Guizhou - China   2025-04-19   Saturday   26.26N, 107.52E

Qiannan Prefecture

Guizhou - China
2025-04-19

Air Quality

Excellent

No health implications.

8

PM2.5

16

PM10

139

O3

0.5

CO

5

SO2

6

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

19 Apr

73 Good

Sun

20 Apr

89 Good

Mon

21 Apr

85 Good

Tue

22 Apr

74 Good

Wed

23 Apr

58 Good

Thu

24 Apr

54 Good

Fri

25 Apr

27 Excellent

Real-time AQI (Monitoring Station in Qiannan Prefecture)

小围寨

43

9

PM2.5

14

PM10

136

O3

0.4

CO

5

SO2

5

NO2

沙坝

45

7

PM2.5

17

PM10

142

O3

0.5

CO

5

SO2

6

NO2

Monthly Average AQI (Qiannan Prefecture)

2020/03 - 2025/02

Air quality in the last 12 months (Qiannan Prefecture)

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
2024/08
6
7
7
9
11
12
14
14
15
16
13
38
37
27
27
25
21
21
18
15
14
9
7
8
8
11
12
17
30
22
15
2024/07
10
13
7
7
7
7
8
9
12
11
8
9
11
8
8
8
8
7
6
6
7
11
7
9
12
21
16
11
7
7
7
2024/06
19
17
6
7
8
9
7
9
6
7
7
14
12
16
22
11
6
6
11
15
16
11
8
15
10
6
6
7
7
8
2024/05
12
9
6
14
16
29
17
17
17
8
15
20
26
30
35
27
29
11
13
17
6
23
21
19
26
15
14
24
16
8
15
2024/04
36
46
38
11
12
11
11
17
25
28
25
27
47
52
61
57
29
19
18
15
36
42
22
25
24
21
20
31
52
12
2024/03
48
44
39
18
26
26
53
43
42
49
41
36
27
17
15
20
33
13
30
57
55
48
24
36
28
18
43
24
27
38
49
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