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
18 Apr
Sat
19 Apr
Sun
20 Apr
Mon
21 Apr
Tue
22 Apr
Wed
23 Apr
Thu
24 Apr
Real-time AQI (Monitoring Station in Yichun)
中心医院
5438 *
PM2.5
56
PM10
77
O3
0.6
CO
2
SO2
17
NO2
林管局
5740 *
PM2.5
44
PM10
78
O3
0.6
CO
9
SO2
13
NO2
汤旺河国家公园
247
PM2.5
10
PM10
74
O3
0.5
CO
4
SO2
8
NO2
中心小学
5841 *
PM2.5
54
PM10
80
O3
0.5
CO
2
SO2
12
NO2
双子河社区
4531
PM2.5
41
PM10
84
O3
0.8
CO
3
SO2
14
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