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
29 Mar
Sun
30 Mar
Mon
31 Mar
Tue
1 Apr
Wed
2 Apr
Thu
3 Apr
Fri
4 Apr
Real-time AQI (Monitoring Station in Yichun)
中心医院
223
PM2.5
20
PM10
68
O3
0.6
CO
8
SO2
6
NO2
林管局
197
PM2.5
15
PM10
59
O3
0.2
CO
4
SO2
12
NO2
汤旺河国家公园
213
PM2.5
6
PM10
66
O3
0.3
CO
2
SO2
5
NO2
美溪镇
238
PM2.5
15
PM10
73
O3
0.8
CO
3
SO2
3
NO2
Air quality in the last 12 months (Yichun)
|
2025/02
|
60
|
69
|
53
|
40
|
33
|
34
|
38
|
24
|
34
|
52
|
42
|
54
|
67
|
49
|
45
|
24
|
25
|
23
|
25
|
25
|
25
|
24
|
31
|
42
|
56
|
31
|
41
|
45
|
|||
|
2025/01
|
75
|
87
|
84
|
101
|
60
|
61
|
85
|
35
|
40
|
53
|
72
|
78
|
86
|
89
|
63
|
43
|
45
|
59
|
71
|
48
|
56
|
51
|
65
|
80
|
65
|
53
|
39
|
67
|
64
|
44
|
55
|
|
2024/12
|
39
|
35
|
34
|
32
|
28
|
29
|
43
|
43
|
55
|
59
|
51
|
46
|
43
|
60
|
51
|
36
|
35
|
35
|
52
|
60
|
44
|
56
|
44
|
59
|
55
|
33
|
47
|
63
|
70
|
60
|
56
|
|
2024/11
|
38
|
21
|
27
|
21
|
20
|
22
|
28
|
36
|
50
|
50
|
44
|
30
|
41
|
96
|
60
|
41
|
21
|
22
|
53
|
63
|
54
|
31
|
29
|
36
|
34
|
32
|
33
|
36
|
36
|
24
|
|
|
2024/10
|
18
|
27
|
33
|
31
|
43
|
27
|
33
|
43
|
40
|
36
|
25
|
23
|
26
|
41
|
18
|
23
|
32
|
30
|
19
|
59
|
30
|
37
|
23
|
33
|
41
|
27
|
36
|
71
|
67
|
46
|
53
|
|
2024/09
|
16
|
19
|
19
|
21
|
17
|
19
|
23
|
21
|
21
|
23
|
21
|
22
|
18
|
22
|
23
|
25
|
24
|
29
|
20
|
20
|
20
|
22
|
30
|
27
|
19
|
19
|
24
|
26
|
32
|
24
|
|
|
2024/08
|
17
|
17
|
17
|
16
|
16
|
18
|
20
|
19
|
21
|
22
|
14
|
14
|
17
|
18
|
21
|
22
|
20
|
17
|
16
|
18
|
18
|
17
|
20
|
19
|
19
|
17
|
18
|
16
|
21
|
15
|
16
|
|
2024/07
|
62
|
44
|
54
|
59
|
60
|
58
|
68
|
71
|
63
|
46
|
55
|
87
|
56
|
47
|
48
|
50
|
40
|
25
|
26
|
26
|
16
|
15
|
16
|
18
|
18
|
14
|
13
|
17
|
17
|
15
|
18
|
|
2024/06
|
16
|
17
|
20
|
17
|
20
|
26
|
36
|
22
|
17
|
18
|
17
|
18
|
18
|
14
|
12
|
14
|
16
|
18
|
19
|
16
|
16
|
18
|
16
|
16
|
18
|
20
|
20
|
41
|
33
|
56
|
|
|
2024/05
|
45
|
49
|
27
|
67
|
83
|
50
|
33
|
40
|
25
|
25
|
18
|
23
|
23
|
22
|
16
|
18
|
30
|
31
|
20
|
27
|
29
|
28
|
16
|
18
|
19
|
23
|
19
|
22
|
17
|
17
|
19
|
|
2024/04
|
19
|
37
|
40
|
22
|
38
|
48
|
23
|
23
|
36
|
77
|
82
|
76
|
65
|
56
|
50
|
30
|
20
|
26
|
16
|
27
|
78
|
71
|
55
|
75
|
52
|
27
|
21
|
19
|
23
|
38
|
|
|
2024/03
|
24
|
29
|
36
|
38
|
34
|
30
|
35
|
25
|
28
|
46
|
43
|
25
|
33
|
40
|
26
|
19
|
21
|
26
|
24
|
24
|
24
|
24
|
34
|
21
|
23
|
28
|
30
|
193
|
47
|
24
|
18
|
|
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