Air Quality
Excellent
No health implications.
32
PM2.5
50
PM10
104
O3
0.7
CO
12
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 May
81
Good
Mon
5 May
101
Light
Tue
6 May
113
Light
Wed
7 May
89
Good
Thu
8 May
55
Good
Fri
9 May
64
Good
Sat
10 May
63
Good
Air quality in the last 12 months (Hanshou)
|
2025/02
|
75
|
73
|
75
|
74
|
71
|
57
|
86
|
58
|
50
|
67
|
75
|
83
|
96
|
72
|
54
|
63
|
52
|
41
|
64
|
112
|
122
|
70
|
88
|
106
|
88
|
73
|
49
|
62
|
|||
|
2025/01
|
133
|
182
|
205
|
239
|
120
|
110
|
91
|
81
|
69
|
78
|
85
|
76
|
143
|
167
|
84
|
72
|
94
|
119
|
123
|
138
|
153
|
192
|
277
|
144
|
22
|
48
|
60
|
102
|
286
|
142
|
121
|
|
2024/12
|
68
|
103
|
134
|
108
|
51
|
56
|
66
|
88
|
74
|
87
|
68
|
115
|
118
|
57
|
56
|
63
|
92
|
108
|
76
|
114
|
117
|
75
|
68
|
101
|
141
|
186
|
194
|
115
|
109
|
158
|
144
|
|
2024/11
|
84
|
100
|
95
|
89
|
83
|
87
|
76
|
79
|
109
|
70
|
72
|
84
|
86
|
92
|
93
|
82
|
15
|
13
|
28
|
34
|
41
|
60
|
86
|
91
|
35
|
33
|
41
|
42
|
51
|
59
|
|
|
2024/10
|
31
|
61
|
65
|
82
|
87
|
69
|
48
|
54
|
65
|
96
|
135
|
135
|
71
|
47
|
52
|
87
|
64
|
21
|
25
|
44
|
18
|
26
|
31
|
44
|
60
|
52
|
60
|
87
|
90
|
79
|
65
|
|
2024/09
|
46
|
46
|
61
|
69
|
64
|
51
|
56
|
49
|
52
|
57
|
47
|
34
|
43
|
56
|
65
|
55
|
52
|
55
|
44
|
52
|
55
|
38
|
46
|
68
|
85
|
112
|
110
|
99
|
93
|
56
|
|
|
2024/08
|
11
|
14
|
20
|
23
|
24
|
28
|
34
|
30
|
27
|
32
|
49
|
62
|
40
|
45
|
46
|
32
|
34
|
39
|
30
|
37
|
40
|
36
|
26
|
27
|
30
|
38
|
32
|
29
|
36
|
43
|
46
|
|
2024/07
|
13
|
23
|
21
|
17
|
18
|
16
|
19
|
19
|
21
|
31
|
49
|
37
|
27
|
26
|
30
|
25
|
19
|
18
|
14
|
17
|
23
|
21
|
22
|
25
|
34
|
38
|
27
|
17
|
13
|
14
|
16
|
|
2024/06
|
27
|
34
|
47
|
19
|
19
|
32
|
39
|
38
|
16
|
18
|
22
|
18
|
29
|
30
|
35
|
35
|
31
|
31
|
27
|
21
|
27
|
13
|
13
|
14
|
19
|
21
|
13
|
17
|
11
|
12
|
|
|
2024/05
|
32
|
50
|
27
|
23
|
28
|
36
|
74
|
81
|
76
|
50
|
62
|
83
|
77
|
66
|
75
|
65
|
55
|
49
|
36
|
26
|
47
|
56
|
56
|
51
|
44
|
32
|
38
|
28
|
33
|
20
|
31
|
|
2024/04
|
39
|
26
|
54
|
62
|
63
|
51
|
61
|
52
|
48
|
54
|
56
|
36
|
33
|
42
|
50
|
45
|
46
|
49
|
28
|
33
|
55
|
62
|
41
|
58
|
55
|
47
|
53
|
43
|
46
|
28
|
|
|
2024/03
|
117
|
82
|
55
|
56
|
107
|
119
|
88
|
88
|
87
|
83
|
70
|
68
|
99
|
87
|
78
|
74
|
67
|
49
|
51
|
76
|
74
|
59
|
38
|
48
|
27
|
35
|
48
|
36
|
34
|
40
|
36
|
|
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