Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
36
PM2.5
101
*
PM10
90
O3
0.4
CO
8
SO2
33
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
26 Apr
78
Good
Sun
27 Apr
57
Good
Mon
28 Apr
85
Good
Tue
29 Apr
101
Light
Wed
30 Apr
96
Good
Thu
1 May
35
Excellent
Fri
2 May
41
Excellent
Air quality in the last 12 months (Qiantang)
|
2025/02
|
32
|
60
|
84
|
62
|
45
|
62
|
62
|
35
|
43
|
61
|
64
|
104
|
96
|
68
|
103
|
61
|
81
|
43
|
64
|
47
|
30
|
60
|
100
|
88
|
116
|
106
|
97
|
69
|
|||
|
2025/01
|
88
|
81
|
73
|
73
|
111
|
97
|
86
|
84
|
47
|
53
|
66
|
73
|
92
|
99
|
57
|
58
|
76
|
94
|
93
|
119
|
164
|
122
|
56
|
38
|
33
|
47
|
43
|
43
|
93
|
69
|
60
|
|
2024/12
|
63
|
68
|
109
|
47
|
52
|
104
|
183
|
37
|
55
|
46
|
36
|
91
|
91
|
99
|
62
|
63
|
68
|
92
|
43
|
60
|
88
|
64
|
66
|
59
|
95
|
151
|
60
|
64
|
71
|
87
|
86
|
|
2024/11
|
9
|
44
|
73
|
83
|
38
|
38
|
36
|
42
|
39
|
48
|
58
|
51
|
50
|
43
|
37
|
32
|
22
|
30
|
39
|
48
|
57
|
94
|
36
|
33
|
38
|
37
|
54
|
63
|
50
|
63
|
|
|
2024/10
|
24
|
30
|
28
|
28
|
26
|
14
|
13
|
33
|
47
|
60
|
76
|
56
|
32
|
52
|
48
|
38
|
28
|
39
|
25
|
49
|
52
|
38
|
53
|
36
|
31
|
26
|
18
|
55
|
50
|
46
|
32
|
|
2024/09
|
51
|
54
|
33
|
33
|
27
|
38
|
51
|
31
|
26
|
39
|
18
|
33
|
20
|
22
|
26
|
20
|
19
|
24
|
23
|
19
|
21
|
33
|
34
|
35
|
55
|
44
|
27
|
39
|
36
|
30
|
|
|
2024/08
|
27
|
29
|
48
|
45
|
49
|
46
|
52
|
52
|
51
|
52
|
46
|
38
|
31
|
32
|
33
|
44
|
34
|
35
|
20
|
24
|
21
|
29
|
49
|
44
|
43
|
49
|
54
|
40
|
26
|
29
|
40
|
|
2024/07
|
43
|
34
|
28
|
30
|
32
|
37
|
32
|
35
|
31
|
35
|
41
|
36
|
42
|
39
|
44
|
32
|
33
|
33
|
35
|
33
|
40
|
31
|
29
|
26
|
34
|
23
|
15
|
17
|
19
|
18
|
26
|
|
2024/06
|
24
|
27
|
40
|
55
|
44
|
21
|
29
|
38
|
40
|
24
|
23
|
29
|
41
|
63
|
48
|
40
|
23
|
29
|
19
|
15
|
31
|
32
|
19
|
21
|
20
|
19
|
13
|
18
|
30
|
38
|
|
|
2024/05
|
39
|
45
|
38
|
37
|
31
|
29
|
66
|
57
|
38
|
51
|
51
|
54
|
75
|
66
|
63
|
43
|
51
|
52
|
48
|
47
|
36
|
45
|
51
|
43
|
31
|
27
|
27
|
26
|
32
|
42
|
28
|
|
2024/04
|
73
|
20
|
23
|
45
|
54
|
46
|
42
|
27
|
55
|
70
|
63
|
67
|
38
|
21
|
55
|
73
|
22
|
52
|
63
|
48
|
46
|
27
|
31
|
50
|
52
|
54
|
40
|
33
|
32
|
27
|
|
|
2024/03
|
50
|
65
|
69
|
53
|
36
|
59
|
103
|
84
|
91
|
86
|
67
|
80
|
65
|
85
|
75
|
62
|
77
|
78
|
70
|
103
|
86
|
59
|
71
|
81
|
42
|
33
|
55
|
38
|
39
|
57
|
95
|
|
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