良
空气质量可接受,但某些污染物可能对极少数异常敏感人群健康有较弱影响
极少数异常敏感人群应减少户外活动
2021/02
|
55
|
54
|
53
|
57
|
50
|
53
|
59
|
49
|
28
|
13
|
15
|
23
|
25
|
35
|
42
|
37
|
23
|
30
|
40
|
49
|
51
|
49
|
68
|
49
|
40
|
36
|
12
|
34
|
|||
2021/01
|
40
|
43
|
60
|
56
|
60
|
95
|
100
|
36
|
34
|
41
|
47
|
46
|
61
|
85
|
132
|
145
|
103
|
73
|
84
|
110
|
63
|
25
|
59
|
72
|
54
|
46
|
52
|
59
|
42
|
68
|
80
|
2020/12
|
29
|
30
|
29
|
24
|
27
|
47
|
54
|
47
|
47
|
48
|
49
|
59
|
73
|
19
|
12
|
17
|
24
|
21
|
38
|
59
|
68
|
62
|
58
|
39
|
66
|
92
|
95
|
80
|
51
|
27
|
36
|
2020/11
|
64
|
54
|
32
|
60
|
69
|
61
|
49
|
54
|
56
|
62
|
62
|
53
|
50
|
50
|
52
|
68
|
65
|
52
|
45
|
62
|
45
|
44
|
31
|
29
|
44
|
44
|
24
|
22
|
24
|
27
|
|
2020/10
|
21
|
46
|
51
|
53
|
26
|
21
|
20
|
20
|
24
|
36
|
48
|
49
|
53
|
56
|
48
|
37
|
15
|
21
|
23
|
24
|
23
|
27
|
55
|
61
|
62
|
60
|
56
|
58
|
63
|
48
|
60
|
2020/09
|
57
|
58
|
59
|
75
|
45
|
67
|
25
|
33
|
32
|
32
|
33
|
20
|
39
|
39
|
33
|
25
|
28
|
18
|
16
|
30
|
30
|
27
|
31
|
16
|
23
|
46
|
13
|
21
|
45
|
31
|
|
2020/08
|
12
|
15
|
18
|
23
|
14
|
23
|
41
|
38
|
34
|
29
|
22
|
19
|
17
|
22
|
27
|
38
|
30
|
37
|
13
|
27
|
44
|
50
|
52
|
42
|
36
|
26
|
28
|
50
|
61
|
68
|
67
|
2020/07
|
28
|
23
|
24
|
27
|
26
|
23
|
25
|
30
|
32
|
28
|
25
|
23
|
29
|
42
|
37
|
26
|
21
|
22
|
20
|
21
|
29
|
32
|
29
|
30
|
38
|
36
|
27
|
26
|
33
|
36
|
19
|
2020/06
|
34
|
27
|
25
|
24
|
26
|
35
|
30
|
31
|
26
|
38
|
25
|
31
|
30
|
16
|
20
|
20
|
21
|
22
|
24
|
26
|
19
|
23
|
27
|
28
|
18
|
19
|
19
|
22
|
27
|
32
|
|
2020/05
|
48
|
47
|
41
|
41
|
35
|
29
|
23
|
20
|
29
|
32
|
34
|
32
|
61
|
37
|
30
|
28
|
29
|
30
|
44
|
38
|
41
|
17
|
38
|
53
|
36
|
21
|
27
|
44
|
50
|
22
|
37
|
2020/04
|
19
|
20
|
15
|
12
|
17
|
16
|
25
|
53
|
99
|
56
|
55
|
26
|
38
|
56
|
63
|
65
|
45
|
54
|
50
|
37
|
35
|
20
|
14
|
18
|
33
|
39
|
49
|
83
|
67
|
55
|
|
2020/03
|
36
|
35
|
41
|
15
|
16
|
42
|
73
|
51
|
33
|
25
|
41
|
79
|
69
|
28
|
58
|
65
|
63
|
48
|
35
|
46
|
45
|
37
|
45
|
44
|
42
|
33
|
32
|
16
|
28
|
11
|
12
|
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
|