Air Quality
Excellent
No health implications.
12
PM2.5
20
PM10
97
O3
0.4
CO
4
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Jul
51
Good
Mon
28 Jul
52
Good
Tue
29 Jul
55
Good
Wed
30 Jul
53
Good
Thu
31 Jul
55
Good
Fri
1 Aug
51
Good
Sat
2 Aug
27
Excellent
Air quality in the last 12 months (Huazhou)
|
2025/06
|
30
|
37
|
35
|
29
|
26
|
19
|
20
|
24
|
25
|
33
|
28
|
21
|
22
|
21
|
21
|
22
|
19
|
19
|
16
|
20
|
19
|
16
|
16
|
18
|
24
|
17
|
15
|
19
|
19
|
19
|
|
|
2025/05
|
38
|
41
|
36
|
33
|
31
|
32
|
27
|
22
|
21
|
28
|
38
|
48
|
44
|
32
|
26
|
21
|
20
|
22
|
27
|
27
|
26
|
21
|
26
|
23
|
30
|
42
|
52
|
31
|
23
|
24
|
21
|
|
2025/04
|
25
|
54
|
55
|
53
|
55
|
62
|
65
|
52
|
44
|
37
|
37
|
51
|
197
|
172
|
151
|
119
|
92
|
61
|
44
|
36
|
33
|
39
|
42
|
41
|
27
|
38
|
32
|
31
|
45
|
48
|
|
|
2025/03
|
38
|
31
|
35
|
31
|
31
|
12
|
20
|
25
|
47
|
46
|
44
|
37
|
32
|
24
|
24
|
24
|
46
|
55
|
57
|
65
|
65
|
67
|
65
|
66
|
55
|
44
|
40
|
41
|
18
|
13
|
17
|
|
2025/02
|
47
|
36
|
35
|
27
|
51
|
52
|
46
|
38
|
59
|
57
|
48
|
58
|
68
|
51
|
31
|
41
|
68
|
64
|
56
|
47
|
52
|
57
|
52
|
33
|
57
|
71
|
59
|
43
|
|||
|
2025/01
|
98
|
92
|
97
|
80
|
95
|
99
|
76
|
74
|
94
|
63
|
55
|
58
|
63
|
74
|
51
|
71
|
74
|
71
|
86
|
90
|
82
|
60
|
51
|
49
|
46
|
38
|
47
|
54
|
165
|
55
|
44
|
|
2024/12
|
60
|
60
|
62
|
67
|
53
|
71
|
79
|
39
|
49
|
57
|
58
|
48
|
50
|
54
|
61
|
54
|
62
|
63
|
54
|
66
|
85
|
65
|
77
|
76
|
76
|
73
|
81
|
81
|
87
|
79
|
85
|
|
2024/11
|
51
|
49
|
61
|
43
|
54
|
62
|
63
|
65
|
71
|
61
|
51
|
67
|
85
|
69
|
61
|
51
|
40
|
42
|
36
|
20
|
29
|
37
|
38
|
47
|
35
|
34
|
45
|
49
|
52
|
56
|
|
|
2024/10
|
44
|
29
|
49
|
54
|
52
|
49
|
52
|
61
|
59
|
54
|
51
|
52
|
48
|
44
|
37
|
43
|
35
|
21
|
29
|
41
|
42
|
47
|
26
|
41
|
47
|
50
|
36
|
27
|
26
|
34
|
51
|
|
2024/09
|
22
|
24
|
35
|
44
|
41
|
24
|
19
|
29
|
27
|
25
|
30
|
36
|
35
|
47
|
40
|
40
|
28
|
23
|
35
|
33
|
30
|
16
|
18
|
16
|
35
|
41
|
43
|
35
|
40
|
37
|
|
|
2024/08
|
22
|
25
|
23
|
25
|
31
|
27
|
29
|
33
|
27
|
27
|
26
|
25
|
24
|
28
|
19
|
19
|
20
|
21
|
20
|
19
|
22
|
21
|
22
|
33
|
31
|
25
|
30
|
25
|
25
|
27
|
25
|
|
2024/07
|
31
|
29
|
25
|
25
|
18
|
16
|
23
|
17
|
17
|
16
|
17
|
19
|
17
|
20
|
20
|
18
|
15
|
15
|
15
|
20
|
18
|
16
|
15
|
22
|
23
|
32
|
28
|
24
|
16
|
13
|
19
|
|
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