temporary, representing an insignificant contribution to overall GHG emissions (DoEE, 2017). Any exposure from these operations would be expected to be insignificant, therefore no further evaluation of this aspect has been undertaken. ALARP Decision Context A Summary of Control Measures Reduced sulphur content fuel Compliance with Marine Orders Part 97: Marine Pollution Prevention Air Pollution – – Remote (E) Low Likelihood Residual Risk Planned Discharges The proposed activities were assessed to identify all planned discharges. These were identified as: Operational discharges (including tie-in, mechanical completion and pre-commissioning discharges); Cooling and brine water; Treated Sewage and food wastes; and Ballast water and biofouling. The impacts and risks associated with each of these discharges are evaluated in the subsections below. Operational Discharges Table 57 provides a summary of the environmental impact assessment (EIA) / environmental risk assessment (ERA) for Operational Discharges. Table 57: Operational Discharges EIA / ERA Planned discharges are required for this activity to ensure that the integrity of the Cause of Aspect flowlines and connections is maintained. Planned releases will occur during the following activities: Manifold, SUTU, tie-in spool and flying lead installation; Mechanical Completion; and Pre-commissioning (Pipeline De-watering). A planned discharge from these activities has the potential to result in chronic effects to Summary of fauna through: impact(s) Potential chemical toxicity in the water column. Consequence Evaluation Receptor(s) Description of Potential Environmental Impact
temporary, representing an insignificant contribution to overall GHG emissions (DoEE, 2017). Any exposure from these operations would be expected to be insignificant, therefore no further evaluation of this aspect has been undertaken. ALARP Decision Context A Summary of Control Measures Reduced sulphur content fuel Compliance with Marine Orders – Part 97: Marine Pollution Prevention – Air Pollution Likelihood Remote (E) Residual Risk Low Planned Discharges The proposed activities were assessed to identify all planned discharges. These were identified as: Operational discharges (including tie-in, mechanical completion and pre-commissioning discharges); Cooling and brine water; Treated Sewage and food wastes; and Ballast water and biofouling. The impacts and risks associated with each of these discharges are evaluated in the subsections below. Operational Discharges Table 57 provides a summary of the environmental impact assessment (EIA) / environmental risk assessment (ERA) for Operational Discharges. Table 57: Operational Discharges EIA / ERA Cause of Aspect Planned discharges are required for this activity to ensure that the integrity of the flowlines and connections is maintained. Planned releases will occur during the following activities: Manifold, SUTU, tie-in spool and flying lead installation; Mechanical Completion; and Pre-commissioning (Pipeline De-watering). Summary of impact(s) A planned discharge from these activities has the potential to result in chronic effects to fauna through: Potential chemical toxicity in the water column. Consequence Evaluation Receptor(s) Description of Potential Environmental Impact