Air Quality
Excellent
No health implications.
16
PM2.5
30
PM10
64
O3
0.3
CO
10
SO2
2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Mar
48
Excellent
Fri
13 Mar
47
Excellent
Sat
14 Mar
42
Excellent
Sun
15 Mar
52
Good
Mon
16 Mar
50
Excellent
Tue
17 Mar
45
Excellent
Wed
18 Mar
34
Excellent
Air quality in the last 12 months (Tongren)
|
2026/02
|
63
|
63
|
66
|
76
|
59
|
60
|
55
|
43
|
69
|
73
|
50
|
37
|
32
|
40
|
62
|
60
|
94
|
55
|
50
|
29
|
51
|
43
|
84
|
46
|
46
|
52
|
56
|
62
|
|||
|
2026/01
|
52
|
62
|
69
|
59
|
59
|
50
|
26
|
30
|
40
|
22
|
28
|
30
|
27
|
46
|
36
|
35
|
38
|
62
|
65
|
58
|
55
|
54
|
33
|
36
|
134
|
117
|
69
|
84
|
96
|
69
|
66
|
|
2025/12
|
28
|
41
|
45
|
38
|
33
|
48
|
41
|
54
|
46
|
39
|
41
|
142
|
61
|
35
|
36
|
38
|
33
|
35
|
54
|
51
|
48
|
60
|
63
|
54
|
49
|
37
|
30
|
29
|
27
|
32
|
54
|
|
2025/11
|
48
|
52
|
45
|
36
|
41
|
38
|
52
|
86
|
77
|
53
|
41
|
50
|
31
|
44
|
36
|
40
|
60
|
45
|
37
|
36
|
34
|
45
|
40
|
85
|
53
|
66
|
38
|
28
|
31
|
32
|
|
|
2025/10
|
16
|
25
|
29
|
51
|
31
|
29
|
18
|
24
|
26
|
26
|
26
|
27
|
26
|
29
|
32
|
32
|
34
|
37
|
43
|
45
|
39
|
30
|
29
|
35
|
37
|
39
|
31
|
32
|
33
|
42
|
56
|
|
2025/09
|
28
|
22
|
34
|
30
|
39
|
51
|
59
|
47
|
41
|
35
|
26
|
27
|
35
|
48
|
34
|
82
|
35
|
17
|
23
|
37
|
31
|
23
|
29
|
35
|
37
|
29
|
30
|
24
|
26
|
32
|
|
|
2025/08
|
40
|
37
|
33
|
15
|
22
|
24
|
22
|
20
|
23
|
27
|
26
|
27
|
31
|
29
|
23
|
29
|
33
|
29
|
25
|
28
|
13
|
19
|
19
|
27
|
28
|
22
|
13
|
16
|
17
|
25
|
30
|
|
2025/07
|
30
|
23
|
26
|
21
|
22
|
20
|
29
|
34
|
32
|
28
|
28
|
27
|
30
|
31
|
41
|
34
|
30
|
28
|
46
|
19
|
20
|
26
|
28
|
28
|
23
|
21
|
28
|
30
|
26
|
25
|
47
|
|
2025/06
|
21
|
22
|
25
|
22
|
26
|
37
|
36
|
37
|
19
|
35
|
26
|
29
|
34
|
34
|
35
|
34
|
41
|
39
|
38
|
33
|
24
|
18
|
19
|
21
|
24
|
29
|
26
|
27
|
23
|
22
|
|
|
2025/05
|
26
|
45
|
165
|
87
|
49
|
60
|
94
|
91
|
46
|
32
|
23
|
37
|
52
|
28
|
18
|
26
|
28
|
37
|
29
|
29
|
34
|
58
|
56
|
45
|
33
|
31
|
34
|
29
|
42
|
71
|
57
|
|
2025/04
|
96
|
89
|
68
|
111
|
92
|
65
|
74
|
109
|
68
|
61
|
84
|
28
|
29
|
40
|
58
|
60
|
62
|
94
|
67
|
82
|
109
|
76
|
61
|
45
|
33
|
34
|
31
|
39
|
39
|
39
|
|
|
2025/03
|
60
|
53
|
52
|
47
|
52
|
71
|
82
|
54
|
41
|
49
|
102
|
127
|
71
|
42
|
55
|
46
|
48
|
53
|
59
|
56
|
50
|
62
|
54
|
33
|
33
|
210
|
165
|
61
|
79
|
87
|
92
|
|
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