Air Quality
Excellent
No health implications.
8
PM2.5
25
PM10
2
O3
0.2
CO
6
SO2
23
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 May
83
Good
Fri
23 May
51
Good
Sat
24 May
58
Good
Sun
25 May
64
Good
Mon
26 May
80
Good
Tue
27 May
29
Excellent
Wed
28 May
23
Excellent
Air quality in the last 12 months (Huangyan)
|
2025/04
|
37
|
47
|
60
|
50
|
46
|
64
|
61
|
66
|
58
|
54
|
48
|
53
|
103
|
94
|
68
|
61
|
65
|
58
|
36
|
56
|
58
|
26
|
35
|
32
|
32
|
42
|
52
|
33
|
39
|
36
|
|
|
2025/03
|
38
|
39
|
53
|
16
|
24
|
23
|
46
|
56
|
46
|
31
|
54
|
49
|
24
|
27
|
10
|
37
|
41
|
48
|
48
|
58
|
48
|
47
|
51
|
62
|
75
|
75
|
62
|
50
|
45
|
38
|
29
|
|
2025/02
|
20
|
20
|
65
|
59
|
44
|
57
|
57
|
36
|
35
|
45
|
38
|
49
|
84
|
41
|
52
|
54
|
65
|
29
|
52
|
38
|
21
|
40
|
42
|
96
|
83
|
74
|
83
|
59
|
|||
|
2025/01
|
60
|
42
|
53
|
47
|
47
|
65
|
78
|
78
|
57
|
36
|
52
|
58
|
64
|
61
|
68
|
46
|
60
|
58
|
51
|
71
|
108
|
71
|
34
|
29
|
41
|
37
|
34
|
40
|
63
|
47
|
40
|
|
2024/12
|
54
|
47
|
60
|
54
|
46
|
23
|
106
|
66
|
35
|
41
|
17
|
53
|
27
|
116
|
65
|
52
|
56
|
69
|
33
|
34
|
64
|
60
|
44
|
41
|
50
|
92
|
99
|
50
|
59
|
56
|
72
|
|
2024/11
|
7
|
20
|
47
|
59
|
43
|
29
|
27
|
31
|
31
|
19
|
27
|
37
|
42
|
32
|
16
|
18
|
15
|
25
|
28
|
30
|
45
|
50
|
46
|
27
|
34
|
28
|
52
|
48
|
46
|
46
|
|
|
2024/10
|
17
|
18
|
20
|
22
|
13
|
11
|
10
|
21
|
42
|
47
|
55
|
44
|
23
|
39
|
32
|
28
|
32
|
32
|
27
|
29
|
39
|
33
|
31
|
29
|
25
|
16
|
13
|
29
|
53
|
37
|
21
|
|
2024/09
|
38
|
35
|
26
|
23
|
23
|
26
|
28
|
19
|
27
|
33
|
20
|
29
|
20
|
25
|
19
|
19
|
18
|
20
|
9
|
17
|
23
|
23
|
20
|
10
|
15
|
23
|
26
|
31
|
33
|
22
|
|
|
2024/08
|
26
|
38
|
42
|
44
|
33
|
35
|
41
|
35
|
33
|
35
|
47
|
46
|
46
|
28
|
35
|
39
|
28
|
19
|
18
|
19
|
19
|
26
|
40
|
36
|
26
|
24
|
40
|
21
|
28
|
26
|
28
|
|
2024/07
|
29
|
29
|
27
|
26
|
29
|
23
|
25
|
27
|
29
|
34
|
37
|
39
|
31
|
30
|
25
|
15
|
27
|
30
|
28
|
17
|
22
|
15
|
21
|
22
|
24
|
18
|
24
|
18
|
18
|
17
|
18
|
|
2024/06
|
12
|
16
|
25
|
48
|
48
|
14
|
18
|
31
|
33
|
17
|
18
|
18
|
27
|
29
|
22
|
21
|
13
|
25
|
31
|
35
|
37
|
37
|
45
|
32
|
25
|
26
|
48
|
38
|
21
|
28
|
|
|
2024/05
|
14
|
36
|
35
|
32
|
49
|
44
|
41
|
48
|
28
|
27
|
39
|
34
|
44
|
36
|
49
|
36
|
32
|
42
|
38
|
33
|
28
|
29
|
39
|
32
|
11
|
22
|
17
|
16
|
25
|
32
|
37
|
|
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