previous summer surveys 58
4.9.3 Cyanobacteria 59
4.10 Lake Opunake 60
4.10.1 Comparison with guidelines 61
4.10.2 Comparison with previous summer surveys 62
4.10.3 Long-term trend analysis 62
4.10.4 Cyanobacteria 63
4.11 Timaru Stream at Weld Road (near mouth) 64
4.11.1 Comparison with guidelines 67
4.11.2 Comparison with previous summer surveys 69
4.11.3 Long-term trend analysis 69
page
iii
4.11.4 Cyanobacteria 70
4.12 Waimoku
Supporting documentatation for 2021/2031 Long-term Plan (LTP)
19 14 16 15 16
Copper mg/kg 100 18 27 12 17 19 19
Lead mg/kg 300 1.50 2.2 1.2 2.4 3.5 3.50
Mercury mg/kg 1 <0.1 <0.1 0.1 <0.1 <0.1 <0.1
Nickel mg/kg 60 8 10 7 8 7 8
Zinc mg/kg 300 73 94 68 80 72 67
Barium* mg/kg 10000 590 5400 284 588 2200 1090
Chloride mg/kg 700 8 19 9 32 38 110
Conductivity mSm-1 290 <10 <10 <10 <10 <10 <10
Sodium mg/kg 460 89 440 420 84 380 410
Soluble salts mg/kg 2500 <500 <500 <500 <500 <500 <500
Sodium absorption ratio - 18
Executive Audit and Risk Agenda March 2024 v2
Executive Audit and Risk Agenda March 2024
Ordinary Council meeting agenda May 2021
2.4.3.1 Inaha Stream 26
2.4.3.2 Northern tributary 34
2.4.3.3 Western tributary 35
2.4.4 Irrigation area loading and groundwater monitoring 39
2.4.4.1 Irrigation area and system 39
2.4.4.2 Groundwater monitoring of the irrigation areas 41
2.4.5 Solid waste burial 52
2.4.6 Biomonitoring 55
2.4.6.1 Results of the first biomonitoring survey 17 November 2020 58
2.4.6.2 Results of the second biomonitoring survey 23 February 2021 61
2.5 Air 67
2.5.1 Inspections 67
12.3.5
12.4 Recommendation 66
13. Taranaki Trucking Company Limited - Cardiff Road, Stratford 67
13.1 Site description and activities 67
13.2 Results 67
Inspections 67 13.2.1
Results of receiving environment monitoring 68 13.2.2
Investigations, interventions, and incidents 68 13.2.3
13.3 Discussion 69
Discussion of site performance 69 13.3.1
Environmental effects of exercise of consents 69 13.3.2
Evaluation of performance 69 13.3.3
Recommendation from the 2014-2015 Annual
river silt and sand 64
Table 36 Summary of performance for Consent 5337 - to dam an
unnamed tributary of the Tawhiti Stream 64
Table 37 Summary of performance for Consent 5845 - removal,
reconstruction and maintenance of a dam (with fish pass) 65
Table 38 Summary of performance for Consent 6257 – emissions to
air from fuel centre 66
Table 39 Summary of performance for Consent 6273 – emissions to
air from Cogen I and II 67
Table 40 Summary of performance for Consent 7465 –