Annual report 2006-2007 - Taranaki Regional Council
Annual report 2006-2007 - Taranaki Regional Council
Annual report 2006-2007 - Taranaki Regional Council
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Chemical oxygen demand (g/m 3 )<br />
1200<br />
1000<br />
800<br />
600<br />
400<br />
200<br />
0<br />
Jul-88<br />
21<br />
Chemical oxygen demand in discharge from <strong>Taranaki</strong> Abattoirs<br />
Jul-90<br />
Jul-92<br />
Jul-94<br />
Jul-96<br />
Figure 7 Chemical oxygen demand (COD) concentrations in the discharge from the aerobic pond<br />
at <strong>Taranaki</strong> Abattoirs. Clear diamonds indicate <strong>2006</strong>-<strong>2007</strong> monitoring results<br />
Ammoniacal nitrogen (g/m 3 )<br />
300<br />
250<br />
200<br />
150<br />
100<br />
50<br />
0<br />
Jul-88<br />
Jul-98<br />
Jul-00<br />
Jul-02<br />
Jul-04<br />
Ammoniacal nitrogen in discharge from <strong>Taranaki</strong> Abattoirs<br />
Jul-90<br />
Jul-92<br />
Jul-94<br />
Jul-96<br />
Figure 8 Ammoniacal nitrogen (NH4-N) concentrations in the discharge from the aerobic pond at<br />
<strong>Taranaki</strong> Abattoirs. Clear diamonds indicate <strong>2006</strong>-<strong>2007</strong> monitoring results<br />
Jul-98<br />
Jul-00<br />
Jul-02<br />
Jul-04<br />
Jul-06<br />
Jul-06