Air Quality
Excellent
No health implications.
3
PM2.5
7
PM10
54
O3
0.3
CO
5
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
31 Oct
43
Excellent
Sun
1 Nov
84
Good
Mon
2 Nov
69
Good
Tue
3 Nov
66
Good
Wed
4 Nov
90
Good
Thu
5 Nov
87
Good
Fri
6 Nov
44
Excellent
Air quality in the last 12 months (Haigang)
|
2026/08
|
46
|
60
|
48
|
47
|
48
|
72
|
43
|
33
|
38
|
40
|
34
|
37
|
29
|
35
|
36
|
49
|
36
|
43
|
67
|
58
|
48
|
29
|
27
|
28
|
39
|
34
|
38
|
32
|
41
|
47
|
30
|
|
2026/07
|
36
|
52
|
79
|
71
|
46
|
49
|
42
|
51
|
58
|
43
|
46
|
47
|
25
|
31
|
50
|
52
|
60
|
49
|
43
|
49
|
55
|
42
|
42
|
45
|
38
|
37
|
50
|
67
|
57
|
52
|
51
|
|
2026/06
|
79
|
62
|
42
|
28
|
31
|
37
|
28
|
39
|
32
|
36
|
39
|
78
|
51
|
49
|
46
|
49
|
46
|
60
|
49
|
44
|
38
|
51
|
43
|
41
|
32
|
48
|
86
|
61
|
48
|
45
|
|
|
2026/05
|
57
|
51
|
27
|
42
|
57
|
58
|
35
|
38
|
60
|
62
|
69
|
39
|
57
|
51
|
54
|
50
|
48
|
27
|
32
|
39
|
48
|
41
|
43
|
53
|
45
|
41
|
57
|
48
|
40
|
72
|
85
|
|
2026/04
|
65
|
67
|
114
|
41
|
45
|
31
|
30
|
53
|
35
|
51
|
71
|
98
|
66
|
64
|
72
|
87
|
67
|
132
|
90
|
107
|
75
|
63
|
58
|
73
|
73
|
51
|
39
|
35
|
42
|
60
|
|
|
2026/03
|
62
|
69
|
133
|
55
|
49
|
37
|
35
|
69
|
26
|
49
|
73
|
61
|
60
|
54
|
72
|
62
|
112
|
52
|
64
|
50
|
93
|
108
|
155
|
169
|
160
|
158
|
49
|
57
|
76
|
43
|
55
|
|
2026/02
|
74
|
40
|
98
|
134
|
82
|
33
|
39
|
37
|
79
|
98
|
102
|
131
|
166
|
134
|
39
|
68
|
74
|
30
|
68
|
101
|
151
|
61
|
49
|
63
|
77
|
63
|
35
|
42
|
|||
|
2026/01
|
38
|
46
|
63
|
71
|
65
|
54
|
27
|
56
|
91
|
45
|
24
|
60
|
31
|
58
|
81
|
57
|
31
|
46
|
31
|
48
|
41
|
46
|
56
|
56
|
42
|
54
|
59
|
45
|
57
|
70
|
71
|
|
2025/12
|
27
|
25
|
26
|
40
|
45
|
93
|
65
|
28
|
56
|
90
|
39
|
37
|
64
|
50
|
97
|
61
|
69
|
100
|
128
|
27
|
27
|
57
|
64
|
40
|
30
|
38
|
74
|
142
|
69
|
46
|
31
|
|
2025/11
|
44
|
24
|
39
|
69
|
106
|
72
|
47
|
56
|
49
|
43
|
45
|
104
|
39
|
64
|
140
|
64
|
24
|
32
|
48
|
36
|
47
|
75
|
104
|
71
|
32
|
69
|
38
|
66
|
114
|
49
|
|
|
2025/10
|
77
|
67
|
40
|
54
|
40
|
23
|
38
|
28
|
16
|
20
|
28
|
37
|
52
|
54
|
80
|
45
|
46
|
22
|
24
|
26
|
30
|
36
|
39
|
53
|
93
|
55
|
31
|
42
|
113
|
76
|
43
|
|
2025/09
|
53
|
55
|
55
|
52
|
40
|
36
|
53
|
28
|
56
|
39
|
49
|
47
|
40
|
48
|
32
|
42
|
21
|
24
|
46
|
46
|
43
|
36
|
25
|
56
|
64
|
54
|
67
|
60
|
54
|
75
|
|
|
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