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2. Objectives. Develop bases to project the water and wastewater units of service and cost of service Identify the full cost of the water and wastewater services over the multi-year planning period, based on the FY2009 BudgetDevelop cost-based water and wastewater rates to provide sufficient reven
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1. 1 City of McKinney, Texas Water and Wastewater
Cost of Service Study
July 2008
2. 2 Objectives Develop bases to project the water and wastewater units of service and cost of service
Identify the full cost of the water and wastewater services over the multi-year planning period, based on the FY2009 Budget
Develop cost-based water and wastewater rates to provide sufficient revenues to meet expenditures
Develop alternative water and wastewater rates
Prepare financial projections using the alternatives, supplemented by a description of key assumptions
Documenting findings and recommendations
3. 3 Assumptions Growth rate at 4% per year
Staffing level as provided by departments
Salaries & benefits increase by 5.2% from 2010
Charges from NTMWD as projected by NTMWD
Annual cost increase for expenses:
Fuel 10%
Power 4%
Chemicals 4%
Other 3%
Capital expenditures follow CIP plans
Debt services according to existing & planned debt services
4. 4 Finding/Analysis Related to Existing Rate Design Water Monthly Minimum Bills
Water Volumetric Rates
Wastewater Monthly Minimum Bills
Wastewater Volumetric Rates
5. 5 Finding/Analysis The fund was in good financial condition as of 9/30/2007 (77 days of operating expenses)
Financial condition will deteriorate without a 20% revenue increase.
Revenues did not cover costs in FY2008.
Cash and investments will be reduced by over $2 million in FY2008.
6. 6 Finding/Analysis Related to Rate Design Alternatives Cost-based Rates
Alternative 1 – two-tier
Alternative 2 – four-tier
7. 7