Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
57
*
PM2.5
75
PM10
17
O3
0.8
CO
3
SO2
18
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
25 Feb
49
Excellent
Thu
26 Feb
45
Excellent
Fri
27 Feb
43
Excellent
Sat
28 Feb
42
Excellent
Sun
1 Mar
45
Excellent
Mon
2 Mar
32
Excellent
Tue
3 Mar
47
Excellent
Air quality in the last 12 months (Hui'an)
|
2026/01
|
28
|
26
|
36
|
37
|
52
|
26
|
39
|
43
|
50
|
55
|
59
|
59
|
56
|
50
|
57
|
57
|
56
|
43
|
40
|
27
|
29
|
42
|
32
|
31
|
29
|
37
|
32
|
28
|
40
|
31
|
21
|
|
2025/12
|
44
|
37
|
51
|
40
|
33
|
31
|
36
|
49
|
47
|
34
|
43
|
52
|
40
|
38
|
43
|
42
|
45
|
59
|
50
|
49
|
67
|
27
|
34
|
53
|
24
|
36
|
25
|
24
|
38
|
39
|
40
|
|
2025/11
|
26
|
43
|
39
|
12
|
15
|
22
|
32
|
31
|
31
|
35
|
19
|
7
|
10
|
32
|
45
|
34
|
32
|
26
|
25
|
34
|
36
|
40
|
38
|
42
|
45
|
79
|
53
|
94
|
74
|
57
|
|
|
2025/10
|
35
|
20
|
28
|
29
|
38
|
41
|
30
|
29
|
30
|
29
|
28
|
30
|
39
|
37
|
24
|
31
|
32
|
29
|
24
|
22
|
14
|
16
|
24
|
25
|
28
|
40
|
39
|
22
|
29
|
30
|
32
|
|
2025/09
|
37
|
37
|
42
|
40
|
31
|
18
|
17
|
17
|
19
|
30
|
27
|
35
|
40
|
32
|
33
|
25
|
20
|
21
|
18
|
17
|
23
|
21
|
22
|
23
|
24
|
17
|
21
|
22
|
37
|
32
|
|
|
2025/08
|
36
|
28
|
25
|
17
|
17
|
26
|
37
|
47
|
29
|
22
|
21
|
26
|
31
|
25
|
18
|
18
|
20
|
23
|
25
|
28
|
31
|
37
|
38
|
36
|
25
|
18
|
17
|
19
|
18
|
17
|
20
|
|
2025/07
|
23
|
21
|
30
|
29
|
19
|
23
|
26
|
45
|
42
|
15
|
12
|
22
|
37
|
30
|
36
|
40
|
41
|
27
|
28
|
21
|
16
|
14
|
18
|
21
|
21
|
34
|
38
|
29
|
22
|
45
|
43
|
|
2025/06
|
45
|
40
|
12
|
23
|
35
|
32
|
30
|
33
|
26
|
29
|
26
|
21
|
21
|
21
|
25
|
32
|
26
|
33
|
21
|
22
|
18
|
27
|
37
|
30
|
27
|
22
|
23
|
23
|
30
|
23
|
|
|
2025/05
|
62
|
54
|
55
|
47
|
41
|
42
|
49
|
46
|
29
|
30
|
30
|
35
|
35
|
41
|
38
|
27
|
21
|
24
|
29
|
32
|
31
|
45
|
47
|
21
|
49
|
37
|
29
|
17
|
12
|
31
|
40
|
|
2025/04
|
16
|
30
|
44
|
47
|
47
|
48
|
55
|
54
|
68
|
54
|
43
|
25
|
115
|
95
|
81
|
68
|
63
|
60
|
47
|
38
|
37
|
43
|
37
|
26
|
11
|
15
|
26
|
47
|
42
|
43
|
|
|
2025/03
|
70
|
33
|
27
|
29
|
11
|
13
|
31
|
42
|
32
|
36
|
49
|
51
|
39
|
29
|
38
|
17
|
46
|
36
|
43
|
45
|
43
|
48
|
64
|
70
|
66
|
46
|
34
|
53
|
24
|
7
|
9
|
|
2025/02
|
43
|
17
|
16
|
56
|
49
|
32
|
18
|
52
|
31
|
33
|
35
|
96
|
66
|
49
|
38
|
56
|
65
|
43
|
31
|
17
|
14
|
23
|
12
|
49
|
57
|
56
|
65
|
74
|
|||
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1
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2
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3
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4
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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
|
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