Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Only very few hypersensitive people should reduce outdoor activities.
Today
12 Feb
Fri
13 Feb
Sat
14 Feb
Sun
15 Feb
Mon
16 Feb
Tue
17 Feb
Wed
18 Feb
中心医院
3323
PM2.5
33
PM10
78
O3
0.5
CO
7
SO2
12
NO2
林管局
5335
PM2.5
56 *
PM10
63
O3
0.6
CO
4
SO2
21
NO2
永安路4-1号
7252 *
PM2.5
78
PM10
85
O3
0.6
CO
7
SO2
5
NO2
|
2026/01
|
27
|
38
|
67
|
48
|
31
|
43
|
32
|
35
|
43
|
42
|
40
|
41
|
39
|
45
|
44
|
38
|
71
|
54
|
59
|
64
|
55
|
50
|
53
|
53
|
32
|
34
|
46
|
40
|
31
|
39
|
36
|
|
2025/12
|
39
|
35
|
36
|
44
|
49
|
58
|
75
|
57
|
49
|
42
|
37
|
42
|
56
|
60
|
63
|
34
|
50
|
49
|
57
|
51
|
41
|
52
|
45
|
56
|
47
|
43
|
59
|
73
|
58
|
46
|
35
|
|
2025/11
|
39
|
31
|
29
|
45
|
76
|
45
|
26
|
61
|
81
|
28
|
33
|
51
|
27
|
29
|
34
|
50
|
28
|
27
|
116
|
122
|
29
|
127
|
257
|
59
|
32
|
65
|
93
|
47
|
51
|
39
|
|
|
2025/10
|
23
|
26
|
32
|
30
|
21
|
19
|
29
|
23
|
23
|
31
|
35
|
21
|
22
|
22
|
20
|
24
|
21
|
21
|
25
|
22
|
25
|
24
|
29
|
37
|
97
|
97
|
67
|
32
|
53
|
97
|
46
|
|
2025/09
|
20
|
20
|
21
|
37
|
30
|
21
|
19
|
21
|
18
|
18
|
18
|
22
|
22
|
23
|
19
|
19
|
17
|
18
|
20
|
18
|
18
|
22
|
25
|
26
|
17
|
18
|
22
|
20
|
24
|
34
|
|
|
2025/08
|
18
|
17
|
17
|
18
|
18
|
15
|
16
|
16
|
18
|
16
|
16
|
16
|
17
|
19
|
19
|
16
|
18
|
19
|
17
|
18
|
18
|
18
|
18
|
20
|
18
|
19
|
19
|
23
|
19
|
20
|
21
|
|
2025/07
|
22
|
21
|
18
|
22
|
24
|
20
|
21
|
20
|
19
|
18
|
24
|
19
|
17
|
17
|
18
|
17
|
17
|
19
|
18
|
20
|
19
|
21
|
27
|
26
|
21
|
19
|
21
|
16
|
18
|
17
|
17
|
|
2025/06
|
20
|
21
|
24
|
15
|
17
|
16
|
16
|
20
|
18
|
16
|
17
|
22
|
31
|
25
|
22
|
28
|
20
|
22
|
23
|
21
|
16
|
19
|
27
|
29
|
33
|
28
|
33
|
38
|
25
|
22
|
|
|
2025/05
|
35
|
33
|
19
|
17
|
17
|
20
|
23
|
27
|
26
|
28
|
48
|
73
|
59
|
36
|
36
|
22
|
20
|
21
|
26
|
21
|
17
|
19
|
19
|
19
|
18
|
21
|
25
|
38
|
47
|
41
|
45
|
|
2025/04
|
56
|
43
|
39
|
40
|
44
|
44
|
42
|
34
|
41
|
49
|
35
|
85
|
33
|
20
|
15
|
16
|
36
|
58
|
24
|
17
|
40
|
25
|
32
|
28
|
22
|
16
|
25
|
21
|
26
|
26
|
|
|
2025/03
|
24
|
25
|
28
|
29
|
32
|
31
|
30
|
31
|
29
|
86
|
26
|
43
|
24
|
22
|
22
|
22
|
21
|
24
|
30
|
56
|
27
|
18
|
18
|
24
|
23
|
20
|
20
|
17
|
19
|
21
|
39
|
|
2025/02
|
60
|
69
|
53
|
40
|
33
|
34
|
38
|
24
|
34
|
52
|
42
|
54
|
67
|
49
|
45
|
24
|
25
|
23
|
25
|
25
|
25
|
24
|
31
|
42
|
56
|
31
|
41
|
45
|
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7
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8
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9
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10
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11
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12
|
13
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14
|
15
|
16
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17
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18
|
19
|
20
|
21
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22
|
23
|
24
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25
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26
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27
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28
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29
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30
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31
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*: primary pollution