Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
16
PM2.5
61
*
PM10
71
O3
0.2
CO
4
SO2
9
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
15 Feb
95
Good
Mon
16 Feb
99
Good
Tue
17 Feb
190
Moderate
Wed
18 Feb
142
Light
Thu
19 Feb
97
Good
Fri
20 Feb
92
Good
Sat
21 Feb
18
Excellent
Air quality in the last 12 months (Yuanyang)
|
2026/01
|
63
|
128
|
152
|
151
|
204
|
38
|
42
|
66
|
58
|
73
|
52
|
70
|
81
|
116
|
80
|
112
|
71
|
63
|
55
|
50
|
78
|
123
|
172
|
171
|
189
|
182
|
226
|
168
|
198
|
113
|
161
|
|
2025/12
|
144
|
65
|
51
|
63
|
102
|
108
|
76
|
84
|
121
|
184
|
153
|
40
|
61
|
79
|
74
|
164
|
168
|
234
|
228
|
166
|
91
|
59
|
96
|
115
|
80
|
97
|
131
|
168
|
129
|
174
|
44
|
|
2025/11
|
86
|
68
|
81
|
105
|
81
|
150
|
99
|
65
|
76
|
94
|
93
|
95
|
86
|
102
|
99
|
103
|
50
|
42
|
42
|
55
|
61
|
60
|
70
|
101
|
76
|
127
|
200
|
135
|
86
|
96
|
|
|
2025/10
|
39
|
21
|
35
|
35
|
20
|
16
|
32
|
32
|
18
|
16
|
27
|
20
|
27
|
45
|
41
|
50
|
21
|
27
|
43
|
38
|
43
|
56
|
78
|
95
|
78
|
114
|
123
|
128
|
95
|
156
|
202
|
|
2025/09
|
40
|
34
|
32
|
21
|
21
|
50
|
57
|
44
|
28
|
35
|
29
|
23
|
48
|
46
|
42
|
30
|
25
|
19
|
17
|
36
|
38
|
14
|
26
|
37
|
48
|
39
|
18
|
35
|
40
|
55
|
|
|
2025/08
|
34
|
25
|
31
|
33
|
40
|
27
|
27
|
23
|
21
|
25
|
34
|
19
|
26
|
26
|
30
|
19
|
21
|
28
|
33
|
25
|
24
|
34
|
32
|
21
|
33
|
31
|
38
|
28
|
29
|
31
|
29
|
|
2025/07
|
16
|
21
|
20
|
25
|
26
|
28
|
35
|
27
|
33
|
47
|
59
|
47
|
38
|
37
|
40
|
37
|
26
|
39
|
42
|
45
|
30
|
29
|
16
|
15
|
26
|
27
|
29
|
27
|
30
|
26
|
31
|
|
2025/06
|
48
|
60
|
63
|
66
|
63
|
65
|
82
|
77
|
64
|
54
|
52
|
51
|
51
|
42
|
49
|
36
|
40
|
33
|
25
|
32
|
37
|
45
|
32
|
43
|
56
|
25
|
32
|
28
|
20
|
25
|
|
|
2025/05
|
71
|
98
|
59
|
54
|
154
|
149
|
119
|
81
|
73
|
40
|
52
|
59
|
69
|
63
|
47
|
78
|
142
|
77
|
101
|
70
|
73
|
71
|
82
|
61
|
60
|
54
|
63
|
62
|
66
|
71
|
47
|
|
2025/04
|
73
|
56
|
57
|
92
|
72
|
85
|
95
|
90
|
91
|
116
|
94
|
203
|
87
|
51
|
61
|
118
|
130
|
104
|
57
|
67
|
58
|
65
|
99
|
77
|
75
|
76
|
90
|
67
|
60
|
91
|
|
|
2025/03
|
104
|
62
|
44
|
43
|
94
|
99
|
83
|
87
|
106
|
107
|
104
|
135
|
126
|
57
|
75
|
43
|
47
|
58
|
67
|
54
|
54
|
66
|
95
|
297
|
188
|
128
|
98
|
155
|
63
|
57
|
73
|
|
2025/02
|
98
|
163
|
111
|
56
|
41
|
51
|
88
|
52
|
69
|
81
|
118
|
98
|
55
|
70
|
70
|
69
|
68
|
72
|
55
|
63
|
91
|
91
|
65
|
76
|
82
|
87
|
116
|
145
|
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7
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9
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10
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12
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13
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14
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15
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16
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20
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21
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22
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23
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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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- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution