Lower Puyallup River Floodplain Mapping Services

Pierce County is seeking to engage a qualified engineering firm with specialized expertise in hydraulic and hydrologic modeling and mapping to undertake a comprehensive project focused on the lower 14 miles of the Puyallup River, extending from Sumner to Commencement Bay. The primary goal is to produce detailed floodplain maps adhering to federal standards, which will serve as the basis for updating the Flood Insurance Rate Maps (FIRMs) maintained by FEMA. This effort aims to improve flood risk assessment and management in the region, ensuring that the mapping aligns with federal requirements for accuracy and consistency. The solicitation, titled "Lower Puyallup River Floodplain Mapping Services," was posted on October 15, 2025, with a response deadline of October 30, 2025. The project is estimated to have a contract value ranging from $500,000 to $1,500,000. The contract falls under NAICS code 524298, indicating a focus on insurance agencies and related services, and is managed by Pierce County, Washington. Interested firms can contact Ashley Carabelos via email or phone for further details. The project’s scope emphasizes technical expertise in hydrologic and hydraulic modeling, mapping standards, and federal compliance to support floodplain management and hazard mitigation efforts in the region.