St Jacobs Elmira St. Jacobs - Region of Waterloo

Life Cycle Cost SummaryServicing OptionOption 1 – Upgrade and expand St. Jacobs WWTP, maintain existingHeidelberg WWTPOption 2 - Upgrade and expand St. Jacobs WWTP, decommission HeidelbergWWTP and transfer flows to St. Jacobs WWTPOption 3 - Upgrade and expand St. Jacobs WWTP, decommission HeidelbergWWTP and transfer flows to Waterloo WWTPOption 4 – Decommission St. Jacobs WWTP and transfer flows to WaterlooWWTP, maintain i existing Heidelberg WWTPOption 5 - Decommission St. Jacobs WWTP and transfer flows to WaterlooWWTP, decommission Heidelberg WWTP and transfer flows to Waterloo WWTPOption 6 – Upgrade existing St. Jacobs WWTP and transfer flows beyondexisting capacity to Waterloo WWTP, maintain i existing Heidelberg WWTPOption 7 – Upgrade existing St. Jacobs WWTP and transfer flows beyondexisting capacity to Waterloo WWTP, decommission Heidelberg WWTP andtransfer flows to St. Jacobs WWTPOption 8 – Upgrade existing St. Jacobs WWTP and transfer flows beyondexisting capacity to Waterloo WWTP, decommission Heidelberg WWTP andtransfer flows to Waterloo WWTP1. Based on the an inflation rate of 3%, interest rate of 3%, and hydro cost of 10 cents/kWhCapital Annual Life CycleCost O&M Cost Cost$9.5 M $192,647 $17.3 M$15 M $139,862 $20.3 M$14.1 M $139,324 $19.4 M$7.2 M $181,105 $14.6 M$11.8 M $127,782 $16.7 M$8.4 M $195,775 $16.4 M$13.9 M $142,776 $19.4 M$13 M $142,452 $18.4 M