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
19 Oct
Mon
20 Oct
Tue
21 Oct
Wed
22 Oct
Thu
23 Oct
Fri
24 Oct
Sat
25 Oct
Real-time AQI (Monitoring Station in Shuangyashan)
双合村
253
PM2.5
25
PM10
52
O3
0.2
CO
7
SO2
4
NO2
南小市
163
PM2.5
9
PM10
51
O3
0.2
CO
8
SO2
5
NO2
环保局
266
PM2.5
26
PM10
49
O3
0.4
CO
3
SO2
9
NO2
Air quality in the last 12 months (Shuangyashan)
|
2025/08
|
28
|
33
|
26
|
27
|
27
|
24
|
27
|
27
|
23
|
15
|
29
|
32
|
34
|
24
|
27
|
17
|
20
|
22
|
17
|
20
|
26
|
19
|
15
|
21
|
20
|
14
|
23
|
22
|
16
|
21
|
26
|
|
2025/07
|
28
|
25
|
32
|
29
|
30
|
24
|
26
|
35
|
30
|
24
|
29
|
34
|
23
|
21
|
27
|
29
|
27
|
29
|
33
|
25
|
21
|
30
|
34
|
29
|
28
|
23
|
23
|
24
|
33
|
20
|
25
|
|
2025/06
|
42
|
31
|
25
|
20
|
23
|
24
|
24
|
24
|
30
|
26
|
23
|
23
|
31
|
32
|
26
|
28
|
22
|
32
|
41
|
25
|
21
|
23
|
30
|
40
|
45
|
48
|
44
|
47
|
33
|
25
|
|
|
2025/05
|
43
|
40
|
32
|
18
|
30
|
39
|
43
|
38
|
32
|
38
|
46
|
71
|
48
|
45
|
37
|
33
|
39
|
26
|
31
|
39
|
30
|
42
|
31
|
21
|
24
|
33
|
30
|
43
|
52
|
49
|
51
|
|
2025/04
|
62
|
68
|
75
|
58
|
59
|
57
|
54
|
59
|
68
|
115
|
137
|
80
|
72
|
39
|
48
|
33
|
90
|
77
|
34
|
39
|
67
|
42
|
54
|
42
|
40
|
25
|
31
|
39
|
40
|
40
|
|
|
2025/03
|
26
|
24
|
34
|
41
|
50
|
46
|
34
|
59
|
56
|
70
|
68
|
57
|
32
|
28
|
29
|
36
|
48
|
37
|
46
|
103
|
57
|
21
|
24
|
38
|
41
|
34
|
32
|
24
|
34
|
22
|
47
|
|
2025/02
|
74
|
105
|
102
|
61
|
28
|
41
|
63
|
60
|
40
|
58
|
67
|
95
|
47
|
38
|
53
|
36
|
21
|
38
|
63
|
50
|
44
|
33
|
38
|
46
|
54
|
33
|
56
|
66
|
|||
|
2025/01
|
95
|
85
|
75
|
84
|
79
|
58
|
99
|
89
|
67
|
71
|
85
|
96
|
89
|
104
|
59
|
57
|
73
|
147
|
123
|
94
|
143
|
193
|
134
|
113
|
100
|
132
|
120
|
65
|
70
|
60
|
65
|
|
2024/12
|
41
|
33
|
30
|
26
|
26
|
27
|
35
|
48
|
53
|
76
|
40
|
40
|
39
|
51
|
38
|
30
|
31
|
43
|
51
|
62
|
73
|
67
|
56
|
44
|
51
|
28
|
30
|
42
|
46
|
73
|
93
|
|
2024/11
|
68
|
51
|
66
|
37
|
74
|
28
|
39
|
40
|
63
|
48
|
81
|
51
|
110
|
120
|
75
|
54
|
27
|
27
|
63
|
63
|
100
|
43
|
41
|
59
|
51
|
29
|
38
|
42
|
54
|
34
|
|
|
2024/10
|
33
|
36
|
41
|
39
|
44
|
38
|
50
|
54
|
59
|
56
|
38
|
38
|
37
|
41
|
26
|
26
|
43
|
43
|
25
|
40
|
30
|
37
|
47
|
41
|
57
|
41
|
42
|
61
|
61
|
61
|
59
|
|
2024/09
|
17
|
20
|
22
|
32
|
25
|
22
|
23
|
25
|
32
|
22
|
24
|
25
|
20
|
28
|
25
|
21
|
25
|
24
|
28
|
20
|
34
|
34
|
32
|
35
|
25
|
24
|
38
|
42
|
34
|
35
|
|
|
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