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
31 Mar
Tue
1 Apr
Wed
2 Apr
Thu
3 Apr
Fri
4 Apr
Sat
5 Apr
Sun
6 Apr
Real-time AQI (Monitoring Station in Suining)
石溪浩
2411
PM2.5
24
PM10
17
O3
0.3
CO
2
SO2
12
NO2
市监测站
229
PM2.5
22
PM10
13
O3
0.1
CO
6
SO2
25
NO2
行政中心
2114
PM2.5
21
PM10
23
O3
0.4
CO
7
SO2
15
NO2
Air quality in the last 12 months (Suining)
|
2025/02
|
47
|
42
|
38
|
46
|
46
|
24
|
27
|
27
|
48
|
57
|
60
|
57
|
55
|
31
|
48
|
53
|
59
|
48
|
55
|
57
|
37
|
43
|
32
|
39
|
42
|
60
|
63
|
65
|
|||
|
2025/01
|
113
|
134
|
157
|
102
|
71
|
82
|
74
|
56
|
57
|
52
|
50
|
55
|
79
|
104
|
84
|
62
|
72
|
75
|
96
|
103
|
104
|
135
|
169
|
102
|
28
|
68
|
69
|
87
|
245
|
125
|
63
|
|
2024/12
|
66
|
74
|
91
|
74
|
35
|
23
|
23
|
31
|
32
|
43
|
50
|
50
|
40
|
57
|
66
|
73
|
86
|
111
|
94
|
88
|
94
|
99
|
84
|
78
|
87
|
102
|
96
|
82
|
83
|
91
|
103
|
|
2024/11
|
33
|
37
|
42
|
41
|
26
|
37
|
43
|
57
|
38
|
34
|
37
|
38
|
41
|
34
|
37
|
26
|
16
|
9
|
12
|
21
|
32
|
47
|
44
|
33
|
19
|
35
|
43
|
57
|
70
|
75
|
|
|
2024/10
|
23
|
32
|
26
|
41
|
51
|
40
|
41
|
44
|
43
|
39
|
44
|
26
|
25
|
41
|
46
|
58
|
29
|
33
|
25
|
13
|
17
|
30
|
46
|
48
|
44
|
41
|
27
|
44
|
51
|
52
|
43
|
|
2024/09
|
46
|
52
|
39
|
43
|
39
|
54
|
39
|
34
|
31
|
24
|
27
|
28
|
43
|
41
|
45
|
38
|
45
|
50
|
51
|
43
|
20
|
29
|
32
|
50
|
56
|
67
|
71
|
71
|
48
|
11
|
|
|
2024/08
|
41
|
36
|
27
|
23
|
27
|
38
|
39
|
37
|
34
|
48
|
51
|
60
|
59
|
58
|
40
|
29
|
44
|
41
|
44
|
51
|
53
|
51
|
44
|
39
|
33
|
41
|
44
|
50
|
42
|
42
|
41
|
|
2024/07
|
20
|
31
|
21
|
23
|
19
|
28
|
27
|
17
|
16
|
16
|
21
|
31
|
29
|
14
|
26
|
30
|
31
|
21
|
21
|
18
|
28
|
29
|
33
|
33
|
72
|
72
|
52
|
29
|
30
|
37
|
42
|
|
2024/06
|
54
|
28
|
36
|
16
|
32
|
32
|
31
|
26
|
24
|
37
|
35
|
33
|
44
|
51
|
52
|
32
|
26
|
24
|
29
|
25
|
21
|
32
|
43
|
40
|
31
|
23
|
19
|
18
|
27
|
38
|
|
|
2024/05
|
29
|
27
|
21
|
40
|
51
|
89
|
79
|
103
|
46
|
56
|
61
|
58
|
56
|
60
|
50
|
51
|
57
|
59
|
30
|
21
|
29
|
35
|
42
|
46
|
44
|
21
|
37
|
31
|
18
|
29
|
48
|
|
2024/04
|
36
|
34
|
55
|
53
|
16
|
20
|
23
|
29
|
29
|
22
|
34
|
39
|
48
|
53
|
59
|
29
|
40
|
42
|
38
|
62
|
65
|
36
|
34
|
32
|
41
|
50
|
62
|
64
|
34
|
16
|
|
|
2024/03
|
51
|
52
|
55
|
64
|
66
|
50
|
55
|
75
|
48
|
59
|
66
|
60
|
43
|
57
|
61
|
51
|
71
|
15
|
36
|
60
|
63
|
65
|
71
|
47
|
22
|
39
|
35
|
41
|
56
|
47
|
45
|
|
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