Air Quality
Excellent
No health implications.
5
PM2.5
10
PM10
46
O3
0.5
CO
4
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Mar
42
Excellent
Sun
16 Mar
43
Excellent
Mon
17 Mar
47
Excellent
Tue
18 Mar
53
Good
Wed
19 Mar
48
Excellent
Thu
20 Mar
50
Excellent
Fri
21 Mar
30
Excellent
Air quality in the last 12 months (Tunxi)
|
2025/01
|
91
|
70
|
68
|
67
|
67
|
61
|
68
|
63
|
53
|
35
|
37
|
57
|
57
|
55
|
82
|
42
|
44
|
49
|
51
|
58
|
58
|
64
|
65
|
56
|
44
|
25
|
40
|
85
|
167
|
67
|
40
|
|
2024/12
|
45
|
47
|
58
|
61
|
37
|
43
|
71
|
71
|
48
|
47
|
17
|
62
|
71
|
82
|
60
|
45
|
55
|
65
|
49
|
48
|
63
|
67
|
59
|
64
|
64
|
82
|
112
|
75
|
58
|
64
|
72
|
|
2024/11
|
13
|
31
|
35
|
46
|
62
|
38
|
31
|
34
|
30
|
39
|
31
|
31
|
36
|
36
|
25
|
27
|
19
|
28
|
30
|
25
|
26
|
36
|
58
|
42
|
30
|
32
|
34
|
42
|
36
|
46
|
|
|
2024/10
|
20
|
34
|
25
|
27
|
31
|
22
|
11
|
27
|
38
|
45
|
50
|
54
|
47
|
43
|
28
|
16
|
22
|
28
|
18
|
24
|
31
|
27
|
45
|
35
|
36
|
29
|
13
|
33
|
47
|
32
|
28
|
|
2024/09
|
36
|
41
|
47
|
42
|
34
|
33
|
40
|
42
|
34
|
32
|
20
|
26
|
30
|
27
|
32
|
24
|
22
|
22
|
35
|
21
|
16
|
29
|
24
|
26
|
38
|
44
|
22
|
28
|
36
|
31
|
|
|
2024/08
|
20
|
24
|
29
|
31
|
31
|
32
|
34
|
35
|
38
|
39
|
37
|
34
|
22
|
17
|
29
|
39
|
42
|
46
|
27
|
24
|
18
|
31
|
35
|
35
|
36
|
45
|
40
|
24
|
33
|
35
|
34
|
|
2024/07
|
13
|
17
|
20
|
26
|
21
|
23
|
22
|
27
|
30
|
31
|
29
|
31
|
29
|
25
|
35
|
30
|
24
|
21
|
20
|
21
|
27
|
27
|
31
|
24
|
22
|
16
|
14
|
14
|
19
|
23
|
24
|
|
2024/06
|
14
|
29
|
29
|
38
|
32
|
20
|
19
|
25
|
28
|
22
|
20
|
22
|
31
|
33
|
32
|
42
|
23
|
20
|
14
|
15
|
20
|
34
|
20
|
14
|
12
|
10
|
12
|
12
|
21
|
23
|
|
|
2024/05
|
17
|
35
|
43
|
26
|
17
|
25
|
37
|
53
|
55
|
54
|
50
|
50
|
59
|
44
|
52
|
49
|
47
|
50
|
48
|
49
|
32
|
29
|
28
|
26
|
33
|
30
|
25
|
19
|
29
|
42
|
23
|
|
2024/04
|
32
|
22
|
18
|
26
|
41
|
41
|
29
|
17
|
33
|
48
|
49
|
34
|
31
|
24
|
40
|
58
|
27
|
23
|
36
|
27
|
34
|
20
|
31
|
67
|
56
|
38
|
36
|
44
|
27
|
21
|
|
|
2024/03
|
40
|
53
|
43
|
47
|
24
|
37
|
59
|
56
|
54
|
55
|
55
|
64
|
82
|
70
|
56
|
60
|
60
|
48
|
50
|
61
|
45
|
48
|
58
|
53
|
33
|
26
|
36
|
26
|
41
|
42
|
38
|
|
2024/02
|
19
|
18
|
18
|
16
|
25
|
35
|
50
|
63
|
97
|
192
|
64
|
56
|
45
|
40
|
33
|
23
|
31
|
45
|
51
|
23
|
14
|
15
|
21
|
27
|
48
|
73
|
76
|
45
|
31
|
||
|
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