Air Quality
Excellent
No health implications.
16
PM2.5
26
PM10
15
O3
0.6
CO
2
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Jul
39
Excellent
Tue
21 Jul
38
Excellent
Wed
22 Jul
44
Excellent
Thu
23 Jul
45
Excellent
Fri
24 Jul
51
Good
Sat
25 Jul
43
Excellent
Sun
26 Jul
46
Excellent
Air quality in the last 12 months (Tongan)
|
2026/06
|
59
|
54
|
40
|
33
|
29
|
39
|
32
|
22
|
26
|
30
|
29
|
32
|
35
|
21
|
14
|
19
|
16
|
14
|
17
|
21
|
32
|
39
|
46
|
54
|
24
|
23
|
19
|
20
|
15
|
16
|
|
|
2026/05
|
31
|
40
|
33
|
27
|
31
|
36
|
53
|
48
|
32
|
33
|
47
|
64
|
45
|
18
|
20
|
28
|
29
|
32
|
35
|
27
|
22
|
26
|
29
|
35
|
29
|
34
|
37
|
43
|
40
|
46
|
50
|
|
2026/04
|
34
|
31
|
28
|
26
|
30
|
29
|
28
|
29
|
34
|
30
|
28
|
27
|
28
|
29
|
45
|
29
|
50
|
49
|
44
|
48
|
38
|
31
|
37
|
22
|
32
|
44
|
52
|
44
|
31
|
24
|
|
|
2026/03
|
19
|
32
|
19
|
24
|
23
|
33
|
36
|
45
|
46
|
35
|
43
|
43
|
42
|
40
|
37
|
29
|
35
|
37
|
32
|
40
|
45
|
52
|
49
|
39
|
49
|
42
|
49
|
33
|
44
|
44
|
36
|
|
2026/02
|
16
|
29
|
36
|
33
|
44
|
42
|
22
|
26
|
22
|
29
|
34
|
36
|
37
|
33
|
25
|
47
|
49
|
32
|
34
|
40
|
39
|
50
|
35
|
66
|
37
|
35
|
32
|
10
|
|||
|
2026/01
|
17
|
22
|
29
|
33
|
37
|
24
|
34
|
38
|
39
|
47
|
43
|
48
|
51
|
46
|
49
|
45
|
47
|
54
|
41
|
22
|
23
|
29
|
21
|
24
|
24
|
37
|
33
|
25
|
26
|
29
|
31
|
|
2025/12
|
42
|
34
|
39
|
32
|
28
|
31
|
34
|
36
|
35
|
32
|
40
|
40
|
29
|
23
|
31
|
35
|
39
|
42
|
39
|
48
|
53
|
26
|
29
|
37
|
27
|
23
|
23
|
27
|
34
|
32
|
35
|
|
2025/11
|
21
|
33
|
28
|
12
|
11
|
15
|
21
|
25
|
27
|
12
|
12
|
10
|
9
|
25
|
39
|
33
|
27
|
28
|
20
|
29
|
31
|
40
|
37
|
44
|
36
|
61
|
46
|
59
|
60
|
50
|
|
|
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
|
|
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