Air Quality
Excellent
No health implications.
8
PM2.5
16
PM10
55
O3
0.6
CO
4
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Jul
62
Good
Sun
20 Jul
57
Good
Mon
21 Jul
48
Excellent
Tue
22 Jul
53
Good
Wed
23 Jul
58
Good
Thu
24 Jul
61
Good
Fri
25 Jul
37
Excellent
Air quality in the last 12 months (Huadu)
|
2025/06
|
43
|
37
|
15
|
29
|
29
|
40
|
31
|
26
|
34
|
39
|
24
|
21
|
18
|
17
|
21
|
22
|
17
|
24
|
18
|
22
|
21
|
30
|
20
|
20
|
32
|
27
|
19
|
18
|
24
|
22
|
|
|
2025/05
|
32
|
50
|
47
|
31
|
30
|
29
|
27
|
31
|
21
|
31
|
29
|
45
|
52
|
43
|
25
|
23
|
27
|
20
|
26
|
26
|
29
|
28
|
30
|
19
|
45
|
51
|
47
|
56
|
23
|
16
|
36
|
|
2025/04
|
29
|
44
|
72
|
68
|
50
|
68
|
86
|
71
|
65
|
55
|
48
|
54
|
235
|
169
|
106
|
109
|
74
|
67
|
43
|
39
|
36
|
41
|
42
|
22
|
14
|
32
|
37
|
23
|
44
|
55
|
|
|
2025/03
|
37
|
40
|
48
|
25
|
14
|
11
|
25
|
30
|
55
|
67
|
49
|
46
|
42
|
45
|
20
|
14
|
53
|
37
|
40
|
51
|
69
|
74
|
83
|
84
|
72
|
55
|
47
|
42
|
14
|
10
|
15
|
|
2025/02
|
61
|
41
|
10
|
32
|
41
|
39
|
21
|
51
|
26
|
46
|
53
|
61
|
38
|
54
|
48
|
57
|
40
|
47
|
51
|
55
|
27
|
35
|
16
|
30
|
50
|
56
|
65
|
59
|
|||
|
2025/01
|
78
|
71
|
60
|
65
|
80
|
80
|
76
|
67
|
62
|
43
|
36
|
45
|
65
|
72
|
59
|
57
|
51
|
59
|
60
|
64
|
77
|
65
|
73
|
43
|
32
|
19
|
27
|
47
|
68
|
100
|
55
|
|
2024/12
|
66
|
75
|
66
|
62
|
68
|
67
|
42
|
31
|
61
|
59
|
52
|
24
|
35
|
60
|
48
|
44
|
51
|
40
|
58
|
55
|
45
|
58
|
65
|
63
|
53
|
63
|
80
|
74
|
77
|
89
|
72
|
|
2024/11
|
41
|
37
|
44
|
50
|
36
|
52
|
39
|
39
|
46
|
52
|
40
|
34
|
41
|
28
|
15
|
21
|
25
|
19
|
16
|
23
|
28
|
30
|
32
|
42
|
25
|
16
|
31
|
37
|
35
|
45
|
|
|
2024/10
|
26
|
20
|
36
|
32
|
37
|
39
|
45
|
69
|
49
|
25
|
38
|
55
|
59
|
58
|
52
|
46
|
44
|
52
|
42
|
26
|
26
|
24
|
19
|
29
|
37
|
41
|
31
|
14
|
22
|
36
|
39
|
|
2024/09
|
32
|
46
|
33
|
31
|
28
|
13
|
14
|
17
|
19
|
27
|
46
|
43
|
33
|
28
|
14
|
25
|
33
|
24
|
40
|
28
|
18
|
14
|
17
|
16
|
31
|
37
|
40
|
42
|
45
|
37
|
|
|
2024/08
|
29
|
37
|
34
|
40
|
47
|
51
|
53
|
43
|
36
|
31
|
30
|
41
|
32
|
36
|
20
|
26
|
22
|
20
|
24
|
32
|
19
|
24
|
37
|
48
|
37
|
41
|
43
|
42
|
25
|
28
|
28
|
|
2024/07
|
29
|
27
|
20
|
25
|
28
|
24
|
20
|
26
|
23
|
24
|
27
|
23
|
18
|
35
|
25
|
25
|
27
|
29
|
26
|
26
|
25
|
29
|
36
|
32
|
40
|
38
|
20
|
16
|
19
|
16
|
21
|
|
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