Air Quality
Excellent
No health implications.
16
PM2.5
29
PM10
18
O3
0.7
CO
3
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Apr
63
Good
Mon
21 Apr
60
Good
Tue
22 Apr
57
Good
Wed
23 Apr
73
Good
Thu
24 Apr
79
Good
Fri
25 Apr
47
Excellent
Sat
26 Apr
43
Excellent
Air quality in the last 12 months (Huangyan)
|
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
|
|
2024/04
|
57
|
41
|
39
|
24
|
26
|
30
|
33
|
27
|
37
|
58
|
59
|
35
|
35
|
19
|
49
|
75
|
30
|
39
|
104
|
64
|
39
|
18
|
27
|
38
|
37
|
49
|
43
|
22
|
35
|
18
|
|
|
2024/03
|
26
|
49
|
56
|
62
|
47
|
22
|
68
|
61
|
64
|
53
|
43
|
66
|
63
|
66
|
59
|
34
|
54
|
47
|
44
|
68
|
69
|
69
|
59
|
49
|
47
|
21
|
38
|
26
|
43
|
48
|
43
|
|
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