Guizhou - China   2025-07-09   Wednesday   27.75N, 106.93E

Huichuan

Guizhou - China
2025-07-09

Air Quality

Excellent

No health implications.

8

PM2.5

15

PM10

38

O3

0.3

CO

2

SO2

12

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

9 Jul

54 Good

Thu

10 Jul

50 Excellent

Fri

11 Jul

55 Good

Sat

12 Jul

46 Excellent

Sun

13 Jul

39 Excellent

Mon

14 Jul

43 Excellent

Tue

15 Jul

36 Excellent

Huichuan Air quality rank

Monthly Average AQI (Huichuan)

2020/07 - 2025/06

Air quality in the last 12 months (Huichuan)

2025/06
18
22
23
29
22
27
37
37
26
29
34
32
34
31
32
28
23
23
18
21
30
22
22
22
25
19
26
23
24
29
2025/05
36
50
43
30
31
25
26
20
30
36
41
33
40
45
41
44
33
34
45
45
28
22
29
35
38
42
24
19
22
24
17
2025/04
50
57
55
60
62
69
62
75
75
65
63
118
214
92
75
68
51
57
35
23
35
31
32
24
36
33
22
30
33
17
2025/03
51
92
60
37
34
39
44
42
45
46
39
65
58
44
38
40
36
33
39
47
60
65
69
60
68
59
65
65
33
35
46
2025/02
41
29
40
44
50
37
36
54
48
60
59
78
53
31
40
46
47
47
37
32
36
32
42
42
35
54
49
60
2025/01
82
81
86
79
95
85
59
54
39
47
53
47
50
73
62
73
61
59
55
85
85
86
92
56
32
35
44
56
163
62
47
2024/12
70
82
50
40
28
37
36
43
30
24
34
42
54
56
51
58
60
64
70
87
102
65
63
71
78
61
83
74
75
47
67
2024/11
49
34
51
47
47
55
55
52
46
40
46
48
59
45
61
46
28
24
23
25
22
29
28
20
27
26
31
35
34
51
2024/10
25
25
32
35
35
38
40
30
31
47
54
51
31
23
25
22
20
28
22
20
18
21
26
27
38
36
50
41
40
41
54
2024/09
26
25
22
22
22
33
30
21
21
24
30
32
29
30
21
36
24
24
26
33
28
22
35
35
38
51
39
35
25
26
2024/08
14
13
13
14
16
18
17
18
19
16
42
54
33
27
25
23
24
24
23
22
22
21
18
16
21
21
24
23
24
22
25
2024/07
18
20
14
17
18
17
18
19
18
18
19
18
17
18
15
16
21
18
13
14
14
14
17
16
16
24
26
21
15
15
14
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