Air Quality
Excellent
No health implications.
13
PM2.5
31
PM10
35
O3
0.4
CO
4
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Sep
46
Excellent
Wed
24 Sep
40
Excellent
Thu
25 Sep
47
Excellent
Fri
26 Sep
52
Good
Sat
27 Sep
52
Good
Sun
28 Sep
16
Excellent
Mon
29 Sep
21
Excellent
Air quality in the last 12 months (Huangyan)
|
2025/08
|
37
|
32
|
33
|
32
|
20
|
28
|
36
|
38
|
39
|
39
|
34
|
21
|
19
|
19
|
18
|
21
|
24
|
22
|
19
|
32
|
37
|
24
|
21
|
14
|
15
|
18
|
16
|
15
|
16
|
17
|
22
|
|
2025/07
|
16
|
25
|
24
|
25
|
17
|
16
|
10
|
9
|
17
|
25
|
12
|
20
|
30
|
37
|
42
|
35
|
32
|
21
|
16
|
20
|
18
|
18
|
18
|
18
|
16
|
19
|
22
|
16
|
15
|
11
|
29
|
|
2025/06
|
30
|
40
|
22
|
35
|
34
|
34
|
31
|
34
|
25
|
23
|
10
|
25
|
12
|
19
|
20
|
17
|
38
|
31
|
20
|
17
|
30
|
38
|
24
|
25
|
26
|
37
|
28
|
22
|
16
|
11
|
|
|
2025/05
|
38
|
46
|
56
|
34
|
35
|
53
|
72
|
49
|
33
|
41
|
39
|
33
|
34
|
27
|
25
|
25
|
41
|
20
|
20
|
27
|
20
|
31
|
28
|
33
|
55
|
40
|
32
|
39
|
22
|
43
|
49
|
|
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
|
|
|
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