Air Quality
Excellent
No health implications.
28
PM2.5
44
PM10
99
O3
0.1
CO
8
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Feb
77
Good
Thu
27 Feb
71
Good
Fri
28 Feb
58
Good
Sat
1 Mar
56
Good
Sun
2 Mar
56
Good
Mon
3 Mar
46
Excellent
Tue
4 Mar
27
Excellent
Air quality in the last 12 months (Huangshan)
|
2025/01
|
90
|
68
|
94
|
80
|
76
|
62
|
61
|
48
|
56
|
37
|
50
|
70
|
60
|
60
|
80
|
42
|
49
|
45
|
48
|
56
|
63
|
60
|
92
|
105
|
48
|
36
|
48
|
53
|
115
|
69
|
46
|
|
2024/12
|
50
|
51
|
85
|
98
|
37
|
45
|
77
|
65
|
49
|
49
|
26
|
60
|
82
|
66
|
52
|
38
|
43
|
73
|
48
|
44
|
69
|
74
|
66
|
71
|
85
|
103
|
98
|
87
|
49
|
60
|
76
|
|
2024/11
|
15
|
30
|
30
|
42
|
52
|
39
|
41
|
36
|
40
|
30
|
31
|
37
|
37
|
39
|
26
|
30
|
21
|
25
|
36
|
45
|
43
|
40
|
55
|
44
|
27
|
39
|
39
|
46
|
40
|
44
|
|
|
2024/10
|
26
|
33
|
31
|
33
|
36
|
20
|
13
|
26
|
32
|
40
|
52
|
53
|
52
|
52
|
23
|
20
|
19
|
27
|
17
|
33
|
31
|
36
|
39
|
39
|
42
|
27
|
13
|
43
|
42
|
35
|
27
|
|
2024/09
|
29
|
34
|
38
|
39
|
31
|
30
|
38
|
44
|
36
|
34
|
19
|
18
|
22
|
29
|
32
|
21
|
17
|
19
|
22
|
14
|
16
|
33
|
29
|
31
|
33
|
41
|
31
|
29
|
33
|
33
|
|
|
2024/08
|
15
|
17
|
20
|
22
|
23
|
25
|
24
|
20
|
28
|
32
|
29
|
32
|
22
|
14
|
23
|
32
|
35
|
38
|
30
|
22
|
18
|
26
|
25
|
32
|
34
|
40
|
36
|
17
|
22
|
20
|
23
|
|
2024/07
|
13
|
15
|
15
|
16
|
19
|
21
|
21
|
22
|
23
|
24
|
23
|
24
|
22
|
17
|
27
|
25
|
22
|
20
|
21
|
22
|
20
|
24
|
31
|
32
|
21
|
18
|
11
|
12
|
17
|
19
|
24
|
|
2024/06
|
19
|
25
|
25
|
30
|
26
|
21
|
19
|
25
|
27
|
14
|
14
|
19
|
24
|
31
|
39
|
42
|
32
|
18
|
10
|
13
|
19
|
20
|
13
|
16
|
18
|
13
|
10
|
12
|
19
|
15
|
|
|
2024/05
|
18
|
29
|
34
|
24
|
17
|
17
|
32
|
49
|
47
|
44
|
35
|
52
|
51
|
35
|
48
|
42
|
42
|
43
|
52
|
51
|
29
|
25
|
24
|
16
|
21
|
22
|
15
|
19
|
32
|
27
|
12
|
|
2024/04
|
25
|
18
|
23
|
31
|
42
|
42
|
27
|
15
|
33
|
48
|
40
|
32
|
27
|
22
|
32
|
50
|
31
|
24
|
29
|
37
|
34
|
26
|
29
|
87
|
52
|
39
|
35
|
29
|
16
|
18
|
|
|
2024/03
|
46
|
42
|
37
|
32
|
19
|
53
|
60
|
54
|
54
|
56
|
59
|
65
|
87
|
59
|
60
|
57
|
57
|
57
|
67
|
64
|
49
|
52
|
43
|
30
|
27
|
29
|
35
|
28
|
34
|
38
|
42
|
|
2024/02
|
20
|
19
|
15
|
16
|
55
|
54
|
77
|
71
|
81
|
96
|
65
|
53
|
45
|
43
|
46
|
24
|
26
|
29
|
41
|
14
|
15
|
24
|
35
|
49
|
58
|
78
|
71
|
52
|
38
|
||
|
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