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
22 Jan
Fri
23 Jan
Sat
24 Jan
Sun
25 Jan
Mon
26 Jan
Tue
27 Jan
Wed
28 Jan
Real-time AQI (Monitoring Station in Qiannan Prefecture)
小围寨
2014
PM2.5
14
PM10
56
O3
0.8
CO
5
SO2
5
NO2
沙坝
2014
PM2.5
19
PM10
64
O3
0.6
CO
4
SO2
5
NO2
Air quality in the last 12 months (Qiannan Prefecture)
|
2025/11
|
19
|
12
|
8
|
10
|
12
|
8
|
10
|
10
|
8
|
8
|
8
|
22
|
29
|
30
|
33
|
36
|
42
|
17
|
22
|
23
|
34
|
29
|
54
|
41
|
43
|
41
|
53
|
41
|
35
|
47
|
|
|
2025/10
|
10
|
11
|
18
|
13
|
15
|
17
|
11
|
11
|
13
|
17
|
17
|
20
|
24
|
25
|
8
|
9
|
12
|
20
|
9
|
9
|
9
|
11
|
26
|
38
|
27
|
17
|
20
|
27
|
41
|
27
|
18
|
|
2025/09
|
12
|
12
|
10
|
11
|
14
|
18
|
19
|
22
|
17
|
7
|
11
|
10
|
10
|
11
|
15
|
8
|
11
|
13
|
15
|
20
|
22
|
26
|
17
|
11
|
7
|
9
|
14
|
13
|
14
|
14
|
|
|
2025/08
|
18
|
18
|
19
|
22
|
22
|
10
|
8
|
9
|
17
|
17
|
13
|
11
|
17
|
18
|
12
|
8
|
10
|
14
|
8
|
9
|
12
|
11
|
12
|
13
|
11
|
13
|
13
|
12
|
18
|
11
|
14
|
|
2025/07
|
9
|
8
|
9
|
9
|
11
|
16
|
16
|
19
|
21
|
18
|
15
|
20
|
17
|
12
|
9
|
11
|
15
|
21
|
22
|
22
|
13
|
8
|
10
|
8
|
10
|
11
|
16
|
17
|
16
|
16
|
16
|
|
2025/06
|
18
|
11
|
15
|
23
|
26
|
24
|
25
|
32
|
36
|
19
|
17
|
22
|
13
|
10
|
18
|
18
|
10
|
12
|
12
|
7
|
9
|
15
|
8
|
11
|
14
|
11
|
12
|
7
|
9
|
8
|
|
|
2025/05
|
34
|
41
|
30
|
13
|
22
|
23
|
20
|
23
|
23
|
15
|
29
|
24
|
26
|
39
|
36
|
29
|
44
|
37
|
40
|
14
|
19
|
19
|
27
|
51
|
26
|
12
|
8
|
7
|
15
|
16
|
11
|
|
2025/04
|
27
|
43
|
56
|
57
|
54
|
52
|
71
|
52
|
61
|
45
|
49
|
83
|
170
|
81
|
60
|
66
|
60
|
58
|
26
|
22
|
34
|
17
|
46
|
17
|
30
|
33
|
15
|
25
|
33
|
10
|
|
|
2025/03
|
26
|
25
|
52
|
22
|
11
|
20
|
21
|
25
|
13
|
13
|
19
|
36
|
19
|
14
|
10
|
23
|
32
|
22
|
27
|
38
|
45
|
53
|
61
|
47
|
51
|
60
|
65
|
81
|
16
|
13
|
30
|
|
2025/02
|
9
|
10
|
27
|
35
|
37
|
14
|
19
|
55
|
56
|
41
|
22
|
21
|
46
|
14
|
18
|
27
|
19
|
18
|
9
|
9
|
14
|
10
|
13
|
21
|
15
|
31
|
19
|
19
|
|||
|
2025/01
|
73
|
86
|
64
|
81
|
75
|
69
|
77
|
38
|
21
|
38
|
48
|
36
|
37
|
65
|
65
|
67
|
55
|
55
|
66
|
59
|
69
|
77
|
89
|
66
|
18
|
12
|
36
|
45
|
95
|
40
|
30
|
|
2024/12
|
43
|
58
|
60
|
47
|
11
|
10
|
11
|
38
|
15
|
7
|
11
|
41
|
48
|
42
|
44
|
47
|
57
|
45
|
67
|
87
|
81
|
90
|
93
|
83
|
80
|
70
|
58
|
59
|
63
|
61
|
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