Cost Estimation Guidelines

These documents are helpful for estimating costs for inclusion in Regional Water Supply Plans or our Cooperative Funding Initiative.

The guidelines manual and spreadsheets below are provided to assist entities in estimating the costs of alternative water supply projects (including conservation and reuse) for inclusion in Regional Water Supply Plans or for submittal for inclusion in the District’s Cooperative Funding Initiative program.

Cost Guidelines Model User Manual

User manual includes links for important values such as “discount rates” and “useful lifetimes.”

Summary of Project Costs and Benefits Spreadsheets

Example calculations are provided in the spreadsheets (Microsoft Excel files).