Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Jul
Thu
16 Jul
Fri
17 Jul
Sat
18 Jul
Sun
19 Jul
Mon
20 Jul
Tue
21 Jul
Real-time AQI (Monitoring Station in Sanya)
河西子站
3515
PM2.5
35
PM10
18
O3
0.2
CO
3
SO2
15
NO2
君悦子站
2511
PM2.5
25
PM10
18
O3
0.3
CO
2
SO2
12
NO2
Air quality in the last 12 months (Sanya)
|
2026/06
|
20
|
23
|
26
|
26
|
24
|
24
|
22
|
27
|
25
|
25
|
26
|
19
|
22
|
25
|
29
|
26
|
25
|
28
|
31
|
27
|
22
|
24
|
30
|
31
|
31
|
30
|
27
|
26
|
25
|
21
|
|
|
2026/05
|
31
|
25
|
22
|
24
|
20
|
21
|
19
|
20
|
17
|
22
|
25
|
22
|
19
|
26
|
31
|
24
|
18
|
19
|
20
|
23
|
23
|
21
|
22
|
24
|
24
|
30
|
29
|
25
|
24
|
23
|
22
|
|
2026/04
|
37
|
35
|
31
|
38
|
48
|
44
|
42
|
43
|
30
|
28
|
34
|
35
|
34
|
29
|
23
|
23
|
25
|
24
|
27
|
27
|
27
|
31
|
30
|
24
|
23
|
29
|
22
|
27
|
33
|
30
|
|
|
2026/03
|
14
|
14
|
19
|
21
|
22
|
31
|
39
|
36
|
27
|
31
|
26
|
29
|
41
|
45
|
38
|
37
|
31
|
27
|
25
|
22
|
21
|
24
|
27
|
26
|
28
|
25
|
27
|
26
|
25
|
22
|
30
|
|
2026/02
|
21
|
25
|
34
|
34
|
31
|
23
|
24
|
31
|
39
|
32
|
24
|
26
|
29
|
30
|
30
|
31
|
61
|
28
|
38
|
36
|
35
|
30
|
25
|
29
|
34
|
32
|
28
|
20
|
|||
|
2026/01
|
39
|
44
|
36
|
38
|
36
|
52
|
46
|
45
|
38
|
43
|
47
|
44
|
45
|
48
|
42
|
35
|
37
|
43
|
36
|
38
|
42
|
45
|
39
|
35
|
28
|
27
|
28
|
32
|
36
|
34
|
29
|
|
2025/12
|
17
|
21
|
22
|
36
|
34
|
41
|
34
|
51
|
47
|
33
|
31
|
32
|
36
|
22
|
26
|
26
|
36
|
44
|
39
|
31
|
24
|
41
|
32
|
30
|
27
|
22
|
35
|
39
|
35
|
31
|
38
|
|
2025/11
|
29
|
23
|
11
|
19
|
16
|
16
|
22
|
20
|
17
|
27
|
33
|
29
|
30
|
34
|
26
|
30
|
32
|
41
|
25
|
31
|
36
|
39
|
34
|
36
|
46
|
48
|
48
|
50
|
46
|
30
|
|
|
2025/10
|
16
|
14
|
16
|
17
|
16
|
16
|
17
|
17
|
21
|
22
|
26
|
19
|
14
|
16
|
19
|
22
|
21
|
23
|
31
|
28
|
11
|
9
|
10
|
17
|
23
|
29
|
19
|
13
|
18
|
16
|
20
|
|
2025/09
|
17
|
16
|
19
|
13
|
15
|
12
|
22
|
19
|
21
|
19
|
17
|
16
|
18
|
12
|
15
|
18
|
16
|
17
|
23
|
23
|
23
|
22
|
25
|
25
|
26
|
14
|
18
|
24
|
30
|
21
|
|
|
2025/08
|
39
|
36
|
37
|
26
|
33
|
40
|
39
|
29
|
25
|
19
|
20
|
24
|
20
|
20
|
15
|
14
|
10
|
11
|
18
|
24
|
22
|
14
|
16
|
29
|
29
|
20
|
16
|
16
|
17
|
26
|
22
|
|
2025/07
|
16
|
11
|
12
|
16
|
18
|
16
|
15
|
21
|
22
|
26
|
26
|
20
|
22
|
23
|
22
|
19
|
18
|
20
|
19
|
17
|
22
|
19
|
17
|
14
|
17
|
20
|
16
|
15
|
20
|
20
|
29
|
|
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
*: primary pollution