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
Qianxinan Prefecture Air quality rank
Real-time AQI (Monitoring Station in Qianxinan Prefecture)
场坝街
3322
PM2.5
33
PM10
47
O3
0.8
CO
7
SO2
13
NO2
坪东大道
3621
PM2.5
36
PM10
44
O3
0.9
CO
9
SO2
13
NO2
Air quality in the last 12 months (Qianxinan Prefecture)
|
2025/11
|
21
|
23
|
15
|
16
|
16
|
20
|
26
|
19
|
13
|
17
|
18
|
34
|
38
|
40
|
33
|
43
|
45
|
32
|
25
|
42
|
47
|
50
|
54
|
60
|
46
|
51
|
58
|
57
|
50
|
54
|
|
|
2025/10
|
14
|
16
|
17
|
22
|
25
|
21
|
13
|
16
|
15
|
18
|
25
|
30
|
34
|
30
|
16
|
16
|
16
|
19
|
24
|
21
|
19
|
25
|
42
|
42
|
26
|
39
|
30
|
42
|
35
|
23
|
31
|
|
2025/09
|
23
|
23
|
18
|
26
|
27
|
27
|
27
|
29
|
26
|
18
|
18
|
19
|
18
|
17
|
17
|
17
|
19
|
18
|
19
|
27
|
26
|
23
|
19
|
15
|
18
|
16
|
15
|
18
|
18
|
15
|
|
|
2025/08
|
28
|
25
|
25
|
24
|
21
|
21
|
18
|
16
|
17
|
22
|
23
|
19
|
21
|
26
|
23
|
14
|
17
|
18
|
17
|
15
|
16
|
15
|
19
|
19
|
19
|
16
|
15
|
18
|
18
|
22
|
25
|
|
2025/07
|
15
|
15
|
14
|
14
|
16
|
15
|
18
|
20
|
18
|
17
|
22
|
24
|
30
|
24
|
24
|
20
|
25
|
22
|
18
|
19
|
15
|
15
|
15
|
14
|
15
|
15
|
22
|
22
|
28
|
29
|
26
|
|
2025/06
|
17
|
23
|
19
|
30
|
24
|
27
|
26
|
29
|
36
|
25
|
26
|
31
|
23
|
16
|
19
|
24
|
19
|
14
|
20
|
20
|
25
|
17
|
16
|
16
|
16
|
15
|
16
|
13
|
14
|
16
|
|
|
2025/05
|
47
|
43
|
36
|
23
|
35
|
36
|
26
|
33
|
29
|
23
|
21
|
31
|
24
|
35
|
39
|
39
|
19
|
34
|
35
|
23
|
25
|
28
|
43
|
40
|
27
|
15
|
15
|
17
|
14
|
16
|
16
|
|
2025/04
|
31
|
42
|
49
|
68
|
72
|
62
|
36
|
41
|
58
|
43
|
44
|
61
|
106
|
85
|
60
|
33
|
38
|
33
|
29
|
38
|
26
|
27
|
49
|
44
|
30
|
39
|
44
|
25
|
31
|
32
|
|
|
2025/03
|
39
|
34
|
37
|
44
|
60
|
44
|
34
|
46
|
60
|
27
|
43
|
64
|
48
|
62
|
44
|
31
|
24
|
28
|
34
|
40
|
56
|
72
|
90
|
73
|
40
|
39
|
46
|
80
|
47
|
33
|
37
|
|
2025/02
|
63
|
36
|
28
|
43
|
54
|
30
|
27
|
32
|
34
|
39
|
35
|
69
|
44
|
43
|
33
|
44
|
38
|
23
|
20
|
20
|
20
|
19
|
24
|
20
|
22
|
21
|
24
|
38
|
|||
|
2025/01
|
81
|
90
|
55
|
84
|
46
|
75
|
108
|
39
|
32
|
46
|
58
|
58
|
62
|
88
|
62
|
94
|
91
|
82
|
103
|
109
|
96
|
126
|
80
|
46
|
49
|
33
|
45
|
55
|
90
|
62
|
56
|
|
2024/12
|
43
|
58
|
52
|
50
|
38
|
23
|
35
|
37
|
19
|
22
|
25
|
33
|
30
|
51
|
56
|
79
|
57
|
42
|
64
|
74
|
63
|
81
|
85
|
85
|
105
|
56
|
41
|
43
|
64
|
63
|
56
|
|
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