Unofficial Notice of Invitation to Bid (NIB)

Natural Resources Agency- Department of Water Resources is seeking bids from qualified and interested contractors for the following project titled, Truckee River Operating Agreement Hydrologic Engineering Services, identified under Solicitation ID: 10213332. Work is to be performed near 715 P St, Sacramento, CA 95814, USA in Sacramento County.

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General Project Description

The project seeks qualified firms to provide hydrologic engineering services to analyze hydrologic models, including supporting DWR staff in developing the California Guidelines for the Truckee River Operating Agreement (TROA). The services involve engineering and model analysis support, such as analyzing RiverWare operations, water accounting, and planning models. It also includes identifying and analyzing Truckee River system optimization scenarios, running ensemble models, providing recommendations for California Guidelines, and analyzing TROA documents for water exchanges and environmental flows. Additionally, the contractor will provide project management services, process development support, meeting facilitation, knowledge transfer, and develop written documentation and training materials for DWR staff. The work will involve coordination with multiple external partners.

General Bid Items

Quantity: LS Unit: LS Work Item: Engineering and Model Analysis Support for Truckee River Operating Agreement (TROA)
Quantity: LS Unit: LS Work Item: Project Management and Ancillary Support
Quantity: LS Unit: LS Work Item: Process Development Support
Quantity: LS Unit: LS Work Item: Meeting Support and Coordination
Quantity: LS Unit: LS Work Item: Knowledge Transfer and Training
Quantity: LS Unit: LS Work Item: Documentation and Training Materials Development
Quantity: LS Unit: LS Work Item: Modeling Tools Creation
Quantity: LS Unit: LS Work Item: Reports and Deliverables Production
Quantity: 250 Unit: PAGE Work Item: Reproduction
Quantity: 100 Unit: UNIT Work Item: Specimen container
Quantity: 10 Unit: UNIT Work Item: Field notebook

NAICS Classification

NAICS 541330 – Engineering Services (Providing hydrologic engineering analysis, model development, and water resource planning services)., NAICS 541620 – Environmental Consulting Services (Involvement in environmental credit water and related analysis for water management)., NAICS 541611 – Administrative Management and General Management Consulting Services (Project management, process development, scheduling, meeting facilitation, and knowledge transfer).

Records and Due Date

This bid opportunity was entered into BidAmerica on December 12, 2025, and was last updated on December 11, 2025. All bids and/or proposals are due on December 24, 2025.

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Legal Disclaimer

All bidders are responsible for reviewing and verifying all official bid documentation directly from the issuing agency. BidAmerica aggregates public bid information for advertisement purposes for contractors and government agencies convenience. This Notice of Invitation to Bid is for reference purposes only and is not an official or complete representation of any documents issued by Natural Resources Agency- Department of Water Resources. BidAmerica does not guarantee the accuracy, completeness, or timeliness of any information displayed and shall not be held liable for any errors, omissions, misinterpretations, or damages resulting from reliance on this summary. Contractors must obtain all official information—including plans, specifications, addenda, deadlines, submission requirements, qualifications, and bidding conditions—directly from Natural Resources Agency- Department of Water Resources prior to bidding.