Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
19 Sep
Sun
20 Sep
Mon
21 Sep
Tue
22 Sep
Wed
23 Sep
Thu
24 Sep
Fri
25 Sep
Real-time AQI (Monitoring Station in Heyuan)
东埔
4329
PM2.5
43
PM10
30
O3
0.9
CO
6
SO2
20
NO2
老城
5630
PM2.5
58 *
PM10
48
O3
1.0
CO
6
SO2
18
NO2
Air quality in the last 12 months (Heyuan)
|
2026/08
|
16
|
16
|
16
|
19
|
31
|
40
|
39
|
35
|
25
|
25
|
27
|
49
|
35
|
26
|
23
|
26
|
25
|
19
|
22
|
19
|
23
|
23
|
23
|
23
|
28
|
20
|
19
|
24
|
39
|
23
|
17
|
|
2026/07
|
20
|
22
|
23
|
17
|
17
|
17
|
14
|
19
|
25
|
28
|
37
|
49
|
23
|
18
|
15
|
18
|
37
|
28
|
34
|
27
|
36
|
42
|
44
|
49
|
40
|
15
|
21
|
16
|
15
|
21
|
21
|
|
2026/06
|
39
|
41
|
37
|
31
|
28
|
24
|
26
|
21
|
23
|
22
|
21
|
33
|
30
|
20
|
16
|
16
|
15
|
15
|
19
|
22
|
28
|
29
|
31
|
38
|
28
|
22
|
26
|
17
|
19
|
22
|
|
|
2026/05
|
26
|
34
|
28
|
27
|
19
|
24
|
36
|
21
|
21
|
36
|
57
|
61
|
46
|
18
|
20
|
20
|
22
|
29
|
28
|
20
|
15
|
25
|
29
|
30
|
29
|
32
|
38
|
38
|
32
|
25
|
38
|
|
2026/04
|
26
|
30
|
42
|
22
|
28
|
34
|
46
|
26
|
31
|
33
|
38
|
34
|
29
|
39
|
34
|
34
|
28
|
32
|
32
|
46
|
35
|
34
|
22
|
21
|
31
|
38
|
48
|
37
|
23
|
26
|
|
|
2026/03
|
19
|
23
|
13
|
16
|
23
|
26
|
31
|
47
|
40
|
22
|
32
|
30
|
45
|
47
|
45
|
40
|
39
|
37
|
39
|
38
|
22
|
38
|
52
|
37
|
47
|
46
|
43
|
38
|
32
|
30
|
31
|
|
2026/02
|
20
|
27
|
41
|
54
|
45
|
36
|
24
|
28
|
33
|
43
|
31
|
31
|
45
|
36
|
23
|
31
|
31
|
34
|
44
|
45
|
56
|
43
|
45
|
46
|
33
|
27
|
27
|
13
|
|||
|
2026/01
|
62
|
18
|
33
|
37
|
35
|
37
|
40
|
28
|
36
|
35
|
39
|
46
|
49
|
52
|
51
|
54
|
59
|
59
|
60
|
69
|
22
|
24
|
40
|
47
|
49
|
46
|
61
|
34
|
40
|
38
|
30
|
|
2025/12
|
38
|
33
|
62
|
61
|
59
|
60
|
54
|
50
|
51
|
51
|
52
|
48
|
37
|
32
|
35
|
38
|
39
|
47
|
40
|
33
|
48
|
88
|
72
|
48
|
23
|
42
|
44
|
38
|
39
|
43
|
48
|
|
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
|
|
|
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