Air Quality
Excellent
No health implications.
22
PM2.5
39
PM10
26
O3
0.4
CO
2
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Feb
63
Good
Mon
16 Feb
59
Good
Tue
17 Feb
114
Light
Wed
18 Feb
58
Good
Thu
19 Feb
57
Good
Fri
20 Feb
37
Excellent
Sat
21 Feb
17
Excellent
Air quality in the last 12 months (Xiangcheng)
|
2026/01
|
29
|
24
|
43
|
49
|
49
|
32
|
44
|
57
|
58
|
58
|
64
|
64
|
61
|
63
|
70
|
71
|
65
|
71
|
65
|
44
|
42
|
47
|
37
|
43
|
42
|
52
|
50
|
40
|
45
|
52
|
35
|
|
2025/12
|
42
|
52
|
43
|
49
|
48
|
45
|
50
|
53
|
54
|
49
|
47
|
54
|
38
|
38
|
55
|
52
|
59
|
60
|
63
|
50
|
64
|
37
|
45
|
51
|
23
|
31
|
37
|
45
|
48
|
50
|
53
|
|
2025/11
|
30
|
48
|
42
|
18
|
19
|
30
|
39
|
39
|
49
|
25
|
29
|
12
|
13
|
30
|
48
|
51
|
47
|
41
|
25
|
40
|
44
|
57
|
53
|
54
|
43
|
66
|
59
|
69
|
74
|
56
|
|
|
2025/10
|
44
|
30
|
38
|
39
|
32
|
28
|
38
|
36
|
36
|
34
|
36
|
38
|
33
|
36
|
31
|
34
|
41
|
34
|
31
|
18
|
15
|
15
|
24
|
26
|
29
|
39
|
49
|
40
|
21
|
36
|
42
|
|
2025/09
|
37
|
27
|
29
|
34
|
36
|
29
|
15
|
14
|
16
|
21
|
21
|
31
|
31
|
35
|
30
|
30
|
26
|
18
|
19
|
11
|
20
|
20
|
15
|
13
|
20
|
25
|
30
|
31
|
38
|
47
|
|
|
2025/08
|
24
|
26
|
21
|
13
|
15
|
25
|
29
|
33
|
27
|
15
|
14
|
26
|
21
|
10
|
18
|
20
|
26
|
19
|
17
|
18
|
23
|
19
|
27
|
25
|
28
|
17
|
15
|
23
|
24
|
27
|
33
|
|
2025/07
|
30
|
22
|
29
|
32
|
13
|
21
|
28
|
33
|
33
|
14
|
11
|
23
|
35
|
25
|
28
|
32
|
35
|
25
|
20
|
16
|
11
|
13
|
19
|
24
|
18
|
19
|
23
|
18
|
22
|
19
|
16
|
|
2025/06
|
37
|
25
|
14
|
26
|
32
|
34
|
33
|
45
|
24
|
25
|
31
|
26
|
20
|
17
|
16
|
20
|
20
|
25
|
18
|
15
|
16
|
20
|
21
|
25
|
21
|
15
|
18
|
19
|
19
|
23
|
|
|
2025/05
|
65
|
47
|
46
|
50
|
35
|
36
|
33
|
63
|
41
|
24
|
26
|
38
|
46
|
42
|
33
|
18
|
18
|
26
|
27
|
27
|
27
|
32
|
29
|
19
|
41
|
48
|
40
|
36
|
10
|
20
|
45
|
|
2025/04
|
18
|
37
|
46
|
56
|
43
|
48
|
56
|
62
|
76
|
39
|
44
|
42
|
113
|
78
|
82
|
64
|
57
|
55
|
48
|
44
|
48
|
40
|
33
|
33
|
22
|
16
|
33
|
37
|
36
|
49
|
|
|
2025/03
|
58
|
32
|
31
|
28
|
13
|
15
|
21
|
34
|
40
|
40
|
52
|
54
|
28
|
36
|
34
|
9
|
47
|
47
|
45
|
52
|
52
|
54
|
67
|
76
|
82
|
60
|
46
|
55
|
23
|
12
|
12
|
|
2025/02
|
48
|
24
|
16
|
31
|
59
|
62
|
15
|
39
|
42
|
38
|
42
|
43
|
44
|
39
|
41
|
61
|
50
|
61
|
31
|
39
|
26
|
23
|
23
|
35
|
48
|
60
|
70
|
56
|
|||
|
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