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
22 Nov
Sat
23 Nov
Sun
24 Nov
Mon
25 Nov
Tue
26 Nov
Wed
27 Nov
Thu
28 Nov
Heyuan Air quality rank
Real-time AQI (Monitoring Station in Heyuan)
源西
3021
PM2.5
27
PM10
48
O3
0.6
CO
5
SO2
12
NO2
东埔
3524
PM2.5
24
PM10
52
O3
0.5
CO
3
SO2
13
NO2
老城
3222
PM2.5
30
PM10
50
O3
0.6
CO
3
SO2
12
NO2
Air quality in the last 12 months (Heyuan)
|
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
|
|
2024/02
|
39
|
30
|
28
|
27
|
12
|
23
|
11
|
12
|
34
|
87
|
66
|
57
|
55
|
49
|
42
|
24
|
34
|
29
|
34
|
25
|
29
|
20
|
14
|
14
|
15
|
18
|
17
|
33
|
23
|
||
|
2024/01
|
92
|
85
|
42
|
36
|
52
|
53
|
47
|
70
|
57
|
26
|
40
|
46
|
56
|
48
|
45
|
55
|
56
|
52
|
48
|
32
|
21
|
20
|
27
|
30
|
36
|
39
|
42
|
49
|
62
|
51
|
50
|
|
2023/12
|
46
|
37
|
41
|
36
|
21
|
29
|
39
|
43
|
59
|
47
|
46
|
28
|
31
|
47
|
49
|
26
|
32
|
34
|
12
|
28
|
31
|
48
|
40
|
41
|
48
|
48
|
54
|
52
|
51
|
72
|
63
|
|
2023/11
|
42
|
48
|
55
|
57
|
49
|
38
|
35
|
59
|
61
|
47
|
15
|
12
|
17
|
32
|
36
|
31
|
60
|
62
|
61
|
55
|
52
|
59
|
58
|
53
|
63
|
51
|
57
|
53
|
53
|
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