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
28 May
Thu
29 May
Fri
30 May
Sat
31 May
Sun
1 Jun
Mon
2 Jun
Tue
3 Jun
Real-time AQI (Monitoring Station in Tongren)
铜仁卫校
213
PM2.5
15
PM10
67
O3
0.2
CO
2
SO2
6
NO2
铜仁七中
253
PM2.5
12
PM10
78
O3
0.3
CO
3
SO2
1
NO2
Air quality in the last 12 months (Tongren)
|
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
|
|
2024/11
|
38
|
50
|
53
|
48
|
60
|
54
|
43
|
46
|
51
|
42
|
32
|
48
|
65
|
65
|
99
|
77
|
14
|
14
|
13
|
15
|
23
|
23
|
58
|
31
|
19
|
21
|
27
|
31
|
30
|
41
|
|
|
2024/10
|
14
|
24
|
30
|
28
|
40
|
49
|
42
|
29
|
32
|
35
|
52
|
70
|
56
|
25
|
34
|
25
|
31
|
28
|
20
|
15
|
14
|
16
|
18
|
24
|
27
|
29
|
31
|
38
|
37
|
36
|
40
|
|
2024/09
|
26
|
20
|
24
|
22
|
35
|
32
|
35
|
29
|
22
|
21
|
27
|
29
|
19
|
19
|
31
|
35
|
31
|
28
|
27
|
27
|
27
|
17
|
23
|
27
|
28
|
34
|
41
|
33
|
47
|
46
|
|
|
2024/08
|
15
|
21
|
20
|
16
|
17
|
19
|
19
|
21
|
20
|
22
|
29
|
46
|
36
|
31
|
34
|
33
|
25
|
21
|
18
|
20
|
22
|
21
|
17
|
15
|
15
|
18
|
19
|
15
|
16
|
19
|
21
|
|
2024/07
|
13
|
17
|
15
|
16
|
13
|
13
|
14
|
15
|
16
|
19
|
18
|
18
|
18
|
20
|
17
|
17
|
15
|
16
|
14
|
15
|
16
|
18
|
18
|
16
|
18
|
24
|
21
|
20
|
15
|
19
|
18
|
|
2024/06
|
17
|
15
|
19
|
12
|
13
|
14
|
15
|
13
|
13
|
12
|
14
|
13
|
17
|
13
|
17
|
16
|
14
|
13
|
14
|
19
|
19
|
17
|
16
|
14
|
18
|
15
|
12
|
19
|
14
|
15
|
|
|
2024/05
|
13
|
15
|
11
|
12
|
15
|
25
|
22
|
29
|
23
|
26
|
15
|
28
|
22
|
29
|
40
|
48
|
37
|
14
|
12
|
11
|
17
|
27
|
23
|
19
|
19
|
19
|
14
|
23
|
12
|
13
|
15
|
|
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