Air Quality
Excellent
No health implications.
6
PM2.5
11
PM10
34
O3
0.7
CO
7
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 May
57
Good
Sat
10 May
82
Good
Sun
11 May
89
Good
Mon
12 May
94
Good
Tue
13 May
99
Good
Wed
14 May
89
Good
Thu
15 May
36
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)
|
2025/02
|
23
|
42
|
87
|
61
|
42
|
65
|
57
|
25
|
36
|
56
|
102
|
96
|
113
|
87
|
84
|
42
|
66
|
45
|
67
|
44
|
39
|
57
|
87
|
89
|
99
|
81
|
68
|
32
|
|||
|
2025/01
|
110
|
95
|
95
|
115
|
120
|
83
|
83
|
88
|
52
|
38
|
71
|
74
|
84
|
81
|
59
|
48
|
62
|
87
|
77
|
97
|
131
|
145
|
104
|
46
|
33
|
35
|
31
|
43
|
223
|
78
|
63
|
|
2024/12
|
51
|
53
|
93
|
71
|
48
|
66
|
110
|
47
|
61
|
52
|
24
|
73
|
76
|
97
|
60
|
51
|
52
|
76
|
48
|
60
|
76
|
66
|
77
|
79
|
110
|
149
|
80
|
71
|
70
|
97
|
97
|
|
2024/11
|
12
|
26
|
40
|
64
|
42
|
40
|
35
|
49
|
46
|
39
|
42
|
52
|
58
|
51
|
38
|
30
|
19
|
18
|
31
|
45
|
45
|
66
|
47
|
44
|
33
|
25
|
37
|
46
|
40
|
46
|
|
|
2024/10
|
17
|
23
|
32
|
32
|
26
|
9
|
12
|
23
|
46
|
48
|
67
|
67
|
53
|
54
|
54
|
35
|
32
|
30
|
15
|
35
|
48
|
36
|
38
|
50
|
35
|
26
|
14
|
38
|
51
|
36
|
29
|
|
2024/09
|
48
|
49
|
43
|
41
|
34
|
36
|
60
|
40
|
23
|
45
|
17
|
36
|
32
|
27
|
23
|
18
|
17
|
23
|
17
|
15
|
19
|
18
|
25
|
36
|
52
|
59
|
21
|
33
|
40
|
31
|
|
|
2024/08
|
19
|
20
|
24
|
28
|
22
|
26
|
38
|
29
|
33
|
33
|
30
|
21
|
22
|
24
|
24
|
45
|
36
|
38
|
23
|
19
|
15
|
23
|
31
|
45
|
43
|
45
|
38
|
26
|
35
|
35
|
42
|
|
2024/07
|
16
|
17
|
18
|
20
|
24
|
20
|
18
|
20
|
24
|
30
|
38
|
31
|
17
|
22
|
31
|
28
|
31
|
17
|
20
|
20
|
22
|
30
|
30
|
30
|
18
|
15
|
12
|
15
|
15
|
17
|
20
|
|
2024/06
|
16
|
32
|
34
|
40
|
42
|
28
|
20
|
29
|
39
|
25
|
17
|
17
|
35
|
56
|
55
|
58
|
23
|
30
|
16
|
10
|
19
|
22
|
11
|
13
|
13
|
13
|
14
|
16
|
15
|
19
|
|
|
2024/05
|
19
|
38
|
49
|
33
|
19
|
21
|
45
|
53
|
35
|
50
|
48
|
42
|
56
|
54
|
54
|
31
|
42
|
51
|
53
|
54
|
38
|
41
|
57
|
53
|
49
|
22
|
19
|
18
|
32
|
50
|
20
|
|
2024/04
|
46
|
18
|
15
|
35
|
45
|
44
|
30
|
15
|
39
|
70
|
66
|
69
|
59
|
17
|
35
|
84
|
23
|
25
|
59
|
29
|
40
|
30
|
23
|
40
|
58
|
49
|
49
|
45
|
20
|
25
|
|
|
2024/03
|
40
|
53
|
51
|
75
|
36
|
43
|
77
|
66
|
80
|
100
|
70
|
73
|
83
|
104
|
114
|
53
|
61
|
54
|
53
|
64
|
59
|
53
|
56
|
56
|
50
|
24
|
60
|
32
|
30
|
41
|
83
|
|
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