treatment
combinations 53
List of figures
Figure 1 Map showing the layout of the 0.1 hectare grazing plots and different
stocking rate treatment replicates 8
Figure 2 Bar graph showing mean values and 95% confidence intervals for tests
of various chemical properties by stocking rate treatment 16
Figure 3 Bar graph showing mean values and 95% confidence intervals for tests
of various chemical properties by stocing rate treatment 17
Figure 4 Bar graph showing mean values and 95%
New Plymouth District for different housing types. The average
price of an empty section in New Plymouth is just over $220,000.
page
New Plymouth District Council 9 of 32
New Plymouth District Number of Sales Median Sale Value
Houses 320 $431,500
Apartments 5 $487,800
Flats 53 $332,500
Sections 34 $221,200
Source: Quotable Value, for the three months up to March 2018
Indicator 2: Dwellings sold
Source: MBIE Urban
presented in Table 1.
page
10
Table 1 Soil samples obtained on 11 December 2013 from the base of the storage pits at the
Greymouth Petroleum Hawera Landfarm
Parameter Unit Sample 1 Sample 2
Guideline Value
(soil)*
Benzene mg/kg 0.05 <0.05 1.1
Toluene mg/kg <0.05 <0.05 68
Ethylbenzene mg/kg 0.11 0.11 53
meta Xylene mg/kg 4.8 2.5
48 (combined)
ortha Xylene mg/kg 2.0 0.2
Total hydrocarbons mg/kg 19100 6400 1620**
C7-C9 mg/kg 65 23 -
C10-C14
10,000
Extractable Barium 2 250
Cadmium 1 0.8
Chromium 3 600
Copper 3 100
Lead 1 160
Nickel 3 60
Mercury 1
page
NUMBER OFFERED CONDITION
Zinc 3 300
Sodium 460
Conductivity 290 mS/m
Chloride 700
Sodium adsorption ratio 8 (ratio)
TPH C7-C9 120
TPH C10-C14 58
TPH C15-C36 4000
Naphthalene 7.2
Pyrene 160
Benzo (a) pyrene 0.027
Benzene 1.1
Toluene 68
Ethylbenzene 53
Xylenes 48
1SCS – Rural Residential MfE 2011b; 2 Alberta Environment 2009; 3
NZWWA
on steel towers;
Huirangi-Motunui A single circuit 11 OkV transmission line on steel towers;
Waverley Substation;
Hawera Substation;
Opunake Substation;
Stratford Substation;
Huirangi Substation;
Motunui Substation;
Carrington Street Substation; and
New Plymouth Substation.
In addition to the above, there are three telecommunications sites: Kapuni, Tahurangi and New
Plymouth. Attached as Appendix 1 is a map of Transpower’s assets in the Taranaki Region.
5, Consent
3397-2 resulting in an infringement notice being issued. This infringement notice
has been taken into consideration when evaluating the environmental performance
in the following report: New Plymouth District Council Waitara Waste Water
Treatment Plant Monitoring Programme Report 2012-2013 (TRC 2013-86).
During May and July 2012 notifications were received concerning two overflows
from the Queen Street pump station and the Richmond Street Pump station in
Waitara. These
Operations and Regulatory Committee Agenda 18 March 2025
page
R J Hill Laboratories Limited
28 Duke Street Frankton 3204
Private Bag 3205
Hamilton 3240 New Zealand
0508 HILL LAB (44 555 22)
+64 7 858 2000
mail@hill-labs.co.nz
www.hill-laboratories.com
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This Laboratory is accredited by International Accreditation New Zealand (IANZ), which represents New Zealand in
the International Laboratory Accreditation Cooperation (ILAC). Through the ILAC Mutual Recognition Arrangement
(ILAC-MRA) this accreditation is internationally
streets and farms or overflows from town and residential sewerage
systems. To decide where and when it’s safe to swim, you should check
the Taranaki Regional Council website (www.trc.govt.nz) and use
common sense based on what you can see from the riverbank.
As a precautionary approach, people should generally avoid
swimming in rivers and lakes for three days after heavy rainfall.
2
1
4
5
6
7
10 8
9
11
3
KEY
Improvement (almost certain)
Improvement