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
17 Mar
Wed
18 Mar
Thu
19 Mar
Fri
20 Mar
Sat
21 Mar
Sun
22 Mar
Mon
23 Mar
Real-time AQI (Monitoring Station in Yichun)
林管局
2113
PM2.5
21
PM10
45
O3
0.3
CO
7
SO2
14
NO2
检察院
168
PM2.5
13
PM10
49
O3
0.4
CO
7
SO2
8
NO2
永安路4-1号
2517
PM2.5
23
PM10
49
O3
0.3
CO
10
SO2
8
NO2
Air quality in the last 12 months (Yichun)
|
2026/02
|
49
|
67
|
55
|
48
|
25
|
25
|
27
|
45
|
62
|
50
|
63
|
58
|
58
|
33
|
21
|
68
|
119
|
31
|
46
|
55
|
89
|
58
|
33
|
31
|
33
|
31
|
21
|
23
|
|||
|
2026/01
|
27
|
38
|
67
|
48
|
31
|
43
|
32
|
35
|
43
|
42
|
40
|
41
|
39
|
45
|
44
|
38
|
71
|
54
|
59
|
64
|
55
|
50
|
53
|
53
|
32
|
34
|
46
|
40
|
31
|
39
|
36
|
|
2025/12
|
39
|
35
|
36
|
44
|
49
|
58
|
75
|
57
|
49
|
42
|
37
|
42
|
56
|
60
|
63
|
34
|
50
|
49
|
57
|
51
|
41
|
52
|
45
|
56
|
47
|
43
|
59
|
73
|
58
|
46
|
35
|
|
2025/11
|
39
|
31
|
29
|
45
|
76
|
45
|
26
|
61
|
81
|
28
|
33
|
51
|
27
|
29
|
34
|
50
|
28
|
27
|
116
|
122
|
29
|
127
|
257
|
59
|
32
|
65
|
93
|
47
|
51
|
39
|
|
|
2025/10
|
23
|
26
|
32
|
30
|
21
|
19
|
29
|
23
|
23
|
31
|
35
|
21
|
22
|
22
|
20
|
24
|
21
|
21
|
25
|
22
|
25
|
24
|
29
|
37
|
97
|
97
|
67
|
32
|
53
|
97
|
46
|
|
2025/09
|
20
|
20
|
21
|
37
|
30
|
21
|
19
|
21
|
18
|
18
|
18
|
22
|
22
|
23
|
19
|
19
|
17
|
18
|
20
|
18
|
18
|
22
|
25
|
26
|
17
|
18
|
22
|
20
|
24
|
34
|
|
|
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
|
|
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