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 Jul
Sun
13 Jul
Mon
14 Jul
Tue
15 Jul
Wed
16 Jul
Thu
17 Jul
Fri
18 Jul
Real-time AQI (Monitoring Station in Heyuan)
源西
113
PM2.5
6
PM10
26
O3
0.8
CO
3
SO2
21
NO2
东埔
133
PM2.5
7
PM10
41
O3
0.5
CO
4
SO2
10
NO2
Air quality in the last 12 months (Heyuan)
|
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
|
|
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
|
|
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