|
47
|
72
|
54
|
56
|
49
|
31
|
51
|
66
|
63
|
66
|
41
|
37
|
66
|
47
|
36
|
43
|
|
|
2023/05
|
53
|
66
|
56
|
32
|
32
|
34
|
36
|
50
|
38
|
59
|
62
|
87
|
39
|
53
|
74
|
79
|
38
|
41
|
45
|
114
|
228
|
74
|
49
|
73
|
54
|
72
|
53
|
40
|
53
|
44
|
57
|
|
2023/04
|
84
|
64
|
69
|
52
|
36
|
52
|
34
|
61
|
69
|
97
|
231
|
246
|
206
|
142
|
178
|
57
|
64
|
65
|
58
|
67
|
67
|
46
|
54
|
51
|
54
|
55
|
61
|
47
|
34
|
38
|
|
|
2023/03
|
55
|
63
|
99
|
125
|
74
|
135
|
123
|
62
|
96
|
154
|
75
|
39
|
69
|
97
|
90
|
45
|
51
|
81
|
75
|
125
|
98
|
308
|
165
|
68
|
62
|
76
|
96
|
76
|
88
|
91
|
86
|
|
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