Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
69
*
PM2.5
77
PM10
10
O3
0.6
CO
4
SO2
13
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
25 Feb
44
Excellent
Thu
26 Feb
44
Excellent
Fri
27 Feb
40
Excellent
Sat
28 Feb
41
Excellent
Sun
1 Mar
38
Excellent
Mon
2 Mar
33
Excellent
Tue
3 Mar
18
Excellent
Air quality in the last 12 months (Tongan)
|
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
|
|
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
|
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1
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2
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4
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5
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6
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7
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8
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9
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10
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11
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12
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13
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14
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15
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16
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17
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18
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19
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20
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21
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22
|
23
|
24
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25
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26
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27
|
28
|
29
|
30
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31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution