Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
93
*
PM2.5
161
PM10
108
O3
0.8
CO
8
SO2
15
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
10 Mar
127
Light
Wed
11 Mar
128
Light
Thu
12 Mar
117
Light
Fri
13 Mar
110
Light
Sat
14 Mar
86
Good
Sun
15 Mar
79
Good
Mon
16 Mar
32
Excellent
Guan County Air quality rank
Air quality in the last 12 months (Guan County)
|
2026/02
|
166
|
161
|
140
|
132
|
147
|
54
|
50
|
74
|
75
|
81
|
121
|
104
|
127
|
142
|
65
|
63
|
144
|
86
|
65
|
64
|
116
|
293
|
80
|
69
|
50
|
70
|
83
|
81
|
|||
|
2026/01
|
49
|
77
|
145
|
182
|
245
|
144
|
51
|
66
|
101
|
95
|
54
|
76
|
112
|
136
|
147
|
108
|
60
|
52
|
37
|
36
|
65
|
98
|
126
|
190
|
162
|
116
|
179
|
191
|
130
|
91
|
170
|
|
2025/12
|
103
|
42
|
51
|
72
|
92
|
132
|
95
|
68
|
118
|
139
|
138
|
31
|
68
|
84
|
85
|
183
|
146
|
183
|
191
|
146
|
69
|
53
|
84
|
96
|
46
|
57
|
105
|
164
|
162
|
131
|
33
|
|
2025/11
|
89
|
54
|
69
|
89
|
104
|
159
|
100
|
69
|
59
|
75
|
97
|
99
|
87
|
117
|
164
|
134
|
35
|
50
|
61
|
75
|
90
|
114
|
99
|
116
|
44
|
137
|
163
|
146
|
143
|
194
|
|
|
2025/10
|
60
|
25
|
30
|
44
|
14
|
12
|
31
|
29
|
8
|
10
|
13
|
18
|
30
|
46
|
68
|
57
|
35
|
25
|
38
|
36
|
46
|
63
|
75
|
91
|
79
|
84
|
109
|
121
|
71
|
131
|
158
|
|
2025/09
|
33
|
40
|
44
|
42
|
39
|
48
|
58
|
54
|
31
|
44
|
52
|
41
|
54
|
48
|
41
|
39
|
23
|
33
|
19
|
35
|
57
|
29
|
36
|
37
|
50
|
57
|
24
|
47
|
53
|
57
|
|
|
2025/08
|
35
|
36
|
36
|
41
|
39
|
37
|
50
|
42
|
19
|
27
|
39
|
26
|
35
|
43
|
39
|
21
|
23
|
35
|
41
|
29
|
28
|
29
|
30
|
24
|
26
|
44
|
49
|
29
|
41
|
28
|
26
|
|
2025/07
|
16
|
24
|
28
|
35
|
36
|
32
|
38
|
37
|
42
|
59
|
53
|
53
|
56
|
49
|
51
|
36
|
35
|
37
|
48
|
41
|
38
|
26
|
17
|
29
|
35
|
33
|
30
|
34
|
28
|
29
|
32
|
|
2025/06
|
73
|
69
|
46
|
48
|
76
|
78
|
103
|
86
|
80
|
52
|
73
|
68
|
58
|
61
|
40
|
30
|
42
|
55
|
24
|
37
|
44
|
45
|
47
|
49
|
58
|
46
|
52
|
31
|
17
|
25
|
|
|
2025/05
|
54
|
78
|
43
|
51
|
133
|
77
|
80
|
77
|
28
|
30
|
54
|
59
|
64
|
60
|
40
|
78
|
137
|
78
|
98
|
73
|
71
|
64
|
60
|
51
|
51
|
58
|
56
|
63
|
60
|
64
|
63
|
|
2025/04
|
73
|
43
|
63
|
87
|
56
|
81
|
98
|
85
|
73
|
91
|
91
|
167
|
69
|
53
|
58
|
108
|
177
|
89
|
35
|
67
|
60
|
69
|
74
|
67
|
72
|
79
|
71
|
55
|
61
|
76
|
|
|
2025/03
|
151
|
53
|
44
|
35
|
65
|
71
|
84
|
91
|
99
|
97
|
106
|
141
|
111
|
66
|
60
|
38
|
54
|
40
|
56
|
51
|
56
|
67
|
100
|
178
|
164
|
95
|
106
|
172
|
51
|
59
|
76
|
|
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