No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Everyone can continue their outdoor activities normally.
Today
26 Jul
Sun
27 Jul
Mon
28 Jul
Tue
29 Jul
Wed
30 Jul
Thu
31 Jul
Fri
1 Aug
海南大学
223
PM2.5
7
PM10
70
O3
0.3
CO
3
SO2
2
NO2
秀英海南医院
253
PM2.5
12
PM10
77
O3
0.2
CO
6
SO2
6
NO2
海南师范大学
303
PM2.5
13
PM10
93
O3
0.3
CO
4
SO2
5
NO2
龙华路环保局宿舍
243
PM2.5
7
PM10
75
O3
0.2
CO
5
SO2
4
NO2
2025/06
|
22
|
22
|
29
|
24
|
11
|
16
|
20
|
23
|
21
|
23
|
20
|
17
|
14
|
15
|
20
|
19
|
24
|
19
|
17
|
18
|
17
|
15
|
15
|
15
|
13
|
11
|
12
|
17
|
16
|
17
|
|
2025/05
|
26
|
22
|
28
|
26
|
22
|
25
|
22
|
16
|
25
|
20
|
27
|
36
|
29
|
18
|
12
|
16
|
16
|
19
|
19
|
20
|
20
|
17
|
17
|
15
|
33
|
41
|
33
|
23
|
16
|
13
|
14
|
2025/04
|
23
|
36
|
31
|
34
|
40
|
31
|
43
|
37
|
37
|
36
|
28
|
34
|
150
|
167
|
148
|
120
|
80
|
52
|
38
|
27
|
29
|
29
|
31
|
30
|
29
|
25
|
17
|
29
|
37
|
34
|
|
2025/03
|
28
|
25
|
29
|
25
|
22
|
14
|
22
|
25
|
37
|
50
|
43
|
30
|
25
|
21
|
24
|
20
|
37
|
42
|
52
|
51
|
47
|
46
|
38
|
41
|
42
|
36
|
35
|
29
|
21
|
11
|
18
|
2025/02
|
32
|
18
|
33
|
23
|
28
|
38
|
42
|
34
|
54
|
43
|
36
|
27
|
34
|
25
|
20
|
21
|
33
|
50
|
44
|
37
|
37
|
27
|
33
|
28
|
32
|
45
|
39
|
28
|
|||
2025/01
|
65
|
51
|
64
|
53
|
61
|
76
|
48
|
54
|
67
|
61
|
44
|
41
|
44
|
45
|
43
|
57
|
59
|
50
|
51
|
63
|
43
|
56
|
50
|
40
|
32
|
32
|
34
|
34
|
50
|
49
|
49
|
2024/12
|
40
|
34
|
34
|
32
|
38
|
42
|
55
|
38
|
39
|
32
|
36
|
46
|
42
|
41
|
56
|
42
|
42
|
46
|
48
|
51
|
48
|
46
|
54
|
57
|
51
|
49
|
66
|
68
|
59
|
48
|
58
|
2024/11
|
50
|
43
|
36
|
37
|
43
|
49
|
54
|
47
|
52
|
51
|
46
|
46
|
52
|
53
|
41
|
41
|
23
|
31
|
27
|
10
|
17
|
28
|
33
|
32
|
30
|
27
|
36
|
40
|
39
|
46
|
|
2024/10
|
29
|
30
|
43
|
46
|
37
|
40
|
39
|
54
|
63
|
53
|
39
|
34
|
31
|
23
|
18
|
15
|
15
|
18
|
20
|
28
|
33
|
40
|
28
|
35
|
41
|
47
|
28
|
30
|
26
|
35
|
44
|
2024/09
|
12
|
16
|
17
|
26
|
27
|
23
|
19
|
31
|
26
|
21
|
13
|
20
|
23
|
20
|
29
|
30
|
24
|
25
|
21
|
15
|
17
|
14
|
17
|
17
|
21
|
31
|
26
|
22
|
19
|
19
|
|
2024/08
|
23
|
23
|
22
|
22
|
22
|
23
|
25
|
27
|
25
|
30
|
28
|
26
|
21
|
22
|
24
|
22
|
16
|
18
|
25
|
22
|
21
|
22
|
20
|
23
|
18
|
23
|
19
|
21
|
27
|
21
|
17
|
2024/07
|
20
|
21
|
18
|
15
|
11
|
12
|
12
|
14
|
15
|
17
|
19
|
17
|
15
|
17
|
16
|
16
|
13
|
14
|
16
|
17
|
14
|
13
|
15
|
19
|
17
|
17
|
25
|
26
|
19
|
17
|
20
|
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
|
*: primary pollution