Air Quality
Excellent
No health implications.
30
PM2.5
50
PM10
145
O3
0.6
CO
5
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Jul
79
Good
Sat
25 Jul
64
Good
Sun
26 Jul
60
Good
Mon
27 Jul
58
Good
Tue
28 Jul
61
Good
Wed
29 Jul
60
Good
Thu
30 Jul
40
Excellent
Air quality in the last 12 months (Qiantang)
|
2026/06
|
62
|
76
|
58
|
45
|
49
|
34
|
48
|
28
|
28
|
45
|
68
|
46
|
36
|
31
|
33
|
23
|
59
|
63
|
31
|
16
|
33
|
43
|
27
|
26
|
27
|
61
|
58
|
54
|
36
|
20
|
|
|
2026/05
|
47
|
47
|
38
|
33
|
47
|
50
|
57
|
30
|
36
|
43
|
52
|
56
|
64
|
34
|
38
|
36
|
31
|
40
|
47
|
51
|
45
|
62
|
56
|
47
|
46
|
27
|
31
|
36
|
56
|
43
|
49
|
|
2026/04
|
41
|
56
|
37
|
35
|
62
|
77
|
50
|
36
|
31
|
47
|
55
|
40
|
52
|
35
|
54
|
38
|
66
|
56
|
62
|
59
|
51
|
28
|
25
|
54
|
66
|
67
|
72
|
58
|
26
|
41
|
|
|
2026/03
|
32
|
19
|
48
|
31
|
51
|
70
|
50
|
39
|
45
|
57
|
56
|
47
|
72
|
72
|
62
|
43
|
54
|
45
|
66
|
63
|
48
|
59
|
52
|
49
|
59
|
79
|
37
|
50
|
51
|
38
|
40
|
|
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
|
|
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