Hainan - China   2025-04-08   Tuesday   19.26N, 109.05E

Changjiang

Hainan - China
2025-04-08

Air Quality

Excellent

No health implications.

16

PM2.5

29

PM10

74

O3

0.6

CO

3

SO2

10

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

8 Apr

49 Excellent

Wed

9 Apr

39 Excellent

Thu

10 Apr

37 Excellent

Fri

11 Apr

38 Excellent

Sat

12 Apr

45 Excellent

Sun

13 Apr

53 Good

Mon

14 Apr

19 Excellent

Monthly Average AQI (Changjiang)

2020/03 - 2025/02

Air quality in the last 12 months (Changjiang)

2025/02
27
25
28
24
26
29
34
28
48
41
30
20
25
13
16
23
33
33
44
34
36
24
15
22
17
22
26
32
2025/01
65
48
56
49
57
66
47
49
56
64
49
49
38
24
34
55
59
48
51
53
45
42
34
33
26
25
25
36
48
36
26
2024/12
35
31
26
26
29
36
43
40
33
29
26
39
36
41
54
46
37
47
46
47
49
50
50
54
53
41
54
54
59
43
55
2024/11
40
41
33
19
38
42
44
45
42
41
34
30
35
33
32
25
31
24
27
11
16
22
24
23
17
24
27
36
36
34
2024/10
25
29
36
41
38
38
22
48
54
50
36
29
29
16
14
12
10
12
16
20
23
28
32
29
33
35
17
17
10
20
34
2024/09
16
12
13
18
26
16
15
19
19
12
13
17
17
18
21
25
19
18
9
11
15
13
10
11
20
24
22
17
18
19
2024/08
18
17
17
17
18
16
18
18
18
19
20
18
15
15
15
18
16
17
19
16
17
17
16
16
15
13
14
17
18
20
14
2024/07
15
17
17
13
12
13
13
14
15
19
16
14
15
13
13
12
10
11
15
11
8
7
16
16
15
17
18
17
15
16
16
2024/06
15
20
18
21
22
20
21
15
16
16
18
18
18
20
23
23
22
21
22
19
17
11
10
13
14
11
11
13
17
17
2024/05
39
26
25
24
29
28
26
22
22
22
26
21
23
18
19
28
28
15
19
17
15
16
15
16
15
19
22
19
25
18
16
2024/04
40
39
41
41
43
35
40
43
37
28
29
37
36
41
42
37
31
31
34
31
30
31
32
36
31
43
48
43
42
41
2024/03
15
16
20
32
45
57
31
20
20
26
24
23
24
26
35
39
33
29
25
34
35
37
38
30
33
39
39
34
36
30
37
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