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
15 Apr
Thu
16 Apr
Fri
17 Apr
Sat
18 Apr
Sun
19 Apr
Mon
20 Apr
Tue
21 Apr
Qiannan Prefecture Air quality rank
Real-time AQI (Monitoring Station in Qiannan Prefecture)
小围寨
193
PM2.5
19
PM10
39
O3
0.4
CO
6
SO2
7
NO2
沙坝
223
PM2.5
22
PM10
34
O3
0.6
CO
5
SO2
11
NO2
Air quality in the last 12 months (Qiannan Prefecture)
|
2026/03
|
14
|
13
|
20
|
25
|
35
|
46
|
36
|
12
|
16
|
25
|
29
|
36
|
38
|
45
|
27
|
18
|
19
|
19
|
18
|
21
|
26
|
25
|
20
|
24
|
16
|
24
|
20
|
21
|
24
|
39
|
22
|
|
2026/02
|
38
|
43
|
54
|
46
|
49
|
26
|
27
|
39
|
22
|
24
|
33
|
33
|
48
|
34
|
27
|
39
|
40
|
36
|
30
|
43
|
42
|
44
|
29
|
21
|
21
|
26
|
11
|
10
|
|||
|
2026/01
|
15
|
27
|
11
|
23
|
26
|
37
|
53
|
59
|
60
|
71
|
58
|
49
|
53
|
75
|
85
|
85
|
97
|
55
|
49
|
15
|
23
|
45
|
54
|
55
|
28
|
20
|
25
|
43
|
48
|
17
|
26
|
|
2025/12
|
84
|
81
|
76
|
68
|
79
|
73
|
44
|
57
|
50
|
47
|
67
|
45
|
35
|
48
|
48
|
52
|
74
|
62
|
33
|
34
|
56
|
61
|
22
|
27
|
48
|
55
|
59
|
68
|
63
|
57
|
37
|
|
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
|
|
|
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