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
16 Apr
Thu
17 Apr
Fri
18 Apr
Sat
19 Apr
Sun
20 Apr
Mon
21 Apr
Tue
22 Apr
Real-time AQI (Monitoring Station in Heyuan)
源西
8831
PM2.5
126 *
PM10
148
O3
0.8
CO
4
SO2
13
NO2
东埔
9245
PM2.5
134 *
PM10
161
O3
0.7
CO
4
SO2
15
NO2
老城
8737
PM2.5
123 *
PM10
162
O3
0.4
CO
5
SO2
14
NO2
Air quality in the last 12 months (Heyuan)
|
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
|
|
2024/11
|
25
|
21
|
36
|
39
|
43
|
54
|
39
|
35
|
42
|
54
|
44
|
42
|
44
|
28
|
24
|
16
|
25
|
21
|
21
|
23
|
29
|
29
|
33
|
46
|
30
|
18
|
30
|
32
|
33
|
40
|
|
|
2024/10
|
31
|
28
|
34
|
32
|
32
|
36
|
39
|
50
|
37
|
32
|
41
|
51
|
58
|
48
|
49
|
41
|
42
|
34
|
37
|
34
|
29
|
39
|
26
|
33
|
40
|
46
|
35
|
15
|
24
|
40
|
38
|
|
2024/09
|
25
|
31
|
26
|
23
|
22
|
14
|
14
|
15
|
15
|
21
|
37
|
34
|
27
|
24
|
18
|
22
|
22
|
20
|
23
|
24
|
16
|
14
|
15
|
16
|
27
|
35
|
26
|
27
|
25
|
23
|
|
|
2024/08
|
25
|
30
|
34
|
43
|
28
|
41
|
36
|
47
|
44
|
34
|
36
|
36
|
16
|
21
|
21
|
25
|
22
|
15
|
20
|
27
|
17
|
23
|
30
|
25
|
23
|
27
|
44
|
38
|
30
|
29
|
22
|
|
2024/07
|
22
|
22
|
22
|
22
|
23
|
20
|
21
|
27
|
30
|
28
|
22
|
16
|
18
|
22
|
18
|
20
|
16
|
18
|
19
|
20
|
22
|
21
|
28
|
43
|
35
|
25
|
19
|
11
|
13
|
16
|
14
|
|
2024/06
|
15
|
13
|
28
|
13
|
17
|
14
|
22
|
16
|
17
|
23
|
23
|
32
|
34
|
35
|
35
|
26
|
37
|
28
|
25
|
22
|
24
|
39
|
27
|
19
|
20
|
21
|
20
|
22
|
20
|
22
|
|
|
2024/05
|
19
|
27
|
32
|
31
|
22
|
41
|
33
|
34
|
43
|
49
|
40
|
25
|
38
|
47
|
41
|
43
|
55
|
36
|
33
|
16
|
11
|
15
|
18
|
14
|
18
|
30
|
31
|
22
|
19
|
31
|
25
|
|
2024/04
|
53
|
57
|
40
|
26
|
15
|
19
|
10
|
20
|
22
|
31
|
51
|
61
|
69
|
44
|
48
|
54
|
34
|
19
|
22
|
16
|
15
|
30
|
34
|
28
|
15
|
20
|
24
|
16
|
27
|
24
|
|
|
2024/03
|
21
|
22
|
30
|
57
|
54
|
27
|
33
|
37
|
41
|
12
|
15
|
31
|
44
|
47
|
25
|
39
|
53
|
53
|
27
|
68
|
58
|
55
|
47
|
34
|
38
|
32
|
40
|
44
|
40
|
52
|
39
|
|
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