Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
30
PM2.5
58
*
PM10
93
O3
0.5
CO
15
SO2
6
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
17 Feb
97
Good
Wed
18 Feb
62
Good
Thu
19 Feb
62
Good
Fri
20 Feb
68
Good
Sat
21 Feb
74
Good
Sun
22 Feb
66
Good
Mon
23 Feb
45
Excellent
Air quality in the last 12 months (Huaian)
|
2026/01
|
48
|
43
|
48
|
33
|
32
|
37
|
42
|
68
|
85
|
28
|
35
|
50
|
53
|
93
|
108
|
34
|
43
|
37
|
22
|
26
|
32
|
49
|
49
|
44
|
45
|
68
|
47
|
62
|
47
|
61
|
31
|
|
2025/12
|
24
|
23
|
34
|
31
|
51
|
65
|
50
|
37
|
59
|
56
|
31
|
52
|
33
|
63
|
65
|
54
|
57
|
85
|
75
|
28
|
40
|
66
|
42
|
34
|
27
|
53
|
59
|
54
|
37
|
28
|
28
|
|
2025/11
|
26
|
24
|
42
|
60
|
75
|
92
|
56
|
55
|
39
|
39
|
52
|
50
|
37
|
54
|
66
|
24
|
18
|
28
|
43
|
37
|
52
|
58
|
94
|
59
|
47
|
101
|
42
|
89
|
102
|
90
|
|
|
2025/10
|
43
|
49
|
38
|
42
|
48
|
41
|
32
|
21
|
13
|
15
|
29
|
31
|
42
|
42
|
44
|
39
|
13
|
17
|
14
|
19
|
27
|
38
|
57
|
63
|
41
|
14
|
28
|
45
|
69
|
31
|
29
|
|
2025/09
|
27
|
34
|
43
|
36
|
35
|
39
|
25
|
26
|
40
|
43
|
43
|
38
|
44
|
29
|
25
|
15
|
12
|
18
|
27
|
29
|
28
|
26
|
29
|
34
|
35
|
40
|
41
|
30
|
29
|
34
|
|
|
2025/08
|
44
|
42
|
35
|
39
|
35
|
24
|
21
|
21
|
21
|
22
|
34
|
34
|
24
|
34
|
45
|
25
|
31
|
34
|
25
|
24
|
32
|
34
|
25
|
21
|
29
|
26
|
16
|
31
|
38
|
35
|
28
|
|
2025/07
|
26
|
30
|
31
|
34
|
16
|
15
|
21
|
27
|
34
|
31
|
44
|
43
|
17
|
30
|
34
|
14
|
16
|
27
|
41
|
17
|
19
|
27
|
34
|
20
|
22
|
24
|
23
|
28
|
19
|
16
|
28
|
|
2025/06
|
45
|
21
|
19
|
26
|
30
|
22
|
23
|
27
|
31
|
28
|
45
|
62
|
41
|
34
|
16
|
21
|
33
|
41
|
33
|
22
|
20
|
30
|
35
|
38
|
43
|
50
|
45
|
44
|
41
|
35
|
|
|
2025/05
|
26
|
25
|
20
|
29
|
74
|
25
|
51
|
73
|
27
|
40
|
36
|
49
|
57
|
32
|
45
|
99
|
37
|
38
|
34
|
59
|
46
|
49
|
50
|
42
|
43
|
35
|
33
|
41
|
55
|
61
|
26
|
|
2025/04
|
35
|
23
|
55
|
69
|
27
|
52
|
47
|
33
|
36
|
44
|
117
|
44
|
40
|
30
|
38
|
88
|
94
|
22
|
31
|
52
|
60
|
41
|
50
|
25
|
31
|
50
|
22
|
29
|
45
|
31
|
|
|
2025/03
|
76
|
57
|
36
|
47
|
44
|
33
|
44
|
65
|
70
|
96
|
138
|
75
|
74
|
65
|
33
|
22
|
25
|
25
|
28
|
29
|
34
|
57
|
161
|
95
|
75
|
111
|
48
|
29
|
23
|
27
|
30
|
|
2025/02
|
83
|
37
|
21
|
29
|
35
|
68
|
19
|
24
|
38
|
58
|
64
|
40
|
53
|
52
|
72
|
22
|
26
|
28
|
20
|
22
|
23
|
23
|
20
|
51
|
41
|
50
|
72
|
68
|
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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
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23
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24
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25
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26
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27
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28
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29
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30
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31
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- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution