Air Quality
Excellent
No health implications.
3
PM2.5
13
PM10
94
O3
0.7
CO
2
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Feb
100
Good
Tue
17 Feb
152
Moderate
Wed
18 Feb
76
Good
Thu
19 Feb
73
Good
Fri
20 Feb
76
Good
Sat
21 Feb
22
Excellent
Sun
22 Feb
24
Excellent
Air quality in the last 12 months (Huangshan)
|
2026/01
|
26
|
46
|
55
|
47
|
73
|
70
|
44
|
42
|
46
|
60
|
66
|
46
|
55
|
45
|
54
|
70
|
137
|
109
|
39
|
27
|
57
|
58
|
45
|
34
|
70
|
66
|
32
|
54
|
52
|
25
|
15
|
|
2025/12
|
74
|
92
|
74
|
61
|
62
|
57
|
58
|
87
|
75
|
72
|
77
|
78
|
39
|
44
|
41
|
37
|
76
|
89
|
71
|
126
|
51
|
33
|
41
|
22
|
75
|
53
|
36
|
34
|
39
|
73
|
70
|
|
2025/11
|
35
|
39
|
57
|
49
|
36
|
25
|
21
|
19
|
20
|
48
|
43
|
33
|
39
|
48
|
55
|
60
|
53
|
37
|
41
|
38
|
48
|
51
|
51
|
55
|
95
|
62
|
117
|
82
|
60
|
57
|
|
|
2025/10
|
28
|
33
|
33
|
33
|
39
|
33
|
44
|
55
|
39
|
35
|
54
|
58
|
31
|
29
|
35
|
29
|
33
|
20
|
13
|
19
|
21
|
30
|
30
|
33
|
43
|
48
|
37
|
47
|
48
|
34
|
30
|
|
2025/09
|
18
|
20
|
24
|
26
|
27
|
19
|
26
|
31
|
16
|
16
|
20
|
22
|
21
|
22
|
21
|
26
|
28
|
27
|
26
|
23
|
25
|
25
|
28
|
20
|
20
|
29
|
38
|
37
|
45
|
40
|
|
|
2025/08
|
21
|
22
|
21
|
23
|
22
|
14
|
17
|
20
|
23
|
33
|
32
|
23
|
21
|
20
|
17
|
20
|
23
|
28
|
26
|
22
|
21
|
18
|
22
|
21
|
24
|
17
|
23
|
26
|
28
|
31
|
23
|
|
2025/07
|
21
|
23
|
22
|
25
|
29
|
31
|
21
|
17
|
16
|
27
|
26
|
19
|
19
|
26
|
26
|
27
|
26
|
28
|
21
|
12
|
12
|
12
|
14
|
17
|
21
|
20
|
19
|
17
|
17
|
19
|
11
|
|
2025/06
|
12
|
15
|
23
|
31
|
32
|
31
|
27
|
16
|
13
|
20
|
19
|
20
|
28
|
17
|
17
|
33
|
37
|
23
|
15
|
18
|
17
|
12
|
13
|
22
|
23
|
20
|
18
|
14
|
19
|
19
|
|
|
2025/05
|
47
|
47
|
53
|
52
|
27
|
105
|
115
|
39
|
18
|
33
|
29
|
35
|
35
|
42
|
52
|
27
|
22
|
65
|
31
|
21
|
17
|
25
|
22
|
61
|
53
|
51
|
47
|
45
|
26
|
30
|
34
|
|
2025/04
|
29
|
43
|
65
|
52
|
63
|
54
|
52
|
51
|
59
|
56
|
48
|
141
|
102
|
106
|
42
|
44
|
53
|
54
|
63
|
67
|
45
|
29
|
53
|
40
|
44
|
44
|
22
|
40
|
53
|
44
|
|
|
2025/03
|
38
|
40
|
15
|
30
|
43
|
52
|
50
|
46
|
57
|
42
|
35
|
39
|
30
|
36
|
14
|
54
|
30
|
39
|
42
|
42
|
48
|
54
|
57
|
57
|
57
|
62
|
55
|
57
|
53
|
66
|
42
|
|
2025/02
|
28
|
27
|
72
|
45
|
42
|
43
|
75
|
40
|
34
|
39
|
45
|
81
|
90
|
71
|
52
|
46
|
55
|
35
|
34
|
24
|
20
|
24
|
57
|
73
|
57
|
44
|
35
|
30
|
|||
|
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