68
Evaluation of performance 68
11 Ravensdown Fertiliser Co-operative Ltd 71
Site description 71
Results 72
11.2.1 Inspections 72
11.2.2 Results of discharge monitoring 73
Investigations, interventions, and incidents 73
Evaluation of performance 74
page
iv
12 Taranaki Sawmills Ltd 75
Site description 75
Results 76
12.2.1 Inspections 76
12.2.2 Results of discharge monitoring 77
12.2.3 Results of surface water monitoring 80
Date Time (NZST) Temperature (°C)
Dissolved Oxygen
Concentration
(g/m³) Saturation (%)
25 Sep 2019 1015 13.2 3.7 37
5 Feb 2020 0950 22.1 7.2 85
18 May 2020 1015 12.7 7.6 72
Photo 3 Dissolved oxygen monitoring
2.2.2 Microfloral component
Pond microflora are very important for the stability of the symbiotic relation between aerobic bacteria in the
pond. These phytoplankton may be used as a bio-indicator of pond conditions, for example cyanobacteria
are often …
lar
gm
en
t in
Fi
gu
re
2
LEGEND
!( Flow monitoring stations
Waiwhakaiho River
Lake Mangamahoe catchment
Waiwhakaiho diversion catchment
Full Waiwhakaiho catchmentNational Geographic, Esri,
Garmin, HERE, UNEP-
Notes:
Pa
th:
T:
\A
uc
kla
nd
\Pr
oje
cts
\10
08
72
6\W
ork
ing
Ma
ter
ial
\C
on
se
nts
M
ap
\M
GR
\20
19
12
04
.M
an
go
rei
_C
atc
hm
en
t_M
ap
_A
4.m
xd
D
ate
: 1
8/1
1/2
02
0 T
im
e:
Prohibited
Restricted
Discretionary
Restricted
Discretionary
Permitted
Prohibited
Permitted
Permitted
Controlled
Permitted
Permitted
Permitted
Permitted
67
67
68
68
69
70
70
70
71
71
71
72
DISCHARGES FROM LAND:
SITE DEVELOPMENT,
EARTHWORKS OR THE
APPLICATION OF SOIL
CONDITIONERS
Discharges from site development
Rule 42 Site development and landscaping
Recommendation from the 2014-2015 Annual Report 71
10.3.5 Alterations to monitoring programmes for 2016-2017 71
10.4 Recommendation 71
11. Schlumberger New Zealand Ltd 72
11.1 Introduction 72
11.1.1 Process description 72
11.1.2 Water discharge permits 72
11.2 Results 73
11.2.1 Water 73
11.2.1.1 Inspections 73
11.2.1.2 Results of discharge monitoring 73
11.2.2 Investigations, interventions, and incidents 75
11.3 Discussion 76
11.3.1 Discussion of site performance 76
11.3.2
BTW Wellington landfarm consent monitoring report - Taranaki Regional Council.
Trustpower Patea hydro scheme consent monitoring report 2017-2018
Trustpower Patea River Hydro Dam consent monitoring report
STDC landfills consent monitoring report - Taranaki Regional Council
Trustpower Patea hydro scheme consent monitoring report - Taranaki Regional Council.