Activity Group: Sewerage Including Treatment and Disposal Sewerage Including Treatment and Disposal Rationale for Delivery of Sewerage Including Treatment and Disposal Group of Activities Sewerage including Treatment and Disposal is a mandatory Activity Group. Operating Costs Changes to Sewerage Including Treatment and Disposal The operating costs for the Sewerage Activity Group represent $158 million of total Activity Group from the 2017–18 Annual Plan Council expenditure. There are no changes to this Activity Group. Intended Changes to Levels of Service from the 2017–18 Annual Plan There are no changes to the levels of service included in the 2017–18 Annual Plan. Variation Between the Long Term Plan and the Assessment of Water and Sanitary Services There is no significant variation between the adopted assessment of water and sanitary services and this Plan. Significant Negative Effects Associated with this Group of Activities Capital Projects This Activity Group has the potential for environmental and public health impact, and The capital expenditure for the Sewerage Activity Group represents $138 million of may involve the operation of noisy machinery, earthmoving or construction works, total Council expenditure over the next 10 years. Further information about the major which may impact on the environment and can result in temporary disruptions to daily budgeted capital projects is included in this section. life. Where resource consents are required for these activities, controlling conditions are imposed as appropriate. 2018-2028 Long Term Plan Page 79