Table 3.2: Summary data for NO2 monitoring in the Wellington region
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| Civic Centre 1998 |
Huia Pool 1998 |
Huia Pool 1999 |
Upper Hutt 2000 |
Upper Hutt 2001 |
Masterton 1999 |
Masterton 2000 |
Birch Lane 2001 |
Birch Lane 2002 |
|
|---|---|---|---|---|---|---|---|---|---|
|
One-hour average NO2 concentrations |
|||||||||
|
% valid data |
16% |
54% |
39% |
57% |
68% |
43% |
34% |
38% |
57% |
|
% data > 200 gm-3 |
0% |
0% |
0% |
0% |
0% |
0% |
0% |
0% |
0% |
|
99.9 %ile gm-3 |
53 |
22 |
15 |
13 |
21 |
17 |
10 |
21 |
16 |
|
Maximum gm-3 |
53 |
23 |
15 |
13 |
22 |
17 |
10 |
21 |
17 |
|
24-hour average NO2 concentrations |
|||||||||
|
% valid data |
16% |
53% |
38% |
53% |
62% |
39% |
30% |
28% |
50% |
|
%data > 100 gm-3 |
0% |
0% |
0% |
0% |
0% |
0% |
0% |
0% |
0% |
|
99.9 %ile gm-3 |
50 |
19 |
14 |
11 |
20 |
16 |
10 |
19 |
16 |
|
Maximum gm-3 |
50 |
19 |
14 |
11 |
20 |
17 |
10 |
20 |
16 |
