Attachment_C-_Cost_Breakdown.xlsx

Attachment C is a cost breakdown document for the West Basin Municipal Water District's Monitoring Well Sampling Services procurement for the West Coast Basin Barrier Project in Los Angeles County, California. The contract involves quarterly sampling of eleven groundwater monitoring wells across five cities, with proposals due on October 21, 2025, and a potential contract award in the week of November 19, 2025. The contract period is structured for three years, from December 2025 through November 2028, with quarterly sampling requirements and potential monthly sampling if water quality exceedances occur. The selected contractor will be responsible for well purging, gauging, sampling, traffic control, water hauling, and delivering approximately 70 sample bottles per well per quarter to the West Basin Water Quality Laboratory.

The cost breakdown template provides an opportunity for contractors to submit unit costs for each of the specified wells, with the district calculating the total contract amount based on proposed unit costs and potential resample events. The procurement offers additional evaluation points for Small Business Enterprises (SBE) and Local Business Enterprises (LBE), with up to six points available for such certifications. Substantial insurance requirements are in place, including $2,000,000 in Commercial General Liability, $2,000,000 in Business Automobile Liability, and $1,000,000 in Workers' Compensation. Contractors must provide all necessary equipment, including rental pumps, generators, and specialized tubing, and must follow strict protocols for water sample collection, particularly for PFAS compound testing and volatile organic compound analyses.