Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
30
PM2.5
51
*
PM10
5
O3
0.7
CO
5
SO2
80
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
10 Mar
51
Good
Tue
11 Mar
47
Excellent
Wed
12 Mar
43
Excellent
Thu
13 Mar
42
Excellent
Fri
14 Mar
41
Excellent
Sat
15 Mar
38
Excellent
Sun
16 Mar
34
Excellent
Air quality in the last 12 months (Dinghai)
|
2025/01
|
42
|
27
|
45
|
32
|
48
|
87
|
61
|
65
|
38
|
30
|
44
|
62
|
71
|
56
|
44
|
48
|
60
|
52
|
68
|
121
|
118
|
37
|
26
|
33
|
42
|
27
|
52
|
34
|
59
|
47
|
23
|
|
2024/12
|
39
|
41
|
52
|
32
|
28
|
89
|
100
|
23
|
20
|
24
|
21
|
44
|
39
|
76
|
53
|
48
|
57
|
51
|
25
|
39
|
70
|
42
|
25
|
30
|
35
|
97
|
34
|
50
|
43
|
43
|
69
|
|
2024/11
|
11
|
40
|
43
|
36
|
23
|
17
|
19
|
26
|
20
|
11
|
24
|
26
|
34
|
24
|
14
|
11
|
23
|
26
|
21
|
21
|
30
|
60
|
15
|
17
|
24
|
31
|
43
|
62
|
43
|
45
|
|
|
2024/10
|
15
|
22
|
18
|
18
|
10
|
14
|
10
|
26
|
24
|
40
|
40
|
27
|
18
|
26
|
28
|
20
|
26
|
34
|
25
|
34
|
38
|
33
|
26
|
18
|
25
|
15
|
20
|
32
|
17
|
25
|
17
|
|
2024/09
|
22
|
23
|
22
|
20
|
19
|
35
|
43
|
27
|
24
|
23
|
12
|
24
|
16
|
18
|
22
|
14
|
20
|
22
|
20
|
17
|
15
|
21
|
26
|
21
|
40
|
24
|
19
|
30
|
31
|
21
|
|
|
2024/08
|
31
|
39
|
33
|
34
|
22
|
31
|
33
|
24
|
26
|
32
|
37
|
48
|
44
|
22
|
33
|
32
|
25
|
15
|
13
|
21
|
24
|
32
|
28
|
30
|
19
|
18
|
32
|
20
|
21
|
24
|
24
|
|
2024/07
|
33
|
33
|
34
|
34
|
30
|
22
|
29
|
29
|
30
|
41
|
44
|
33
|
32
|
35
|
18
|
16
|
21
|
35
|
31
|
20
|
23
|
17
|
18
|
24
|
31
|
35
|
31
|
23
|
19
|
18
|
22
|
|
2024/06
|
33
|
13
|
26
|
50
|
22
|
13
|
12
|
20
|
31
|
19
|
11
|
23
|
27
|
16
|
25
|
30
|
17
|
14
|
19
|
23
|
46
|
36
|
30
|
34
|
17
|
16
|
29
|
21
|
23
|
26
|
|
|
2024/05
|
29
|
30
|
33
|
26
|
31
|
36
|
47
|
31
|
17
|
24
|
33
|
48
|
52
|
30
|
42
|
29
|
30
|
31
|
24
|
19
|
22
|
29
|
16
|
20
|
17
|
24
|
26
|
15
|
20
|
26
|
19
|
|
2024/04
|
36
|
21
|
32
|
26
|
50
|
34
|
42
|
24
|
52
|
48
|
41
|
26
|
17
|
17
|
40
|
26
|
12
|
58
|
111
|
49
|
28
|
15
|
21
|
29
|
34
|
32
|
22
|
20
|
27
|
16
|
|
|
2024/03
|
40
|
61
|
54
|
34
|
23
|
40
|
40
|
86
|
60
|
35
|
34
|
65
|
34
|
45
|
27
|
23
|
42
|
61
|
56
|
104
|
75
|
61
|
55
|
44
|
46
|
27
|
17
|
26
|
36
|
38
|
56
|
|
2024/02
|
20
|
21
|
19
|
19
|
32
|
60
|
39
|
40
|
135
|
155
|
86
|
89
|
38
|
33
|
34
|
25
|
22
|
25
|
34
|
17
|
16
|
20
|
35
|
31
|
65
|
53
|
45
|
28
|
26
|
||
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1
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5
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6
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7
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8
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9
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10
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11
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12
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13
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14
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15
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16
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17
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18
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19
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20
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21
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22
|
23
|
24
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25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution