Air Quality
Excellent
No health implications.
4
PM2.5
9
PM10
57
O3
0.3
CO
9
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Nov
59
Good
Wed
26 Nov
83
Good
Thu
27 Nov
62
Good
Fri
28 Nov
83
Good
Sat
29 Nov
59
Good
Sun
30 Nov
60
Good
Mon
1 Dec
47
Excellent
Air quality in the last 12 months (Haigang)
|
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
|
|
|
2025/08
|
40
|
25
|
32
|
24
|
28
|
42
|
36
|
28
|
24
|
34
|
47
|
46
|
38
|
46
|
40
|
38
|
41
|
41
|
37
|
20
|
30
|
30
|
36
|
24
|
20
|
31
|
37
|
23
|
46
|
52
|
31
|
|
2025/07
|
44
|
46
|
21
|
46
|
53
|
29
|
38
|
43
|
40
|
43
|
40
|
48
|
35
|
26
|
32
|
29
|
27
|
25
|
31
|
30
|
39
|
42
|
28
|
30
|
41
|
42
|
37
|
36
|
16
|
29
|
32
|
|
2025/06
|
56
|
63
|
33
|
39
|
54
|
65
|
35
|
41
|
48
|
39
|
59
|
43
|
32
|
34
|
23
|
32
|
44
|
53
|
48
|
42
|
35
|
54
|
60
|
53
|
46
|
50
|
32
|
26
|
66
|
55
|
|
|
2025/05
|
49
|
46
|
33
|
47
|
48
|
41
|
56
|
61
|
42
|
40
|
71
|
72
|
68
|
51
|
54
|
46
|
45
|
43
|
72
|
78
|
63
|
66
|
48
|
43
|
47
|
62
|
94
|
61
|
57
|
67
|
67
|
|
2025/04
|
74
|
28
|
51
|
60
|
32
|
46
|
74
|
48
|
41
|
68
|
64
|
92
|
36
|
26
|
54
|
67
|
76
|
38
|
42
|
60
|
52
|
36
|
72
|
51
|
57
|
72
|
50
|
51
|
65
|
82
|
|
|
2025/03
|
106
|
45
|
28
|
49
|
69
|
35
|
47
|
78
|
153
|
95
|
102
|
55
|
56
|
49
|
31
|
26
|
37
|
28
|
46
|
40
|
39
|
49
|
81
|
88
|
64
|
89
|
86
|
35
|
42
|
41
|
70
|
|
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
|
|
|
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