Air Quality
Excellent
No health implications.
19
PM2.5
22
PM10
64
O3
0.6
CO
2
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Nov
58
Good
Mon
24 Nov
54
Good
Tue
25 Nov
50
Excellent
Wed
26 Nov
48
Excellent
Thu
27 Nov
50
Excellent
Fri
28 Nov
45
Excellent
Sat
29 Nov
26
Excellent
Air quality in the last 12 months (Tongan)
|
2025/10
|
37
|
19
|
26
|
27
|
21
|
22
|
26
|
22
|
22
|
21
|
23
|
27
|
26
|
28
|
18
|
25
|
26
|
20
|
12
|
10
|
14
|
14
|
15
|
14
|
17
|
33
|
36
|
21
|
14
|
23
|
25
|
|
2025/09
|
20
|
27
|
33
|
27
|
28
|
15
|
12
|
7
|
17
|
21
|
18
|
24
|
25
|
26
|
23
|
23
|
16
|
12
|
9
|
8
|
10
|
8
|
12
|
8
|
17
|
10
|
14
|
15
|
27
|
32
|
|
|
2025/08
|
21
|
25
|
12
|
11
|
15
|
19
|
25
|
35
|
19
|
11
|
9
|
19
|
18
|
11
|
10
|
12
|
12
|
13
|
14
|
18
|
16
|
24
|
28
|
19
|
20
|
18
|
10
|
17
|
16
|
15
|
16
|
|
2025/07
|
29
|
26
|
20
|
18
|
12
|
20
|
24
|
38
|
35
|
11
|
11
|
18
|
28
|
17
|
30
|
32
|
36
|
16
|
15
|
14
|
12
|
9
|
9
|
13
|
18
|
17
|
16
|
13
|
16
|
22
|
18
|
|
2025/06
|
34
|
25
|
19
|
20
|
21
|
27
|
41
|
25
|
20
|
22
|
30
|
18
|
14
|
13
|
14
|
17
|
16
|
19
|
12
|
9
|
12
|
18
|
21
|
23
|
18
|
12
|
12
|
11
|
13
|
18
|
|
|
2025/05
|
47
|
40
|
37
|
39
|
30
|
30
|
29
|
39
|
26
|
19
|
23
|
27
|
29
|
30
|
24
|
15
|
13
|
21
|
20
|
22
|
20
|
33
|
29
|
11
|
37
|
34
|
24
|
17
|
17
|
22
|
37
|
|
2025/04
|
16
|
33
|
32
|
50
|
49
|
35
|
43
|
50
|
65
|
44
|
39
|
22
|
93
|
75
|
76
|
63
|
53
|
55
|
49
|
29
|
35
|
33
|
24
|
36
|
20
|
11
|
25
|
32
|
27
|
40
|
|
|
2025/03
|
64
|
24
|
19
|
23
|
15
|
13
|
17
|
25
|
28
|
33
|
47
|
49
|
32
|
31
|
43
|
15
|
37
|
40
|
32
|
34
|
35
|
38
|
43
|
52
|
55
|
46
|
36
|
38
|
11
|
15
|
14
|
|
2025/02
|
36
|
19
|
16
|
35
|
44
|
50
|
17
|
35
|
27
|
26
|
29
|
69
|
31
|
26
|
31
|
63
|
47
|
48
|
18
|
21
|
16
|
18
|
13
|
30
|
39
|
69
|
68
|
63
|
|||
|
2025/01
|
47
|
51
|
43
|
28
|
32
|
44
|
48
|
49
|
51
|
49
|
26
|
34
|
42
|
39
|
62
|
68
|
49
|
35
|
43
|
33
|
50
|
43
|
45
|
24
|
21
|
22
|
24
|
37
|
106
|
27
|
29
|
|
2024/12
|
36
|
37
|
24
|
28
|
30
|
29
|
27
|
28
|
24
|
20
|
31
|
14
|
18
|
35
|
54
|
45
|
38
|
37
|
37
|
18
|
27
|
53
|
20
|
17
|
26
|
48
|
51
|
55
|
41
|
33
|
51
|
|
2024/11
|
14
|
12
|
25
|
34
|
31
|
25
|
16
|
18
|
25
|
29
|
22
|
16
|
16
|
19
|
27
|
17
|
14
|
11
|
11
|
14
|
14
|
16
|
20
|
15
|
10
|
15
|
21
|
15
|
24
|
34
|
|
|
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