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 Apr
Thu
23 Apr
Fri
24 Apr
Sat
25 Apr
Sun
26 Apr
Mon
27 Apr
Tue
28 Apr
Real-time AQI (Monitoring Station in Tongren)
铜仁卫校
223
PM2.5
22
PM10
59
O3
0.3
CO
4
SO2
7
NO2
铜仁七中
213
PM2.5
9
PM10
67
O3
0.2
CO
7
SO2
6
NO2
Air quality in the last 12 months (Tongren)
|
2026/03
|
15
|
20
|
36
|
35
|
34
|
43
|
46
|
19
|
22
|
39
|
36
|
43
|
56
|
58
|
37
|
21
|
18
|
20
|
30
|
40
|
32
|
27
|
26
|
21
|
22
|
20
|
22
|
27
|
27
|
21
|
33
|
|
2026/02
|
55
|
64
|
72
|
79
|
65
|
67
|
98
|
61
|
46
|
49
|
52
|
61
|
69
|
55
|
51
|
28
|
40
|
52
|
43
|
54
|
55
|
51
|
29
|
41
|
50
|
17
|
18
|
18
|
|||
|
2026/01
|
32
|
60
|
61
|
35
|
44
|
53
|
58
|
46
|
66
|
95
|
83
|
85
|
97
|
111
|
117
|
120
|
118
|
106
|
67
|
41
|
66
|
62
|
80
|
96
|
59
|
26
|
60
|
77
|
64
|
23
|
54
|
|
2025/12
|
50
|
82
|
59
|
51
|
52
|
50
|
57
|
60
|
58
|
69
|
58
|
150
|
37
|
40
|
50
|
57
|
54
|
59
|
62
|
65
|
41
|
47
|
32
|
51
|
56
|
57
|
56
|
60
|
74
|
82
|
64
|
|
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
|
|
|
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