Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 Dec
Fri
5 Dec
Sat
6 Dec
Sun
7 Dec
Mon
8 Dec
Tue
9 Dec
Wed
10 Dec
Real-time AQI (Monitoring Station in Hangzhou)
下沙
4317
PM2.5
43
PM10
17
O3
1.0
CO
9
SO2
54
NO2
卧龙桥
3617
PM2.5
36
PM10
11
O3
0.5
CO
8
SO2
25
NO2
浙江农大
4623
PM2.5
46
PM10
12
O3
0.3
CO
7
SO2
54
NO2
和睦小学
5429
PM2.5
58 *
PM10
14
O3
0.4
CO
10
SO2
52
NO2
临平镇
4120
PM2.5
41
PM10
5
O3
0.6
CO
9
SO2
64
NO2
城厢镇
5428
PM2.5
57 *
PM10
0
O3
0.3
CO
8
SO2
70
NO2
云栖
3621
PM2.5
36
PM10
11
O3
0.6
CO
5
SO2
30
NO2
镇二中
3521
PM2.5
35
PM10
6
O3
0.7
CO
4
SO2
51
NO2
消防大队
5125
PM2.5
51 *
PM10
5
O3
0.4
CO
4
SO2
50
NO2
Air quality in the last 12 months (Hangzhou)
|
2025/11
|
54
|
71
|
32
|
48
|
49
|
52
|
31
|
28
|
20
|
48
|
31
|
40
|
39
|
77
|
73
|
68
|
48
|
32
|
40
|
51
|
61
|
84
|
81
|
75
|
98
|
87
|
124
|
129
|
85
|
69
|
|
|
2025/10
|
42
|
37
|
48
|
47
|
44
|
45
|
62
|
34
|
28
|
35
|
48
|
85
|
60
|
31
|
41
|
27
|
26
|
21
|
28
|
29
|
32
|
32
|
32
|
38
|
44
|
46
|
45
|
32
|
40
|
39
|
21
|
|
2025/09
|
30
|
23
|
24
|
37
|
45
|
38
|
38
|
39
|
20
|
22
|
37
|
36
|
27
|
17
|
32
|
37
|
34
|
22
|
27
|
22
|
31
|
32
|
31
|
25
|
35
|
41
|
44
|
54
|
49
|
37
|
|
|
2025/08
|
30
|
38
|
28
|
39
|
30
|
17
|
16
|
22
|
24
|
28
|
34
|
35
|
21
|
19
|
19
|
23
|
25
|
28
|
31
|
39
|
37
|
24
|
21
|
28
|
31
|
37
|
35
|
21
|
25
|
27
|
29
|
|
2025/07
|
20
|
25
|
32
|
34
|
32
|
23
|
20
|
15
|
20
|
30
|
19
|
17
|
25
|
35
|
37
|
32
|
29
|
30
|
18
|
16
|
15
|
15
|
22
|
23
|
22
|
15
|
16
|
17
|
25
|
11
|
12
|
|
2025/06
|
23
|
13
|
29
|
45
|
36
|
34
|
55
|
26
|
23
|
19
|
20
|
33
|
27
|
19
|
8
|
20
|
41
|
35
|
24
|
20
|
21
|
21
|
17
|
29
|
50
|
38
|
20
|
18
|
20
|
25
|
|
|
2025/05
|
46
|
51
|
55
|
36
|
39
|
77
|
85
|
57
|
19
|
27
|
29
|
43
|
44
|
45
|
81
|
57
|
31
|
64
|
43
|
28
|
16
|
37
|
19
|
42
|
60
|
53
|
52
|
38
|
29
|
51
|
51
|
|
2025/04
|
51
|
55
|
68
|
62
|
64
|
73
|
66
|
60
|
66
|
60
|
64
|
140
|
79
|
87
|
52
|
50
|
57
|
62
|
73
|
76
|
51
|
30
|
47
|
54
|
45
|
56
|
35
|
49
|
51
|
54
|
|
|
2025/03
|
48
|
49
|
27
|
21
|
40
|
46
|
69
|
69
|
63
|
75
|
71
|
49
|
32
|
42
|
21
|
48
|
33
|
46
|
56
|
59
|
42
|
50
|
53
|
58
|
60
|
68
|
63
|
58
|
55
|
58
|
37
|
|
2025/02
|
27
|
51
|
83
|
57
|
39
|
65
|
58
|
31
|
38
|
57
|
86
|
97
|
109
|
73
|
88
|
46
|
69
|
43
|
61
|
46
|
31
|
56
|
91
|
85
|
102
|
91
|
89
|
48
|
|||
|
2025/01
|
92
|
86
|
78
|
86
|
106
|
84
|
78
|
81
|
47
|
45
|
62
|
68
|
83
|
85
|
54
|
50
|
66
|
87
|
80
|
109
|
147
|
139
|
79
|
46
|
35
|
41
|
38
|
43
|
148
|
72
|
64
|
|
2024/12
|
56
|
58
|
103
|
56
|
54
|
83
|
141
|
37
|
55
|
45
|
27
|
78
|
83
|
88
|
57
|
54
|
57
|
81
|
39
|
53
|
82
|
62
|
70
|
63
|
91
|
140
|
66
|
60
|
68
|
82
|
78
|
|
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
*: primary pollution