Air Quality
Excellent
No health implications.
15
PM2.5
27
PM10
66
O3
0.3
CO
5
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Oct
98
Good
Mon
20 Oct
95
Good
Tue
21 Oct
67
Good
Wed
22 Oct
67
Good
Thu
23 Oct
64
Good
Fri
24 Oct
44
Excellent
Sat
25 Oct
42
Excellent
Air quality in the last 12 months (Qiongshan)
|
2025/08
|
25
|
28
|
33
|
33
|
26
|
28
|
30
|
23
|
26
|
22
|
20
|
22
|
22
|
19
|
17
|
15
|
19
|
8
|
17
|
21
|
22
|
16
|
15
|
20
|
19
|
17
|
13
|
14
|
19
|
15
|
13
|
|
2025/07
|
15
|
11
|
13
|
11
|
16
|
17
|
17
|
22
|
25
|
25
|
21
|
21
|
26
|
28
|
27
|
26
|
26
|
29
|
17
|
11
|
10
|
17
|
23
|
16
|
17
|
17
|
22
|
16
|
20
|
19
|
19
|
|
2025/06
|
22
|
22
|
27
|
25
|
12
|
14
|
19
|
23
|
19
|
21
|
20
|
17
|
13
|
15
|
22
|
20
|
24
|
19
|
17
|
18
|
17
|
14
|
15
|
15
|
11
|
9
|
12
|
19
|
16
|
16
|
|
|
2025/05
|
26
|
23
|
31
|
27
|
23
|
25
|
22
|
16
|
27
|
21
|
28
|
37
|
29
|
18
|
12
|
18
|
15
|
21
|
18
|
21
|
21
|
16
|
18
|
14
|
31
|
42
|
32
|
22
|
16
|
12
|
12
|
|
2025/04
|
25
|
37
|
32
|
35
|
41
|
32
|
46
|
38
|
38
|
39
|
29
|
33
|
149
|
171
|
151
|
124
|
80
|
52
|
37
|
27
|
25
|
27
|
32
|
31
|
29
|
29
|
19
|
28
|
35
|
34
|
|
|
2025/03
|
29
|
24
|
31
|
25
|
23
|
13
|
13
|
24
|
39
|
52
|
43
|
30
|
25
|
20
|
24
|
20
|
36
|
43
|
53
|
51
|
45
|
44
|
38
|
42
|
43
|
37
|
33
|
29
|
20
|
9
|
19
|
|
2025/02
|
34
|
18
|
33
|
23
|
28
|
38
|
43
|
34
|
54
|
42
|
35
|
30
|
38
|
25
|
20
|
21
|
36
|
51
|
46
|
38
|
39
|
27
|
32
|
29
|
31
|
45
|
41
|
28
|
|||
|
2025/01
|
64
|
51
|
65
|
55
|
61
|
70
|
50
|
54
|
69
|
63
|
46
|
43
|
44
|
44
|
43
|
56
|
61
|
51
|
51
|
59
|
44
|
56
|
52
|
42
|
32
|
34
|
35
|
34
|
52
|
51
|
51
|
|
2024/12
|
41
|
34
|
34
|
33
|
39
|
44
|
54
|
38
|
39
|
32
|
34
|
46
|
41
|
41
|
57
|
42
|
41
|
46
|
46
|
53
|
48
|
47
|
54
|
55
|
49
|
46
|
68
|
67
|
59
|
49
|
58
|
|
2024/11
|
51
|
44
|
36
|
36
|
43
|
48
|
54
|
46
|
52
|
51
|
45
|
45
|
50
|
53
|
44
|
42
|
24
|
30
|
26
|
9
|
16
|
28
|
39
|
33
|
30
|
29
|
36
|
39
|
41
|
46
|
|
|
2024/10
|
29
|
32
|
43
|
46
|
38
|
40
|
39
|
53
|
61
|
52
|
39
|
35
|
31
|
23
|
19
|
15
|
15
|
18
|
19
|
27
|
32
|
39
|
29
|
35
|
40
|
47
|
27
|
29
|
24
|
34
|
42
|
|
2024/09
|
14
|
16
|
18
|
26
|
29
|
21
|
20
|
29
|
24
|
18
|
14
|
19
|
24
|
19
|
29
|
28
|
23
|
24
|
21
|
14
|
15
|
13
|
16
|
19
|
21
|
30
|
27
|
22
|
20
|
18
|
|
|
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