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
20 Apr
Mon
21 Apr
Tue
22 Apr
Wed
23 Apr
Thu
24 Apr
Fri
25 Apr
Sat
26 Apr
Real-time AQI (Monitoring Station in Sanya)
河东子站
2711
PM2.5
27
PM10
33
O3
0.3
CO
4
SO2
3
NO2
河西子站
2210
PM2.5
22
PM10
29
O3
0.2
CO
2
SO2
9
NO2
君悦子站
3410
PM2.5
34
PM10
35
O3
0.2
CO
3
SO2
5
NO2
Air quality in the last 12 months (Sanya)
|
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
|
|
2024/06
|
15
|
19
|
17
|
23
|
27
|
20
|
22
|
15
|
22
|
19
|
24
|
22
|
23
|
23
|
31
|
29
|
25
|
23
|
22
|
22
|
18
|
10
|
10
|
16
|
21
|
15
|
14
|
14
|
16
|
22
|
|
|
2024/05
|
28
|
19
|
18
|
22
|
26
|
24
|
18
|
19
|
28
|
25
|
24
|
24
|
21
|
14
|
16
|
24
|
22
|
14
|
16
|
18
|
15
|
12
|
15
|
17
|
14
|
20
|
24
|
22
|
26
|
20
|
15
|
|
2024/04
|
24
|
28
|
28
|
27
|
23
|
27
|
27
|
23
|
33
|
32
|
30
|
35
|
30
|
29
|
26
|
23
|
25
|
23
|
26
|
26
|
27
|
23
|
23
|
23
|
19
|
28
|
34
|
28
|
24
|
24
|
|
|
2024/03
|
17
|
11
|
15
|
26
|
37
|
45
|
34
|
12
|
34
|
39
|
39
|
24
|
24
|
34
|
43
|
35
|
27
|
30
|
27
|
19
|
37
|
45
|
35
|
31
|
31
|
32
|
37
|
28
|
26
|
22
|
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
*: primary pollution