Air Quality
Excellent
No health implications.
4
PM2.5
18
PM10
74
O3
0.4
CO
4
SO2
2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
2 Jul
54
Good
Thu
3 Jul
57
Good
Fri
4 Jul
60
Good
Sat
5 Jul
54
Good
Sun
6 Jul
55
Good
Mon
7 Jul
53
Good
Tue
8 Jul
20
Excellent
Air quality in the last 12 months (Huizhou)
|
2025/05
|
40
|
44
|
51
|
51
|
20
|
80
|
120
|
42
|
13
|
34
|
31
|
33
|
35
|
38
|
53
|
29
|
18
|
44
|
26
|
19
|
15
|
21
|
12
|
56
|
52
|
44
|
48
|
40
|
19
|
26
|
31
|
|
2025/04
|
26
|
35
|
54
|
54
|
55
|
51
|
47
|
50
|
55
|
50
|
46
|
127
|
102
|
95
|
45
|
38
|
55
|
58
|
54
|
60
|
40
|
17
|
38
|
33
|
29
|
39
|
23
|
34
|
48
|
48
|
|
|
2025/03
|
40
|
42
|
16
|
17
|
30
|
48
|
47
|
49
|
64
|
67
|
60
|
40
|
24
|
31
|
15
|
41
|
32
|
35
|
38
|
31
|
36
|
41
|
50
|
52
|
51
|
60
|
49
|
63
|
41
|
58
|
34
|
|
2025/02
|
19
|
17
|
64
|
47
|
36
|
49
|
65
|
36
|
34
|
39
|
55
|
65
|
100
|
96
|
61
|
38
|
51
|
35
|
36
|
20
|
17
|
21
|
41
|
58
|
55
|
36
|
39
|
37
|
|||
|
2025/01
|
110
|
76
|
72
|
71
|
72
|
62
|
68
|
62
|
54
|
37
|
41
|
61
|
61
|
58
|
78
|
44
|
46
|
51
|
53
|
60
|
62
|
64
|
70
|
63
|
44
|
26
|
41
|
77
|
160
|
67
|
41
|
|
2024/12
|
50
|
51
|
65
|
69
|
38
|
44
|
76
|
71
|
50
|
50
|
18
|
62
|
75
|
81
|
62
|
47
|
57
|
72
|
49
|
51
|
65
|
69
|
61
|
67
|
69
|
91
|
112
|
79
|
61
|
65
|
76
|
|
2024/11
|
13
|
31
|
34
|
46
|
60
|
41
|
34
|
34
|
32
|
38
|
33
|
32
|
37
|
37
|
25
|
29
|
20
|
29
|
32
|
30
|
31
|
38
|
59
|
46
|
32
|
36
|
37
|
45
|
37
|
49
|
|
|
2024/10
|
20
|
33
|
28
|
27
|
30
|
19
|
10
|
24
|
37
|
44
|
48
|
53
|
46
|
42
|
25
|
15
|
22
|
28
|
16
|
27
|
32
|
29
|
45
|
37
|
37
|
28
|
12
|
35
|
46
|
34
|
27
|
|
2024/09
|
32
|
36
|
40
|
36
|
30
|
29
|
37
|
39
|
30
|
30
|
18
|
22
|
25
|
24
|
29
|
19
|
19
|
20
|
28
|
17
|
14
|
30
|
25
|
28
|
36
|
41
|
24
|
26
|
33
|
30
|
|
|
2024/08
|
17
|
20
|
24
|
26
|
25
|
28
|
31
|
29
|
30
|
31
|
30
|
29
|
18
|
15
|
25
|
33
|
37
|
40
|
23
|
19
|
15
|
26
|
31
|
30
|
33
|
40
|
36
|
20
|
26
|
28
|
28
|
|
2024/07
|
11
|
15
|
17
|
22
|
19
|
21
|
20
|
23
|
24
|
26
|
25
|
26
|
24
|
21
|
29
|
25
|
22
|
19
|
18
|
19
|
22
|
23
|
26
|
23
|
18
|
13
|
11
|
12
|
16
|
20
|
20
|
|
2024/06
|
14
|
28
|
28
|
33
|
27
|
16
|
16
|
23
|
25
|
17
|
15
|
18
|
25
|
28
|
30
|
37
|
21
|
16
|
10
|
13
|
19
|
25
|
15
|
11
|
11
|
10
|
10
|
10
|
19
|
17
|
|
|
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