Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Jan
Tue
13 Jan
Wed
14 Jan
Thu
15 Jan
Fri
16 Jan
Sat
17 Jan
Sun
18 Jan
Real-time AQI (Monitoring Station in Heyuan)
东埔
5134
PM2.5
51 *
PM10
9
O3
0.8
CO
6
SO2
65
NO2
老城
3718
PM2.5
37
PM10
26
O3
0.8
CO
6
SO2
45
NO2
Air quality in the last 12 months (Heyuan)
|
2025/11
|
33
|
34
|
28
|
12
|
13
|
21
|
34
|
35
|
19
|
14
|
24
|
21
|
14
|
31
|
35
|
38
|
37
|
39
|
24
|
27
|
30
|
38
|
44
|
41
|
49
|
64
|
53
|
63
|
55
|
48
|
|
|
2025/10
|
33
|
22
|
24
|
23
|
15
|
18
|
27
|
34
|
38
|
44
|
34
|
23
|
20
|
20
|
24
|
29
|
30
|
32
|
36
|
14
|
8
|
10
|
37
|
38
|
37
|
40
|
58
|
56
|
44
|
32
|
32
|
|
2025/09
|
21
|
24
|
23
|
26
|
25
|
30
|
22
|
9
|
17
|
18
|
19
|
20
|
20
|
24
|
20
|
20
|
23
|
17
|
13
|
9
|
13
|
20
|
23
|
9
|
11
|
22
|
29
|
29
|
27
|
31
|
|
|
2025/08
|
25
|
22
|
16
|
12
|
11
|
13
|
18
|
27
|
35
|
22
|
19
|
25
|
26
|
15
|
15
|
21
|
20
|
13
|
14
|
17
|
23
|
23
|
23
|
17
|
17
|
19
|
24
|
22
|
22
|
21
|
18
|
|
2025/07
|
17
|
20
|
28
|
37
|
35
|
26
|
40
|
38
|
37
|
16
|
9
|
16
|
23
|
32
|
33
|
36
|
41
|
45
|
19
|
10
|
11
|
11
|
17
|
22
|
22
|
31
|
40
|
25
|
34
|
28
|
20
|
|
2025/06
|
29
|
30
|
18
|
29
|
24
|
36
|
39
|
29
|
32
|
22
|
17
|
21
|
17
|
13
|
20
|
18
|
13
|
18
|
19
|
15
|
14
|
19
|
24
|
22
|
21
|
17
|
15
|
18
|
17
|
15
|
|
|
2025/05
|
40
|
43
|
52
|
48
|
40
|
26
|
25
|
32
|
27
|
28
|
29
|
32
|
38
|
33
|
25
|
22
|
27
|
40
|
27
|
23
|
25
|
30
|
26
|
22
|
50
|
54
|
45
|
33
|
18
|
17
|
28
|
|
2025/04
|
25
|
37
|
45
|
53
|
27
|
47
|
55
|
61
|
60
|
49
|
50
|
61
|
192
|
116
|
86
|
88
|
66
|
56
|
36
|
45
|
38
|
41
|
42
|
34
|
16
|
22
|
48
|
35
|
41
|
55
|
|
|
2025/03
|
33
|
35
|
39
|
29
|
12
|
12
|
22
|
33
|
32
|
43
|
35
|
30
|
29
|
30
|
21
|
16
|
47
|
39
|
34
|
39
|
46
|
54
|
58
|
63
|
70
|
55
|
39
|
48
|
12
|
8
|
8
|
|
2025/02
|
51
|
36
|
11
|
31
|
36
|
33
|
22
|
58
|
30
|
38
|
47
|
43
|
41
|
44
|
61
|
60
|
35
|
32
|
40
|
46
|
20
|
27
|
13
|
25
|
34
|
49
|
51
|
44
|
|||
|
2025/01
|
68
|
60
|
56
|
57
|
62
|
82
|
73
|
68
|
57
|
39
|
39
|
40
|
46
|
52
|
50
|
60
|
45
|
44
|
49
|
48
|
49
|
46
|
43
|
53
|
35
|
18
|
26
|
50
|
89
|
67
|
56
|
|
2024/12
|
42
|
45
|
44
|
43
|
62
|
76
|
48
|
41
|
65
|
45
|
47
|
24
|
38
|
74
|
42
|
42
|
43
|
41
|
61
|
67
|
51
|
63
|
75
|
67
|
68
|
72
|
72
|
83
|
73
|
75
|
62
|
|
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
*: primary pollution