Air Quality
Excellent
No health implications.
4
PM2.5
19
PM10
115
O3
0.3
CO
7
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Apr
56
Good
Wed
8 Apr
51
Good
Thu
9 Apr
56
Good
Fri
10 Apr
57
Good
Sat
11 Apr
52
Good
Sun
12 Apr
49
Excellent
Mon
13 Apr
33
Excellent
Qiantang Air quality rank
Air quality in the last 12 months (Qiantang)
|
2026/02
|
61
|
81
|
101
|
91
|
114
|
65
|
30
|
53
|
45
|
56
|
77
|
99
|
115
|
63
|
63
|
35
|
58
|
59
|
62
|
37
|
29
|
67
|
77
|
32
|
33
|
32
|
19
|
35
|
|||
|
2026/01
|
25
|
59
|
98
|
119
|
105
|
106
|
56
|
67
|
80
|
67
|
84
|
63
|
64
|
75
|
76
|
139
|
114
|
65
|
37
|
32
|
50
|
52
|
76
|
106
|
102
|
50
|
57
|
67
|
44
|
37
|
36
|
|
2025/12
|
114
|
60
|
50
|
55
|
57
|
80
|
90
|
94
|
53
|
50
|
93
|
42
|
36
|
52
|
68
|
64
|
126
|
122
|
84
|
124
|
44
|
41
|
58
|
49
|
66
|
38
|
55
|
82
|
81
|
116
|
33
|
|
2025/11
|
69
|
74
|
29
|
36
|
45
|
47
|
40
|
31
|
21
|
41
|
29
|
36
|
42
|
87
|
59
|
61
|
44
|
34
|
41
|
56
|
72
|
98
|
95
|
81
|
98
|
88
|
148
|
157
|
96
|
77
|
|
|
2025/10
|
31
|
27
|
40
|
38
|
34
|
42
|
56
|
24
|
19
|
29
|
49
|
73
|
55
|
28
|
39
|
25
|
23
|
23
|
26
|
29
|
30
|
31
|
32
|
37
|
40
|
42
|
49
|
25
|
33
|
37
|
22
|
|
2025/09
|
32
|
26
|
24
|
39
|
39
|
36
|
43
|
34
|
24
|
19
|
31
|
36
|
34
|
16
|
30
|
28
|
31
|
21
|
23
|
23
|
24
|
23
|
24
|
20
|
24
|
33
|
42
|
45
|
42
|
29
|
|
|
2025/08
|
29
|
37
|
29
|
35
|
27
|
17
|
17
|
22
|
25
|
30
|
34
|
34
|
22
|
17
|
17
|
19
|
23
|
21
|
24
|
32
|
36
|
28
|
25
|
32
|
35
|
35
|
31
|
19
|
23
|
22
|
32
|
|
2025/07
|
17
|
22
|
32
|
34
|
31
|
21
|
19
|
17
|
18
|
27
|
19
|
16
|
23
|
36
|
39
|
38
|
33
|
28
|
17
|
18
|
16
|
15
|
23
|
23
|
22
|
15
|
15
|
17
|
24
|
10
|
10
|
|
2025/06
|
18
|
15
|
29
|
44
|
39
|
35
|
57
|
34
|
24
|
22
|
18
|
21
|
19
|
22
|
10
|
18
|
46
|
43
|
29
|
22
|
24
|
20
|
19
|
25
|
45
|
36
|
25
|
21
|
21
|
22
|
|
|
2025/05
|
52
|
57
|
60
|
38
|
50
|
82
|
83
|
60
|
20
|
34
|
33
|
49
|
41
|
45
|
104
|
85
|
43
|
71
|
46
|
29
|
18
|
39
|
21
|
46
|
59
|
46
|
40
|
32
|
30
|
52
|
46
|
|
2025/04
|
48
|
61
|
66
|
62
|
73
|
106
|
69
|
60
|
72
|
70
|
78
|
158
|
91
|
89
|
55
|
56
|
60
|
70
|
78
|
82
|
59
|
33
|
45
|
58
|
48
|
52
|
38
|
55
|
49
|
54
|
|
|
2025/03
|
54
|
58
|
33
|
26
|
43
|
44
|
67
|
79
|
53
|
77
|
82
|
52
|
36
|
48
|
27
|
55
|
35
|
55
|
62
|
65
|
50
|
60
|
62
|
65
|
69
|
76
|
70
|
61
|
63
|
60
|
37
|
|
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