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 Sep
Wed
17 Sep
Thu
18 Sep
Fri
19 Sep
Sat
20 Sep
Sun
21 Sep
Mon
22 Sep
Real-time AQI (Monitoring Station in Qianxinan Prefecture)
场坝街
143
PM2.5
14
PM10
25
O3
0.3
CO
3
SO2
5
NO2
坪东大道
123
PM2.5
12
PM10
15
O3
0.5
CO
2
SO2
8
NO2
Air quality in the last 12 months (Qianxinan Prefecture)
|
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
|
|
2024/11
|
49
|
31
|
39
|
52
|
35
|
59
|
61
|
67
|
51
|
42
|
42
|
35
|
32
|
35
|
38
|
48
|
48
|
47
|
47
|
20
|
27
|
27
|
34
|
36
|
42
|
23
|
29
|
36
|
42
|
44
|
|
|
2024/10
|
16
|
22
|
24
|
23
|
33
|
51
|
48
|
60
|
62
|
67
|
55
|
46
|
48
|
20
|
26
|
19
|
15
|
27
|
32
|
24
|
20
|
25
|
23
|
34
|
33
|
37
|
38
|
41
|
40
|
36
|
35
|
|
2024/09
|
23
|
23
|
17
|
23
|
24
|
31
|
26
|
16
|
15
|
17
|
21
|
22
|
23
|
26
|
34
|
26
|
22
|
23
|
30
|
35
|
32
|
24
|
29
|
46
|
46
|
42
|
36
|
41
|
30
|
16
|
|
|
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