Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
42
*
PM2.5
63
PM10
25
O3
0.7
CO
5
SO2
34
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
1 Mar
66
Good
Mon
2 Mar
81
Good
Tue
3 Mar
82
Good
Wed
4 Mar
76
Good
Thu
5 Mar
78
Good
Fri
6 Mar
70
Good
Sat
7 Mar
40
Excellent
Air quality in the last 12 months (Lan County)
|
2026/01
|
68
|
73
|
80
|
90
|
60
|
42
|
66
|
69
|
131
|
65
|
48
|
82
|
89
|
158
|
153
|
77
|
87
|
85
|
42
|
39
|
51
|
57
|
64
|
67
|
146
|
127
|
90
|
100
|
122
|
169
|
115
|
|
2025/12
|
68
|
37
|
40
|
51
|
71
|
70
|
96
|
65
|
71
|
83
|
68
|
57
|
61
|
77
|
71
|
69
|
71
|
74
|
72
|
62
|
52
|
77
|
102
|
60
|
44
|
48
|
65
|
56
|
53
|
55
|
66
|
|
2025/11
|
39
|
39
|
68
|
73
|
93
|
106
|
40
|
75
|
65
|
65
|
70
|
59
|
52
|
58
|
68
|
45
|
25
|
34
|
58
|
57
|
59
|
60
|
81
|
132
|
70
|
194
|
115
|
97
|
86
|
92
|
|
|
2025/10
|
54
|
33
|
37
|
49
|
56
|
29
|
34
|
15
|
9
|
12
|
41
|
33
|
37
|
49
|
45
|
58
|
30
|
43
|
38
|
50
|
60
|
73
|
66
|
69
|
82
|
40
|
42
|
60
|
72
|
76
|
51
|
|
2025/09
|
45
|
49
|
36
|
36
|
39
|
58
|
56
|
50
|
54
|
57
|
47
|
28
|
50
|
54
|
61
|
26
|
26
|
21
|
25
|
45
|
39
|
21
|
40
|
42
|
51
|
52
|
36
|
41
|
58
|
59
|
|
|
2025/08
|
56
|
52
|
52
|
35
|
33
|
41
|
40
|
42
|
25
|
34
|
38
|
45
|
42
|
52
|
42
|
26
|
34
|
43
|
39
|
30
|
24
|
34
|
15
|
32
|
38
|
31
|
26
|
26
|
31
|
42
|
46
|
|
2025/07
|
32
|
38
|
28
|
30
|
17
|
30
|
33
|
39
|
33
|
44
|
56
|
60
|
53
|
47
|
59
|
34
|
31
|
42
|
51
|
35
|
29
|
42
|
37
|
25
|
33
|
32
|
28
|
47
|
22
|
35
|
46
|
|
2025/06
|
48
|
25
|
30
|
28
|
44
|
46
|
54
|
48
|
50
|
37
|
53
|
62
|
41
|
35
|
20
|
24
|
36
|
44
|
34
|
31
|
30
|
44
|
46
|
49
|
51
|
41
|
42
|
32
|
30
|
45
|
|
|
2025/05
|
56
|
73
|
28
|
57
|
137
|
61
|
72
|
72
|
30
|
42
|
42
|
54
|
79
|
35
|
42
|
138
|
141
|
55
|
65
|
66
|
74
|
91
|
35
|
45
|
42
|
37
|
40
|
57
|
60
|
60
|
35
|
|
2025/04
|
53
|
41
|
87
|
116
|
48
|
71
|
85
|
72
|
63
|
49
|
199
|
104
|
59
|
25
|
49
|
147
|
201
|
78
|
61
|
78
|
85
|
71
|
63
|
42
|
58
|
63
|
42
|
38
|
60
|
106
|
|
|
2025/03
|
90
|
75
|
36
|
54
|
63
|
41
|
66
|
61
|
74
|
78
|
167
|
153
|
80
|
85
|
43
|
25
|
34
|
33
|
41
|
41
|
53
|
71
|
148
|
317
|
360
|
216
|
216
|
92
|
35
|
35
|
41
|
|
2025/02
|
81
|
55
|
25
|
36
|
32
|
107
|
36
|
35
|
46
|
63
|
69
|
60
|
49
|
58
|
68
|
59
|
54
|
64
|
55
|
61
|
66
|
47
|
33
|
50
|
52
|
67
|
71
|
63
|
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1
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2
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3
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4
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5
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6
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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
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13
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14
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15
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16
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17
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18
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19
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20
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21
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22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution