Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
41
*
PM2.5
48
PM10
34
O3
0.6
CO
7
SO2
23
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
22 Dec
88
Good
Tue
23 Dec
90
Good
Wed
24 Dec
97
Good
Thu
25 Dec
76
Good
Fri
26 Dec
99
Good
Sat
27 Dec
130
Light
Sun
28 Dec
32
Excellent
Pei County Air quality rank
Air quality in the last 12 months (Pei County)
|
2025/11
|
124
|
74
|
59
|
69
|
79
|
55
|
60
|
78
|
89
|
66
|
59
|
65
|
107
|
167
|
196
|
151
|
39
|
54
|
70
|
86
|
147
|
122
|
100
|
120
|
53
|
88
|
229
|
134
|
109
|
161
|
|
|
2025/10
|
32
|
13
|
30
|
42
|
40
|
31
|
47
|
53
|
34
|
41
|
39
|
25
|
27
|
43
|
38
|
36
|
37
|
34
|
37
|
38
|
41
|
50
|
52
|
59
|
100
|
95
|
94
|
71
|
58
|
60
|
151
|
|
2025/09
|
28
|
36
|
32
|
40
|
46
|
40
|
54
|
40
|
36
|
43
|
30
|
13
|
47
|
50
|
35
|
27
|
22
|
24
|
15
|
39
|
44
|
32
|
21
|
29
|
42
|
46
|
37
|
33
|
53
|
44
|
|
|
2025/08
|
22
|
26
|
31
|
41
|
39
|
33
|
39
|
36
|
25
|
22
|
18
|
23
|
19
|
30
|
35
|
32
|
36
|
41
|
40
|
35
|
33
|
34
|
26
|
33
|
54
|
46
|
34
|
47
|
53
|
36
|
30
|
|
2025/07
|
33
|
30
|
30
|
26
|
32
|
33
|
44
|
37
|
27
|
52
|
56
|
39
|
44
|
34
|
41
|
41
|
40
|
40
|
50
|
34
|
28
|
28
|
29
|
29
|
32
|
29
|
27
|
29
|
27
|
30
|
30
|
|
2025/06
|
48
|
43
|
61
|
65
|
67
|
64
|
50
|
68
|
59
|
54
|
65
|
48
|
48
|
51
|
49
|
59
|
48
|
39
|
24
|
27
|
46
|
47
|
47
|
45
|
54
|
46
|
37
|
32
|
12
|
25
|
|
|
2025/05
|
62
|
81
|
50
|
51
|
55
|
86
|
75
|
60
|
22
|
31
|
51
|
53
|
56
|
59
|
81
|
91
|
99
|
66
|
83
|
66
|
62
|
70
|
70
|
62
|
51
|
53
|
62
|
54
|
58
|
61
|
68
|
|
2025/04
|
69
|
50
|
54
|
66
|
81
|
74
|
76
|
86
|
82
|
83
|
62
|
164
|
81
|
64
|
56
|
67
|
90
|
98
|
64
|
62
|
48
|
77
|
83
|
87
|
68
|
59
|
62
|
56
|
56
|
73
|
|
|
2025/03
|
120
|
32
|
46
|
63
|
78
|
84
|
89
|
93
|
92
|
98
|
118
|
148
|
84
|
61
|
73
|
48
|
53
|
44
|
57
|
66
|
58
|
65
|
83
|
120
|
117
|
96
|
111
|
154
|
55
|
55
|
71
|
|
2025/02
|
134
|
161
|
125
|
56
|
53
|
58
|
64
|
43
|
62
|
67
|
96
|
116
|
91
|
81
|
102
|
89
|
58
|
72
|
65
|
55
|
66
|
90
|
69
|
51
|
76
|
110
|
118
|
116
|
|||
|
2025/01
|
116
|
169
|
87
|
124
|
167
|
81
|
70
|
65
|
50
|
50
|
93
|
104
|
104
|
118
|
60
|
76
|
88
|
113
|
123
|
138
|
168
|
164
|
90
|
75
|
93
|
90
|
44
|
73
|
137
|
100
|
177
|
|
2024/12
|
92
|
93
|
62
|
125
|
174
|
158
|
123
|
57
|
61
|
97
|
114
|
60
|
87
|
83
|
77
|
95
|
123
|
53
|
60
|
102
|
76
|
59
|
86
|
105
|
147
|
134
|
79
|
74
|
66
|
106
|
115
|
|
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