monitored in 2016-
2017 (*)
Parameter Unit Site 1 Site 2 Site 3 Site 4 Site 5 Site 6* Site 7*
Conductivity @ 20°C mS/m 54.5 108.0 4,130 4,540 4,620 25.2 111.0
E. coli cfu/100 ml 380 390 72 31 <2 280 390
Enterococci cfu/100 ml 160 1,300 38 16 <2 360 160
Faecal coliforms cfu/100 ml 380 400 72 31 <2 280 410
Pump
station
Baches
Effluent ponds
Tributary/
discharge
Site 7*
Site 6*
Site 1
Infiltration
trenches
Agricultural
N
Site 2
Site 5
NPDC Colson Rd landfill consent monitoring report - Taranaki Regional Council
Civil Quarries Everett Road quarry consent monitoring report 2018-2019
Kohi Stream and these results are necessary to compare with effect, if any, observed in the receiving water.
These comparisons are presented in Section 2.2.1.2.
Table 3 Water quality analysis of samples taken from the discharge drain below Waverley Sawmills Ltd’s
wood waste discharge site at Monk Road
Parameter Unit
IND001055
26 September 2018a 16 April 2019
Dissolved arsenic g/m3 0.45 0.85
BODCF g/m3 72 1.4
Conductivity @ 20°C mS/m 51.0 74.6
Dissolved chromium g/m3
Operations and Regulatory Committee Agenda November 2024 WEBSITE
environmental effects of NPDC’s
activities.
In relation to the operation of the NPWWTP, NPDC holds six resource consents, which include a total of 72
conditions setting out the requirements that NPDC must satisfy. NPDC holds one consent to discharge
treated wastewater into the Tasman Sea, one consent to discharge sludge leachate to groundwater, two
consents relating to structures, one consent to discharge emissions into the air at the site and one consent
to discharge dewatered sludge to land on a
Eltham wastewater treatment plant consent monitoring report 2017-2018
Coastal bathing beach monitoring report - Taranaki Regional Council.
g/m3 29
page
14
Analyte Units
Mangahewa-05
(18/07/2012)
Benzene g/m3 0.0061
Toluene g/m3 0.036
Ethylbenzene g/m3 0.0038
m&p-Xylene g/m3 0.011
o-Xylene g/m3 0.0079
C7 - C9 g/m3 0.8
C10 - C14 g/m3 33
C15 - C36 g/m3 72
Total hydrocarbons (C7 - C36) g/m3 106
The results of the analyses carried out on the return fluid sample obtained following
the hydraulic fracturing of the Mangahewa-05 well are summarised below in Table 7.