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
30 May
Sat
31 May
Sun
1 Jun
Mon
2 Jun
Tue
3 Jun
Wed
4 Jun
Thu
5 Jun
Real-time AQI (Monitoring Station in Suining)
石溪浩
3618
PM2.5
36
PM10
12
O3
0.3
CO
10
SO2
64
NO2
市监测站
2810
PM2.5
28
PM10
65
O3
0.4
CO
6
SO2
23
NO2
行政中心
299
PM2.5
29
PM10
68
O3
0.3
CO
14
SO2
21
NO2
Air quality in the last 12 months (Suining)
|
2025/04
|
43
|
58
|
64
|
60
|
56
|
52
|
62
|
67
|
71
|
73
|
46
|
413
|
227
|
144
|
107
|
98
|
82
|
77
|
107
|
56
|
60
|
66
|
67
|
43
|
52
|
35
|
35
|
52
|
37
|
35
|
|
|
2025/03
|
73
|
52
|
22
|
19
|
21
|
18
|
29
|
39
|
53
|
60
|
50
|
55
|
46
|
38
|
35
|
40
|
30
|
33
|
45
|
55
|
58
|
83
|
88
|
63
|
68
|
68
|
183
|
83
|
20
|
17
|
22
|
|
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
|
|
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