Charles County Flow Monitoring Services for the Sanitary Sewer System

Solicitation #26-040. Issued by PGM - Infrastructure. The County Commissioners of Charles County are seeking proposals from qualified firms to provide professional services for the operation, maintenance, and support of the County’s wastewater flow monitoring network within the Mattawoman Sewer Service Area. The County currently maintains a network of permanent flow monitoring meters and rain gauges used to collect and analyze flow data for system evaluation, inflow and infiltration (I&I) investigations, and long-term wastewater infrastructure planning. The selected contractor will be responsible for the ongoing operation, maintenance, data management, and reporting associated with the monitoring network. Services under this contract will include maintaining monitoring equipment, ensuring reliable data collection, performing routine inspections and maintenance, supporting data analysis and reporting, and providing installation or relocation of monitoring equipment as needed. The contractor will also support the County’s broader wastewater system planning efforts by providing accurate flow monitoring data and technical insight to help evaluate system performance and identify potential improvements. The County may also utilize the contract for expansion of the monitoring network and additional technical support services as needed during the contract term.