How to bid on CalSim Model Development and Application for CA Water Resources

What the agency is buying

The California Department of Water Resources is looking for services related to CalSim model development and application. This is an opportunity for businesses with expertise in professional services to support water resource management in California.

Key dates and deadlines

The deadline to submit your response for this solicitation is September 15, 2026, at 5:00 PM ET. It is important to submit all required documents and information before this time, as late submissions may not be considered.

Who this opportunity suits

This opportunity is suitable for firms specializing in professional services, particularly those with experience in modeling and application within water resource or environmental sectors. Vendors should be prepared to offer expertise in CalSim model development and its practical application.

The solicitation number is 10220250.

How to respond

To access the solicitation, you need to go to Cal eProcure, California’s eProcurement portal. You can view the posting and its associated documents without needing an account. However, to submit your response, you will need to sign in to Cal eProcure. A free sign-in is required for submission.

The full description, documents, and instructions on how to respond are available on the California State Contracts Register posting.

Tips for a competitive response

When preparing your response, ensure you clearly demonstrate your firm's experience and capabilities in CalSim model development and application. Highlight any relevant past projects or expertise that directly align with the Department of Water Resources' needs.

Pay close attention to all instructions provided in the solicitation documents. Organize your submission clearly and concisely, addressing all requirements. Proofread all materials to ensure accuracy and professionalism before the deadline.