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Tonkin & Taylor Ltd | 1 Fanshawe St, Auckland Central, Auckland 1010, New Zealand
PO Box 5271, Victoria Street West, Auckland 1142 P +64-9-355 6000 F +64-9-307 0265 E akl@tonkintaylor.co.nz
8 March 2024
Job No: 1017346.3000
New Plymouth District Council
Private Bag 2025
84 Liardet Street
New Plymouth 4340
Attention: Darlene Ladbrook
Dear Darlene
Weld Road Pathway and Ahu Ahu Bridge
Taranaki Regional Council Section 92 response (23-11174-1.0)
Introduction
This
Commencement Date: 12 Mar 2021
Taranaki Sawmills Limited Expiry Date: 01 Jun 2038
PO Box 7145, Fitzroy, New Plymouth 4341 Review Dates: June 2026, June 2032
Activity Class: Discretionary
Location: 47 & 53 Katere Road, Waiwhakaiho Application Purpose: Replace
To discharge stormwater from a timber treatment site into the Mangaone Stream
Rohe:
Te Atiawa (Statutory Acknowledgement)
Engagement or consultation:
Te Kotahitanga o Te Atiawa Trust Provided with
– 2014 monitoring period
Parameter Unit Consent
Limit
Spreading areas sampled
G5 G8 G9 G12 G13 G14
Benzene mg/kg 1.1 <0.05 <0.2 <0.05 <0.04 <0.04 <0.05
Toluene mg/kg 68 <0.05 <0.2 <0.05 <0.04 <0.04 <0.05
Ethylbenzene mg/kg 53 <0.05 <0.2 <0.05 <0.04 <0.04 <0.05
m & p Xylene mg/kg 48 <0.10 <0.2 <010 <0.08 <0.08 <0.1
o Xylene mg/kg 48 <0.05 <0.2 <0.05 <0.04 <0.04 <0.05
Benzo(a)pyrene (BAP) mg/kg 0.027 <0.03 <0.02 <0.03 <0.02 <0.02 <0.02
Naphthalene mg/kg 7.2
Long term chloride monitoring GND2290 2012-2024
Figure 4 Long term TDS monitoring GND2290 2012-2024
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Figure 5 Long term EC monitoring GND2290 2012-2024
Table 3 GND2291 2023/24 monitoring period
GND2291 Collected 8 Sep 2023 8 Jan 2024 22 May 2024
Parameter Time 11:50 10:20 15:40
Temperature °C 16.1 17.0 15.1
Electrical Conductivity (EC) mS/m 94.7 77.6 40.9
pH pH Units 6.3 6.5 6.8
Chloride g/m3 89 53 47
Total Sodium g/m3 78 74 48
3 12
Pātea 2 1 1 1 1
Volcanic Ringplain 1 6 9 2 5 9
Waitara 1 2 3
Northern Hill Country 1 1
Total 1 36 37 11 28 35
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Phytoplankton (chlorophyll-a)
Table 14Table 13 presents estimates of median chlorophyll-a concentrations translated to attribute bands
for 74 Taranaki lakes, from two models (Schallenburg et al. 2023 and Snelder et al. 2022). Schallenburg et al.
estimates that 53 lakes (72%) fall below the national bottom line
and downstream sites
since monitoring commenced.
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Figure 2 Burial Plan for first five years of operation
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Table 4 Surface water quality results-upstream
Parameter Bore id WKH000524 upstream
Duration (year) - Baseline (2017-2018) Current year (2022-2023) All years (2017-2023)
Sample type Unit High flow Low flow High flow Low flow Minimum Maximum
pH pH 7.2 7.5 7.2 7.4 6.9 7.7
Total alkalinity g/m3 CaCO3 36 76 29 53 29 76
effects on the Victoria Street Key Native Ecosystem.
4. Ingram’s Contracting of Hawera, Fulton Hogan, and South Taranaki District Council
shall be the only suppliers of the domestic green waste for discharge. No other external
sources of domestic green waste are permitted to discharge at the site.
5. The maximum volume of waste discharged to land at the site shall not exceed:
• 50 m3 per week of green waste; and
• 10 m3 per week of activated carbon and diatomaceaous earth.
6.
___________________________________________________________________________________________
____________________________________________________________ Post Code: ______________________________________
Telephone: ______________________________________ Mobile: _________________________________________
Contact person: (if different to name above): ______________________________________________________________________
Street Address of property affected (if different to address above)
Havelock Street
Opunake 4616
Decision Date
(Change):
3 December 2015
Commencement Date
(Change):
14 January 2016 (Granted Date: 10 July 2013)
Conditions of Consent
Consent Granted: To take water from Cold Stream to supply the Cold Creek
Water Supply Scheme
Expiry Date: 1 June 2030
Review Date(s): June 2018, June 2021, June 2024, June 2027
Site Location: 620 Kiri Road, Opunake
Legal Description: Pt Secs 4 & 5
A.
• Cowling Road/Frankley Road/Tukapa Street Area E.
• Inglewood.
• Area N to Industrial
65. In addition, the following private plan changes have been processed
relating to:
• Private Plan Change 48: Wairau Road, Ōākura Rezoning of FUD
(declined 5 June 2020).
• Private Plan Change 49: Johnston Street, Waitara FUD (Operative as
of 20 April 2021.
66. Since Plan Change 15 has made operative in 2013 there has been
increasing pressure and a number of resource consent