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 Dec
Tue
23 Dec
Wed
24 Dec
Thu
25 Dec
Fri
26 Dec
Sat
27 Dec
Sun
28 Dec
Real-time AQI (Monitoring Station in Tongren)
铜仁卫校
4325
PM2.5
43
PM10
54
O3
0.5
CO
1
SO2
11
NO2
铜仁七中
4028
PM2.5
31
PM10
55
O3
0.6
CO
1
SO2
11
NO2
Air quality in the last 12 months (Tongren)
|
2025/11
|
29
|
21
|
18
|
16
|
19
|
13
|
17
|
13
|
13
|
18
|
27
|
31
|
31
|
35
|
35
|
38
|
45
|
24
|
25
|
31
|
29
|
32
|
39
|
35
|
41
|
43
|
45
|
46
|
44
|
45
|
|
|
2025/10
|
25
|
20
|
23
|
24
|
25
|
28
|
22
|
23
|
25
|
26
|
26
|
33
|
31
|
16
|
20
|
16
|
16
|
14
|
13
|
12
|
13
|
26
|
33
|
32
|
48
|
39
|
27
|
29
|
40
|
36
|
31
|
|
2025/09
|
20
|
19
|
21
|
24
|
24
|
35
|
23
|
29
|
21
|
27
|
30
|
30
|
26
|
27
|
23
|
21
|
22
|
25
|
18
|
14
|
22
|
25
|
17
|
16
|
19
|
16
|
18
|
24
|
27
|
18
|
|
|
2025/08
|
24
|
22
|
25
|
24
|
27
|
19
|
17
|
16
|
19
|
17
|
23
|
15
|
21
|
20
|
16
|
19
|
20
|
23
|
20
|
17
|
14
|
16
|
19
|
19
|
17
|
20
|
19
|
20
|
25
|
26
|
22
|
|
2025/07
|
18
|
17
|
20
|
19
|
22
|
23
|
20
|
24
|
29
|
27
|
23
|
30
|
26
|
23
|
20
|
18
|
21
|
23
|
24
|
28
|
17
|
14
|
15
|
17
|
17
|
22
|
25
|
21
|
21
|
18
|
19
|
|
2025/06
|
21
|
20
|
27
|
24
|
29
|
32
|
27
|
24
|
26
|
29
|
27
|
24
|
25
|
21
|
23
|
26
|
21
|
16
|
16
|
17
|
17
|
22
|
20
|
24
|
19
|
18
|
19
|
17
|
21
|
24
|
|
|
2025/05
|
29
|
39
|
38
|
42
|
31
|
39
|
39
|
32
|
22
|
25
|
22
|
30
|
36
|
49
|
47
|
24
|
42
|
35
|
41
|
39
|
27
|
29
|
30
|
42
|
40
|
23
|
22
|
15
|
20
|
26
|
30
|
|
2025/04
|
34
|
42
|
46
|
60
|
61
|
56
|
53
|
59
|
52
|
45
|
48
|
41
|
87
|
71
|
59
|
59
|
56
|
50
|
34
|
32
|
40
|
37
|
37
|
24
|
29
|
28
|
23
|
24
|
41
|
22
|
|
|
2025/03
|
44
|
37
|
16
|
23
|
25
|
28
|
34
|
30
|
37
|
38
|
43
|
55
|
65
|
36
|
16
|
36
|
43
|
33
|
33
|
31
|
40
|
50
|
47
|
47
|
53
|
59
|
65
|
63
|
44
|
32
|
28
|
|
2025/02
|
25
|
19
|
43
|
47
|
60
|
63
|
50
|
68
|
46
|
44
|
48
|
67
|
67
|
39
|
36
|
47
|
34
|
33
|
35
|
40
|
100
|
36
|
55
|
90
|
42
|
37
|
40
|
39
|
|||
|
2025/01
|
89
|
109
|
103
|
130
|
107
|
69
|
66
|
55
|
49
|
57
|
62
|
68
|
64
|
63
|
70
|
67
|
85
|
98
|
83
|
94
|
114
|
139
|
147
|
119
|
22
|
29
|
48
|
95
|
181
|
89
|
46
|
|
2024/12
|
48
|
46
|
86
|
83
|
24
|
43
|
46
|
46
|
56
|
29
|
38
|
68
|
72
|
53
|
49
|
50
|
75
|
80
|
78
|
87
|
99
|
81
|
58
|
69
|
77
|
75
|
80
|
102
|
102
|
114
|
75
|
|
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