Guizhou - China   2025-09-10   Wednesday   25.99N, 107.88E

Sandu

Guizhou - China
2025-09-10

Air Quality

Excellent

No health implications.

7

PM2.5

10

PM10

52

O3

0.5

CO

3

SO2

4

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

10 Sep

27 Excellent

Thu

11 Sep

33 Excellent

Fri

12 Sep

33 Excellent

Sat

13 Sep

31 Excellent

Sun

14 Sep

35 Excellent

Mon

15 Sep

34 Excellent

Tue

16 Sep

28 Excellent

Monthly Average AQI (Sandu)

2020/09 - 2025/08

Air quality in the last 12 months (Sandu)

2025/08
18
19
21
27
22
12
10
11
17
18
16
19
22
20
11
9
11
14
9
9
11
11
13
14
13
14
13
13
18
15
16
2025/07
10
9
10
12
14
18
20
22
23
17
13
21
18
13
10
14
18
25
24
24
14
7
7
10
11
12
17
20
18
20
16
2025/06
17
8
12
21
29
25
23
29
30
18
18
21
14
11
19
19
10
10
10
7
8
11
9
12
14
15
12
8
10
9
2025/05
31
44
35
16
20
22
18
28
19
17
23
27
28
39
35
23
34
31
34
15
17
18
19
46
29
14
13
11
12
18
13
2025/04
29
44
56
58
56
57
82
72
73
63
55
62
160
88
65
71
63
60
28
26
35
21
40
19
25
26
19
25
35
19
2025/03
33
29
54
21
11
18
24
30
27
18
22
34
23
14
9
23
32
20
26
33
43
54
66
57
62
67
70
72
16
11
26
2025/02
11
8
26
42
47
21
19
53
55
45
48
41
48
23
17
35
28
18
11
8
17
10
14
33
20
29
21
26
2025/01
77
79
68
88
83
69
74
48
25
39
45
44
47
65
64
67
60
64
72
66
79
89
109
94
24
13
35
44
84
50
34
2024/12
46
62
66
72
22
12
12
37
28
12
16
40
51
44
40
45
59
54
67
82
81
85
90
80
78
76
64
60
69
82
57
2024/11
39
41
48
54
55
57
48
41
47
43
42
42
50
54
55
58
40
11
9
10
12
17
28
30
22
15
26
26
26
33
2024/10
8
18
38
34
37
49
45
29
26
32
44
53
56
18
19
22
17
18
14
11
21
13
19
19
19
26
24
30
31
34
40
2024/09
17
15
12
13
26
32
21
13
13
15
21
26
28
25
21
21
23
24
24
24
20
17
24
30
33
40
40
39
26
19
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
Air quality source: CNEMC

*: primary pollution