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
29 Aug
Sat
30 Aug
Sun
31 Aug
Mon
1 Sep
Tue
2 Sep
Wed
3 Sep
Thu
4 Sep
Real-time AQI (Monitoring Station in Sanya)
河东子站
178
PM2.5
17
PM10
4
O3
0.6
CO
3
SO2
2
NO2
河西子站
173
PM2.5
17
PM10
7
O3
0.4
CO
3
SO2
11
NO2
君悦子站
183
PM2.5
18
PM10
8
O3
0.4
CO
3
SO2
10
NO2
Air quality in the last 12 months (Sanya)
|
2025/06
|
20
|
21
|
21
|
22
|
18
|
16
|
19
|
22
|
21
|
24
|
18
|
12
|
22
|
16
|
19
|
23
|
22
|
18
|
17
|
16
|
15
|
13
|
12
|
16
|
11
|
10
|
14
|
12
|
19
|
20
|
|
|
2025/05
|
25
|
20
|
24
|
20
|
17
|
18
|
18
|
15
|
23
|
17
|
15
|
26
|
19
|
12
|
14
|
12
|
15
|
18
|
15
|
18
|
17
|
11
|
11
|
13
|
15
|
18
|
11
|
15
|
15
|
18
|
15
|
|
2025/04
|
14
|
20
|
30
|
31
|
31
|
22
|
26
|
27
|
26
|
26
|
25
|
25
|
36
|
105
|
102
|
100
|
83
|
42
|
25
|
20
|
20
|
21
|
20
|
21
|
21
|
18
|
11
|
19
|
19
|
24
|
|
|
2025/03
|
23
|
19
|
20
|
18
|
18
|
14
|
14
|
16
|
27
|
30
|
29
|
26
|
19
|
17
|
17
|
17
|
14
|
17
|
31
|
44
|
44
|
38
|
34
|
34
|
34
|
26
|
26
|
19
|
22
|
17
|
18
|
|
2025/02
|
23
|
17
|
20
|
16
|
23
|
32
|
32
|
16
|
35
|
38
|
25
|
19
|
27
|
16
|
11
|
14
|
22
|
38
|
48
|
36
|
37
|
23
|
16
|
16
|
19
|
29
|
32
|
27
|
|||
|
2025/01
|
49
|
43
|
44
|
44
|
48
|
56
|
44
|
40
|
43
|
59
|
44
|
49
|
38
|
19
|
23
|
53
|
56
|
48
|
44
|
44
|
38
|
35
|
36
|
30
|
25
|
23
|
21
|
37
|
44
|
37
|
30
|
|
2024/12
|
36
|
30
|
28
|
27
|
30
|
34
|
39
|
42
|
26
|
28
|
19
|
23
|
16
|
26
|
49
|
41
|
37
|
39
|
45
|
43
|
43
|
43
|
28
|
38
|
31
|
17
|
18
|
41
|
53
|
40
|
39
|
|
2024/11
|
33
|
37
|
16
|
14
|
32
|
35
|
29
|
42
|
42
|
32
|
22
|
24
|
33
|
29
|
23
|
26
|
23
|
20
|
24
|
11
|
14
|
17
|
17
|
14
|
22
|
23
|
22
|
33
|
39
|
35
|
|
|
2024/10
|
17
|
29
|
32
|
38
|
37
|
30
|
16
|
42
|
53
|
43
|
29
|
29
|
25
|
17
|
13
|
12
|
12
|
14
|
16
|
19
|
21
|
27
|
34
|
30
|
35
|
25
|
23
|
14
|
9
|
8
|
25
|
|
2024/09
|
12
|
14
|
15
|
20
|
26
|
17
|
28
|
26
|
24
|
17
|
15
|
15
|
16
|
12
|
17
|
18
|
17
|
17
|
11
|
12
|
17
|
12
|
10
|
11
|
16
|
14
|
15
|
14
|
13
|
12
|
|
|
2024/08
|
20
|
18
|
17
|
18
|
20
|
19
|
17
|
17
|
18
|
20
|
23
|
21
|
17
|
15
|
20
|
18
|
18
|
23
|
21
|
18
|
25
|
22
|
18
|
16
|
17
|
17
|
16
|
19
|
22
|
18
|
15
|
|
2024/07
|
20
|
21
|
18
|
13
|
10
|
13
|
12
|
15
|
19
|
17
|
15
|
12
|
17
|
13
|
20
|
15
|
12
|
15
|
15
|
14
|
15
|
12
|
18
|
23
|
20
|
22
|
21
|
21
|
16
|
17
|
21
|
|
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