Air Quality
Excellent
No health implications.
3
PM2.5
6
PM10
41
O3
0.9
CO
6
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Apr
44
Excellent
Thu
23 Apr
49
Excellent
Fri
24 Apr
74
Good
Sat
25 Apr
82
Good
Sun
26 Apr
89
Good
Mon
27 Apr
90
Good
Tue
28 Apr
39
Excellent
Real-time AQI (Monitoring Station in Lin'an)
四中
7049
PM2.5
90 *
PM10
54
O3
0.9
CO
10
SO2
32
NO2
Air quality in the last 12 months (Lin'an)
|
2026/03
|
43
|
17
|
41
|
48
|
49
|
64
|
66
|
44
|
57
|
66
|
58
|
52
|
63
|
69
|
73
|
62
|
66
|
33
|
58
|
89
|
57
|
55
|
49
|
45
|
48
|
84
|
50
|
36
|
44
|
48
|
30
|
|
2026/02
|
36
|
49
|
100
|
94
|
98
|
58
|
29
|
44
|
40
|
41
|
52
|
72
|
79
|
45
|
48
|
27
|
75
|
55
|
50
|
35
|
33
|
61
|
98
|
38
|
40
|
33
|
14
|
35
|
|||
|
2026/01
|
25
|
66
|
99
|
104
|
102
|
87
|
57
|
58
|
65
|
59
|
68
|
66
|
61
|
57
|
61
|
102
|
111
|
108
|
40
|
34
|
82
|
57
|
77
|
97
|
151
|
96
|
45
|
93
|
59
|
29
|
21
|
|
2025/12
|
121
|
96
|
55
|
56
|
73
|
79
|
68
|
108
|
63
|
71
|
80
|
57
|
35
|
53
|
60
|
59
|
101
|
165
|
102
|
91
|
45
|
43
|
59
|
23
|
61
|
50
|
58
|
63
|
58
|
114
|
32
|
|
2025/11
|
45
|
63
|
37
|
54
|
52
|
53
|
24
|
24
|
15
|
47
|
28
|
35
|
32
|
67
|
77
|
72
|
42
|
30
|
52
|
49
|
54
|
71
|
67
|
66
|
98
|
93
|
114
|
116
|
77
|
62
|
|
|
2025/10
|
35
|
46
|
45
|
48
|
42
|
40
|
58
|
37
|
28
|
34
|
44
|
91
|
63
|
27
|
29
|
16
|
23
|
12
|
16
|
22
|
25
|
28
|
29
|
34
|
46
|
45
|
46
|
42
|
42
|
46
|
25
|
|
2025/09
|
24
|
16
|
20
|
32
|
38
|
34
|
33
|
35
|
17
|
18
|
38
|
34
|
18
|
12
|
23
|
28
|
22
|
16
|
26
|
15
|
26
|
33
|
33
|
22
|
39
|
40
|
38
|
46
|
49
|
38
|
|
|
2025/08
|
25
|
30
|
21
|
29
|
25
|
14
|
14
|
16
|
22
|
26
|
32
|
35
|
17
|
19
|
17
|
21
|
25
|
31
|
33
|
36
|
29
|
16
|
15
|
21
|
20
|
30
|
40
|
20
|
23
|
27
|
26
|
|
2025/07
|
19
|
22
|
26
|
38
|
35
|
26
|
20
|
12
|
15
|
27
|
20
|
13
|
22
|
32
|
37
|
28
|
27
|
32
|
24
|
15
|
14
|
13
|
22
|
21
|
25
|
11
|
16
|
15
|
21
|
11
|
10
|
|
2025/06
|
19
|
11
|
29
|
51
|
33
|
35
|
54
|
23
|
19
|
24
|
25
|
39
|
36
|
19
|
9
|
19
|
37
|
27
|
19
|
17
|
17
|
15
|
16
|
22
|
38
|
33
|
17
|
15
|
15
|
22
|
|
|
2025/05
|
43
|
42
|
53
|
36
|
40
|
79
|
92
|
57
|
14
|
24
|
28
|
40
|
44
|
49
|
64
|
35
|
30
|
62
|
44
|
25
|
15
|
30
|
19
|
42
|
57
|
49
|
56
|
43
|
32
|
48
|
52
|
|
2025/04
|
53
|
51
|
64
|
69
|
62
|
59
|
60
|
58
|
63
|
55
|
59
|
123
|
75
|
86
|
52
|
43
|
59
|
61
|
63
|
79
|
45
|
26
|
44
|
54
|
46
|
53
|
37
|
46
|
54
|
50
|
|
|
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