performance for Consent 9620 – emissions to
air from construction activities 72
Table 42 Summary of performance for Consent 9621 – discharge
stormwater and sediment from earthworks 73
List of figures
Figure 1 Tawhiti Stream flow (m3/second) at Duffy’s Farm from 1
July 2014 to 1 July 2015. Figure A shows the entire range of
flows, while figure B displays range of flows between 0 and
4.2 m3/second with relevant thresholds 25
Figure 2 Volume of wastewater discharged through the
Programme demonstrated a high level of environmental performance.
The companies monitored during the period under review were Downer EDI Works Ltd, Dialog Fitzroy Ltd,
and Katere Surface Coatings Ltd.
The companies hold three resource consents, which include a total of 72 special conditions setting out the
requirements that the companies must satisfy.
The Council’s monitoring during the year under review included 10 inspections and two deposition gauge
surveys.
The deposition gauge
Policy & Planning Committee agenda February 2021
Patea Estuary . . . . . . . . . . . . 66
Figure 21. Summary of broad scale habitat, Whenuakura Estuary . . . . . . . . . . . . 69
Figure 22. Summary of broad scale habitat, Waitotora Estuary . . . . . . . . . . . . 72
page
Robertson Environmental Limited has been engaged by Taranaki Regional Council (TRC) to un-
dertake the vulnerability assessment of twenty estuaries in the Taranaki Region in relation to
Operations and Regulatory Committee Agenda August 2023
Stream 71
Table 30 Summary of performance for Consent 4595-3 Eliot Street outfall 72
Table 31 Summary of performance for Consent 4602-1 rock protection works along New Plymouth
foreshore 72
Table 32 Summary of performance for Consent 5160-2 stormwater outfall structure on New
Plymouth foreshore 73
Table 33 Summary of performance for Consent 5182-2 stormwater outfall structure on Ngamotu
Beach 73
Table 34 Summary of performance for Consent 6553-1 boat ramp at Paritutu/Back
Annual Report 2015/2016 - full document
6.1 0.0045 0.025 g/m³ (d/s)
Dissolved reactive
phosphorus g/m³P 0.036 28 0.123
Suspended solids g/m³ 73 104 72
Turbidity NTU 45 56 42
Appearance Turbid brown Turbid brown Turbid, brown
Based on flow data at the time of sampling the dilution rate was about 1 part effluent to 500 parts receiving
water and therefore well in compliance with Special Conditions 15 and 16 at the boundary of the mixing
zone at the time of the survey.
An increase of 0.895 g/m3 N in ammoniacal
Contract R SBF 8109 Contract R 4.94
12/12/2016 5.25pm Contract R< SBF 8061 Contract R 6. 14
08/02/2017 2. 15pm Contract Ri SBF Origin Energy Contract R 15
16/02/2017 3, 45pm Contract R SBF Balance 966^ Contract R 1.8
24/02/2017 4.15pm Contract R SBF Methanex 9fl Contract R 3. 72
28/03/2017 3. 00pm Contract R Sand & Slu 9467 Contract R 3. 18
08/04/2017 1.45pm Contract R SBF Todd 9429 Contract R 14. 08
22/04/2017 2.30pm Contract R SBF Kupe9395 Contract R
17/05/2017 4.20pm Contract Ri SBF West