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
8 May
Thu
9 May
Fri
10 May
Sat
11 May
Sun
12 May
Mon
13 May
Tue
14 May
Real-time AQI (Monitoring Station in Tongren)
铜仁卫校
2214
PM2.5
22
PM10
10
O3
0.1
CO
1
SO2
13
NO2
铜仁七中
177
PM2.5
17
PM10
21
O3
0.2
CO
3
SO2
6
NO2
Air quality in the last 12 months (Tongren)
|
2024/02
|
25
|
19
|
21
|
33
|
43
|
47
|
66
|
80
|
109
|
156
|
87
|
75
|
69
|
69
|
57
|
37
|
44
|
51
|
64
|
47
|
18
|
29
|
32
|
30
|
31
|
47
|
58
|
51
|
65
|
||
|
2024/01
|
72
|
57
|
53
|
67
|
78
|
95
|
97
|
119
|
111
|
77
|
81
|
73
|
91
|
78
|
138
|
82
|
44
|
20
|
17
|
26
|
57
|
45
|
59
|
69
|
78
|
65
|
55
|
67
|
67
|
64
|
50
|
|
2023/12
|
29
|
33
|
36
|
39
|
55
|
48
|
45
|
61
|
96
|
60
|
16
|
24
|
30
|
37
|
20
|
36
|
38
|
26
|
35
|
51
|
70
|
68
|
64
|
70
|
64
|
78
|
80
|
95
|
171
|
151
|
103
|
|
2023/11
|
34
|
38
|
49
|
58
|
44
|
24
|
23
|
32
|
23
|
23
|
15
|
30
|
37
|
35
|
26
|
28
|
32
|
46
|
42
|
30
|
34
|
51
|
64
|
55
|
55
|
49
|
44
|
50
|
58
|
51
|
|
|
2023/10
|
19
|
19
|
18
|
20
|
20
|
26
|
23
|
24
|
28
|
33
|
30
|
44
|
38
|
29
|
29
|
33
|
39
|
45
|
44
|
27
|
30
|
31
|
38
|
45
|
51
|
24
|
22
|
26
|
29
|
29
|
29
|
|
2023/09
|
37
|
35
|
36
|
32
|
34
|
33
|
40
|
35
|
36
|
34
|
34
|
34
|
26
|
28
|
33
|
30
|
28
|
23
|
22
|
25
|
23
|
23
|
17
|
20
|
20
|
23
|
29
|
41
|
43
|
43
|
|
|
2023/08
|
24
|
21
|
25
|
27
|
27
|
22
|
24
|
23
|
25
|
29
|
36
|
35
|
32
|
25
|
28
|
26
|
24
|
34
|
41
|
46
|
39
|
33
|
32
|
27
|
32
|
32
|
27
|
28
|
31
|
32
|
35
|
|
2023/07
|
28
|
30
|
27
|
21
|
19
|
22
|
21
|
24
|
20
|
23
|
26
|
26
|
25
|
25
|
26
|
34
|
37
|
42
|
36
|
25
|
22
|
21
|
25
|
24
|
29
|
25
|
30
|
27
|
28
|
28
|
25
|
|
2023/06
|
33
|
38
|
46
|
44
|
37
|
22
|
28
|
24
|
34
|
37
|
37
|
36
|
27
|
37
|
36
|
29
|
26
|
28
|
19
|
28
|
25
|
25
|
26
|
28
|
33
|
30
|
19
|
19
|
23
|
28
|
|
|
2023/05
|
42
|
52
|
37
|
37
|
27
|
23
|
29
|
35
|
36
|
28
|
35
|
30
|
34
|
45
|
53
|
49
|
31
|
37
|
43
|
25
|
28
|
23
|
29
|
31
|
37
|
38
|
26
|
23
|
25
|
34
|
27
|
|
2023/04
|
48
|
53
|
44
|
31
|
25
|
29
|
39
|
71
|
68
|
58
|
41
|
70
|
79
|
69
|
58
|
49
|
53
|
38
|
32
|
43
|
47
|
28
|
17
|
20
|
22
|
25
|
30
|
37
|
65
|
61
|
|
|
2023/03
|
82
|
75
|
73
|
47
|
49
|
51
|
59
|
45
|
34
|
42
|
40
|
71
|
51
|
59
|
61
|
83
|
23
|
28
|
20
|
14
|
15
|
20
|
31
|
21
|
49
|
50
|
51
|
50
|
43
|
39
|
43
|
|
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