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
16 Oct
Fri
17 Oct
Sat
18 Oct
Sun
19 Oct
Mon
20 Oct
Tue
21 Oct
Wed
22 Oct
Qiannan Prefecture Air quality rank
Real-time AQI (Monitoring Station in Qiannan Prefecture)
小围寨
113
PM2.5
6
PM10
35
O3
0.4
CO
4
SO2
1
NO2
沙坝
139
PM2.5
9
PM10
33
O3
0.4
CO
4
SO2
2
NO2
Air quality in the last 12 months (Qiannan Prefecture)
|
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
|
|
2024/11
|
38
|
42
|
44
|
52
|
55
|
52
|
44
|
40
|
44
|
35
|
33
|
31
|
38
|
42
|
42
|
50
|
34
|
8
|
8
|
9
|
10
|
17
|
21
|
22
|
13
|
15
|
26
|
23
|
23
|
33
|
|
|
2024/10
|
8
|
14
|
35
|
33
|
35
|
50
|
41
|
25
|
27
|
31
|
46
|
50
|
39
|
11
|
19
|
20
|
12
|
17
|
14
|
9
|
19
|
12
|
18
|
16
|
16
|
24
|
23
|
30
|
27
|
30
|
36
|
|
2024/09
|
13
|
9
|
7
|
12
|
25
|
31
|
19
|
13
|
11
|
15
|
17
|
25
|
25
|
25
|
18
|
19
|
19
|
21
|
20
|
23
|
20
|
15
|
24
|
28
|
30
|
34
|
36
|
37
|
16
|
13
|
|
|
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