Air Quality
Excellent
No health implications.
12
PM2.5
30
PM10
78
O3
0.3
CO
7
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Jan
54
Good
Tue
28 Jan
99
Good
Wed
29 Jan
142
Light
Thu
30 Jan
89
Good
Fri
31 Jan
62
Good
Sat
1 Feb
66
Good
Sun
2 Feb
74
Good
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)
|
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
|
|
2024/02
|
24
|
21
|
19
|
23
|
37
|
71
|
78
|
98
|
130
|
221
|
75
|
57
|
42
|
36
|
32
|
27
|
37
|
38
|
44
|
13
|
15
|
18
|
29
|
39
|
56
|
83
|
89
|
62
|
32
|
||
|
2024/01
|
192
|
159
|
84
|
81
|
56
|
84
|
165
|
99
|
125
|
149
|
128
|
69
|
86
|
90
|
86
|
76
|
73
|
87
|
22
|
23
|
68
|
47
|
30
|
43
|
64
|
77
|
115
|
110
|
125
|
110
|
79
|
|
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