Everett Park Inglewood 10 109 58 74 694 74 68
Kaka Road Okoki 8 87 46 55 672 69 54
Mangaoapa Road Purangi 10 85 43 63 552 58 52
Pohokura Saddle Pohokura 10 75 45 55 561 65 53
Duffy’s Farm Hawera 11 46 40 37 370 65 74
Punehu* Pihama 10 97 91 83 470 87 91
Durham Street Patea 10 61 51 46 498 70 69
Waitotara Waitotara Valley 11 92 63 50 502 72 70
Note: * = NIWA station
Table 2Table 2Table 2Table 2 Rivers
Recorded height
(m)
Maximum Minimum Mean
River and site
PDP Sept 2002 Dioxin concentrations in residential soil Paritutu New Plymouth
Trustpower Pātea hydro power scheme resource consent monitoring report 2019-2020
Table 22 Summary of performance for diversion consent 0226-1 66
Table 23 Summary of performance for contaminated stormwater and leachate consent 2370-3 67
Table 24 Summary of performance for Consent 4619-1 treated stormwater and leachate discharge 68
Table 25 Summary of performance for uncontaminated stormwater consent 4620-1 70
Table 26 Summary of performance for discharge to land consent 4621-1 71
Table 27 Summary of performance for composting air consent 4622-1 72
Table 28 …
March 2023 71
Table 44 Mangati Stream wet weather sampling results, 27 June 2023 72
Table 45 Dissolved copper concentrations (in g/m3) in the Mangati Stream 73
Table 46 Dissolved zinc concentrations (in g/m3) in the Mangati Stream 74
Table 47 Sites surveyed in the Mangati Stream, 27th of February 2023 74
Table 48 Biomonitoring sites in the Mangati Stream catchment 76
List of figures
Figure 1 Mangati Catchment 2
Figure 2 Location of discharge sites and surface water
C Boyd drilling waste stockpiling landfarm/landspreading consent monitoring report - Taranaki Regional Council.
Groundwater Quality State of the Environment Monitoring 2015-2020
Waitaha catchment (Bell Block industrial) consent monitoring report
10:55 16.4 3.40 34
7 Dec 2021 10:30 19.8 11.8 129 10:55 19.6 4.33 47
27 Jan 2022 10:15 20.9 5.20 72 10:30 21.8 4.90 56
29 Mar 2022 09:40 15.8 6.22 63 09:20 16.1 11.8 124
31 May 2022 11:30 14.2 8.04 79 11:45 12.6 1.26 12
2.1.3 Chlorophyll a
To maintain facultative conditions in a pond system, the presence of an algal community is required in the
surface layer. The principal function of algae in an oxidation pond is the production of oxygen, which
maintains aerobic conditions while the
repairs. July 2018
Westside Kauri A wellsite 72 m3 of production wastes (liquids and solids) July 2018
Westside Manutahi A2 well 678 m3 drilling muds and solids July-August 2018
Kapuni Production Station 101 m3 production station cleaning operations During the
monitoring year
Todd Energy Mangahewa (6) wells 3,557.1 m3 of drilling waste liquid and lower hole
solids
January through
to June 2019
On-going
Table 9 WRS Waikaikai landfarming dates and location