Air Quality
Excellent
No health implications.
6
PM2.5
14
PM10
58
O3
0.6
CO
5
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Feb
52
Good
Sun
15 Feb
45
Excellent
Mon
16 Feb
86
Good
Tue
17 Feb
132
Light
Wed
18 Feb
56
Good
Thu
19 Feb
59
Good
Fri
20 Feb
43
Excellent
Air quality in the last 12 months (Tunxi)
|
2026/01
|
27
|
36
|
48
|
60
|
61
|
55
|
50
|
42
|
48
|
50
|
53
|
54
|
60
|
46
|
49
|
54
|
75
|
78
|
52
|
20
|
50
|
58
|
50
|
49
|
54
|
51
|
25
|
51
|
58
|
37
|
14
|
|
2025/12
|
53
|
80
|
60
|
56
|
53
|
54
|
57
|
65
|
62
|
61
|
61
|
73
|
40
|
45
|
44
|
48
|
64
|
102
|
70
|
82
|
44
|
46
|
55
|
17
|
56
|
63
|
51
|
44
|
46
|
57
|
58
|
|
2025/11
|
38
|
46
|
57
|
49
|
25
|
24
|
23
|
20
|
13
|
42
|
39
|
29
|
42
|
40
|
53
|
64
|
41
|
33
|
38
|
42
|
44
|
48
|
51
|
62
|
75
|
67
|
90
|
82
|
60
|
50
|
|
|
2025/10
|
29
|
35
|
38
|
33
|
33
|
33
|
37
|
43
|
38
|
33
|
35
|
45
|
46
|
25
|
33
|
25
|
29
|
17
|
15
|
23
|
21
|
31
|
32
|
33
|
36
|
45
|
37
|
45
|
43
|
31
|
26
|
|
2025/09
|
18
|
20
|
23
|
30
|
35
|
26
|
28
|
31
|
16
|
22
|
23
|
25
|
24
|
24
|
27
|
35
|
31
|
24
|
26
|
18
|
19
|
26
|
28
|
19
|
20
|
26
|
32
|
39
|
38
|
31
|
|
|
2025/08
|
26
|
31
|
27
|
26
|
22
|
14
|
17
|
21
|
26
|
32
|
34
|
23
|
18
|
17
|
17
|
20
|
22
|
24
|
24
|
24
|
21
|
19
|
22
|
32
|
31
|
23
|
24
|
21
|
24
|
27
|
27
|
|
2025/07
|
19
|
20
|
21
|
25
|
27
|
21
|
21
|
17
|
14
|
21
|
19
|
13
|
13
|
22
|
25
|
25
|
27
|
28
|
17
|
10
|
10
|
10
|
10
|
13
|
18
|
15
|
13
|
16
|
17
|
16
|
14
|
|
2025/06
|
10
|
11
|
18
|
30
|
29
|
28
|
29
|
14
|
13
|
15
|
13
|
17
|
16
|
12
|
9
|
26
|
29
|
16
|
19
|
19
|
16
|
10
|
12
|
16
|
22
|
24
|
21
|
17
|
16
|
25
|
|
|
2025/05
|
41
|
45
|
51
|
51
|
19
|
84
|
128
|
43
|
14
|
35
|
33
|
34
|
36
|
37
|
53
|
30
|
18
|
39
|
26
|
20
|
18
|
22
|
11
|
55
|
52
|
44
|
48
|
40
|
18
|
24
|
31
|
|
2025/04
|
25
|
35
|
51
|
54
|
55
|
51
|
46
|
50
|
55
|
50
|
45
|
137
|
106
|
95
|
46
|
40
|
56
|
60
|
52
|
58
|
40
|
15
|
37
|
33
|
26
|
39
|
23
|
33
|
47
|
50
|
|
|
2025/03
|
41
|
43
|
17
|
16
|
30
|
48
|
46
|
50
|
65
|
71
|
65
|
40
|
25
|
31
|
17
|
39
|
33
|
34
|
40
|
29
|
34
|
40
|
49
|
52
|
50
|
60
|
49
|
66
|
40
|
57
|
33
|
|
2025/02
|
18
|
16
|
61
|
48
|
37
|
50
|
63
|
36
|
35
|
39
|
55
|
60
|
100
|
100
|
62
|
38
|
49
|
36
|
36
|
20
|
16
|
21
|
36
|
54
|
54
|
35
|
40
|
39
|
|||
|
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