Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
15 Jan
Fri
16 Jan
Sat
17 Jan
Sun
18 Jan
Mon
19 Jan
Tue
20 Jan
Wed
21 Jan
Real-time AQI (Monitoring Station in Hangzhou)
西溪
6037
PM2.5
70 *
PM10
0
O3
0.9
CO
8
SO2
32
NO2
下沙
6748 *
PM2.5
79
PM10
32
O3
0.7
CO
10
SO2
56
NO2
卧龙桥
5942 *
PM2.5
62
PM10
2
O3
0.4
CO
9
SO2
45
NO2
和睦小学
7756 *
PM2.5
79
PM10
2
O3
0.9
CO
6
SO2
65
NO2
临平镇
6748 *
PM2.5
82
PM10
4
O3
0.6
CO
8
SO2
77
NO2
城厢镇
6345
PM2.5
76
PM10
33
O3
0.8
CO
8
SO2
49
NO2
镇二中
6849 *
PM2.5
54
PM10
3
O3
0.8
CO
6
SO2
56
NO2
市府大楼
4228
PM2.5
42
PM10
30
O3
0.7
CO
11
SO2
23
NO2
消防大队
7252 *
PM2.5
81
PM10
0
O3
0.5
CO
6
SO2
73
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