Consent 4406-2.0 52
Table 34 Summary of performance for Consent 5036-2.0 53
Table 35 Summary of performance for Consent 9908-1.0 54
Table 36 Summary of performance for Consent 10208-1.0 55
Table 37 Evaluation of overall environmental performance over time 57
List of figures
Figure 1 Approximate stormwater catchments at the Whareroa site 11
Figure 2 Spring biomonitoring sites with taxa number, MCI scores and SQMCI scores for each site 17
Figure 3 Summer biomonitoring
M
ed
ian
11:30 11:40 10:15 10:20 11:50 11:45
Total BOD
(g/m3)
128 29 16 65 32 33 33 52 < 6 330 51
Total
carbonaceous
BOD (g/m3)
16 16 22 65 23 21 22 55 9 86 22
Dissolved
carbonaceous
BOD (g/m3)
3.9 5.9 8 16 8 6 7 53 < 2 87 10
Oil and grease
(g/m3)
< 8 < 10 < 7 9 10 < 4 < 10 45 < 5 430 5
Total
Ammoniacal
N (g/m3)
26 27 35 15.1 40 55 31 51 4.6 74.8 35.5
page
11
Parameter
Sample date and time (2019-2020) Summary …
injection
pressure
(bar)
Avg. injection
pressure D2H
(bar)
Avg.
injection
pressure
D4HST2
(bar)
2018-2019 6,646 146 53 14 23
2017-2018 31,168 177 50 33 38
2016-2017 12,164 116 45 26 26
2015-2016 19,276 198 39 23 22
2014-2015 11,310 133 39 17 17
2013-2014 20,827 146 40 31 31
2012-2013 23,677 144 41 21 17
Note * Consent conditions were updated 18 December 2018 and limits were removed
Table 10 Summary of injection activity under Consents
Conductivity mS/m 30.4 30.3
Hydrocarbons g/m³ < 0.5 < 0.5
pH pH 7.8 7.9
Suspended solids g/m³ 45 53
The results indicate that the discharge was having negligible effect on the water quality
of the tributary of the Manawapou River and was in compliance with all applicable
consent conditions at the time of sampling.
2.2 Air
2.2.1 Inspections
Air inspections were carried out in conjunction with site inspections as discussed in
section 2.1.1 above. No issues regarding air
Stratford District Council landfills consent monitoring report - Taranaki Regional Council.
Stratford DC landfills consent monitoring report - Taranaki Regional Council.
Executive, Audit & Risk Committee agenda August 2020
Greymouth Petroleum northern sites consent monitoring 2019-2020
Analysis of compliance, monitoring and enforcement metrics 2020-2021
Executive Audit and Risk Agenda May 2023