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
26 Sep
Sat
27 Sep
Sun
28 Sep
Mon
29 Sep
Tue
30 Sep
Wed
1 Oct
Thu
2 Oct
Real-time AQI (Monitoring Station in Yichun)
中心医院
206
PM2.5
20
PM10
28
O3
0.5
CO
7
SO2
8
NO2
林管局
2920
PM2.5
22
PM10
38
O3
0.4
CO
6
SO2
4
NO2
汤旺河国家公园
1812
PM2.5
12
PM10
42
O3
0.4
CO
5
SO2
6
NO2
中心小学
169
PM2.5
16
PM10
40
O3
0.3
CO
6
SO2
2
NO2
双子河社区
113
PM2.5
6
PM10
33
O3
0.4
CO
3
SO2
4
NO2
美溪镇
1611
PM2.5
14
PM10
31
O3
0.6
CO
5
SO2
4
NO2
Air quality in the last 12 months (Yichun)
|
2025/08
|
18
|
17
|
17
|
18
|
18
|
15
|
16
|
16
|
18
|
16
|
16
|
16
|
17
|
19
|
19
|
16
|
18
|
19
|
17
|
18
|
18
|
18
|
18
|
20
|
18
|
19
|
19
|
23
|
19
|
20
|
21
|
|
2025/07
|
22
|
21
|
18
|
22
|
24
|
20
|
21
|
20
|
19
|
18
|
24
|
19
|
17
|
17
|
18
|
17
|
17
|
19
|
18
|
20
|
19
|
21
|
27
|
26
|
21
|
19
|
21
|
16
|
18
|
17
|
17
|
|
2025/06
|
20
|
21
|
24
|
15
|
17
|
16
|
16
|
20
|
18
|
16
|
17
|
22
|
31
|
25
|
22
|
28
|
20
|
22
|
23
|
21
|
16
|
19
|
27
|
29
|
33
|
28
|
33
|
38
|
25
|
22
|
|
|
2025/05
|
35
|
33
|
19
|
17
|
17
|
20
|
23
|
27
|
26
|
28
|
48
|
73
|
59
|
36
|
36
|
22
|
20
|
21
|
26
|
21
|
17
|
19
|
19
|
19
|
18
|
21
|
25
|
38
|
47
|
41
|
45
|
|
2025/04
|
56
|
43
|
39
|
40
|
44
|
44
|
42
|
34
|
41
|
49
|
35
|
85
|
33
|
20
|
15
|
16
|
36
|
58
|
24
|
17
|
40
|
25
|
32
|
28
|
22
|
16
|
25
|
21
|
26
|
26
|
|
|
2025/03
|
24
|
25
|
28
|
29
|
32
|
31
|
30
|
31
|
29
|
86
|
26
|
43
|
24
|
22
|
22
|
22
|
21
|
24
|
30
|
56
|
27
|
18
|
18
|
24
|
23
|
20
|
20
|
17
|
19
|
21
|
39
|
|
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
|
|
|
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