Air Quality
Excellent
No health implications.
8
PM2.5
18
PM10
93
O3
0.6
CO
6
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Apr
52
Good
Fri
19 Apr
51
Good
Sat
20 Apr
51
Good
Sun
21 Apr
45
Excellent
Mon
22 Apr
45
Excellent
Tue
23 Apr
48
Excellent
Wed
24 Apr
49
Excellent
Air quality in the last 12 months (Tunxi)
|
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
|
||
|
2024/01
|
107
|
101
|
68
|
53
|
56
|
49
|
85
|
133
|
99
|
81
|
72
|
56
|
51
|
57
|
124
|
60
|
64
|
60
|
28
|
17
|
53
|
47
|
37
|
38
|
37
|
48
|
55
|
55
|
67
|
69
|
48
|
|
2023/12
|
39
|
43
|
51
|
50
|
50
|
55
|
59
|
54
|
55
|
54
|
43
|
16
|
31
|
57
|
28
|
40
|
45
|
31
|
27
|
51
|
56
|
49
|
42
|
53
|
52
|
54
|
54
|
63
|
68
|
76
|
86
|
|
2023/11
|
42
|
39
|
43
|
52
|
46
|
24
|
32
|
35
|
31
|
23
|
18
|
20
|
65
|
53
|
44
|
47
|
65
|
54
|
42
|
42
|
39
|
43
|
54
|
58
|
47
|
52
|
54
|
52
|
56
|
62
|
|
|
2023/10
|
34
|
38
|
39
|
25
|
38
|
32
|
21
|
18
|
32
|
40
|
40
|
44
|
40
|
42
|
46
|
51
|
44
|
45
|
49
|
30
|
32
|
38
|
41
|
40
|
53
|
57
|
54
|
60
|
63
|
47
|
44
|
|
2023/09
|
33
|
33
|
33
|
34
|
30
|
28
|
30
|
33
|
39
|
42
|
47
|
54
|
34
|
17
|
19
|
17
|
25
|
29
|
28
|
25
|
19
|
19
|
20
|
25
|
30
|
37
|
48
|
36
|
41
|
31
|
|
|
2023/08
|
22
|
23
|
25
|
26
|
28
|
29
|
29
|
28
|
37
|
39
|
36
|
35
|
31
|
33
|
37
|
31
|
30
|
29
|
28
|
24
|
28
|
22
|
28
|
36
|
40
|
36
|
24
|
20
|
22
|
25
|
24
|
|
2023/07
|
25
|
30
|
27
|
24
|
22
|
30
|
28
|
28
|
26
|
29
|
34
|
30
|
29
|
31
|
31
|
33
|
28
|
24
|
24
|
17
|
21
|
18
|
22
|
25
|
27
|
24
|
16
|
13
|
17
|
20
|
25
|
|
2023/06
|
31
|
47
|
55
|
53
|
45
|
37
|
33
|
32
|
38
|
39
|
44
|
53
|
46
|
51
|
44
|
41
|
26
|
29
|
24
|
21
|
27
|
44
|
30
|
19
|
17
|
17
|
22
|
24
|
26
|
27
|
|
|
2023/05
|
50
|
43
|
40
|
38
|
23
|
23
|
30
|
36
|
42
|
41
|
44
|
38
|
44
|
50
|
49
|
61
|
32
|
38
|
46
|
57
|
42
|
37
|
67
|
45
|
34
|
37
|
41
|
40
|
37
|
33
|
26
|
|
2023/04
|
29
|
38
|
43
|
33
|
24
|
27
|
42
|
44
|
42
|
43
|
54
|
95
|
81
|
32
|
67
|
71
|
56
|
49
|
36
|
28
|
33
|
45
|
29
|
21
|
25
|
31
|
31
|
40
|
97
|
91
|
|
|
2023/03
|
64
|
64
|
59
|
50
|
51
|
47
|
46
|
51
|
51
|
46
|
44
|
70
|
60
|
41
|
49
|
74
|
36
|
25
|
29
|
43
|
38
|
28
|
20
|
43
|
38
|
42
|
65
|
61
|
46
|
39
|
25
|
|
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