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Modesto Irrigation District Electric Resources Request for Offers - Renewable Energy and Storage 2025

Modesto Irrigation District logoModesto Irrigation District
Due
Dec 31, 2026
49 days left
Posted
Jan 1, 2025
Contract term
10 years
Primary contact
Resource Planning And Development (rpd) Procurement

The 30-second brief

What they're buying

Modesto Irrigation District (MID) is soliciting competitive proposals on a rolling basis for renewable resources, carbon-free energy, and standalone energy storage projects to meet Renewable Portfolio Standard (RPS) needs. The District seeks cost-effective resources with commercial operation starting in Q3 2026 and beyond, featuring electric generating capacity between 5 MW and 50 MW, or standalone energy storage of at least 3 MW with a minimum 4-hour discharge duration. Eligible technologies include solar, wind, biomass, geothermal, and other CEC-certified renewable sources located within MID's service territory or delivered to Westley Substation or Tracy Substation (230 kV). Proposals may be structured as PPA with an option to buy, turnkey ownership, or intermittent dispatch basis, requiring WREGIS tracking and CEC certification. Submissions are accepted on a rolling basis via email to [email protected].

What you must deliver

Renewable energy generation, Carbon free energy, Standalone energy storage projects

How it's scored

Price, Energy Storage Characteristics, COD, Energy/Capacity Value Throughout Term, Project Location & Point of Delivery, Resource Capacity Factor/Generation Profile, Development Security/Performance Security Amounts, Qualification of Project Team and Renewable Energy Project Development Experience, Financial Stability of Project Owner, Project Schedule Description, Transmission Availability, Dispatch Flexibility

49 days left to submitDue Dec 31

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Summary

Modesto Irrigation District (MID) is soliciting competitive proposals on a rolling basis for renewable resources, carbon-free energy, and standalone energy storage projects to meet Renewable Portfolio Standard (RPS) needs.

The District seeks cost-effective resources with commercial operation starting in Q3 2026 and beyond, featuring electric generating capacity between 5 MW and 50 MW, or standalone energy storage of at least 3 MW with a minimum 4-hour discharge duration. Eligible technologies include solar, wind, biomass, geothermal, and other CEC-certified renewable sources located within MID's service territory or delivered to Westley Substation or Tracy Substation (230 kV). Proposals may be structured as PPA with an option to buy, turnkey ownership, or intermittent dispatch basis, requiring WREGIS tracking and CEC certification. Submissions are accepted on a rolling basis via email to [email protected].

EVALUATION CRITERIA

12
  • Price
  • Energy Storage Characteristics
  • COD
  • Energy/Capacity Value Throughout Term
  • Project Location & Point of Delivery
  • Resource Capacity Factor/Generation Profile
  • Development Security/Performance Security Amounts
  • Qualification of Project Team and Renewable Energy Project Development Experience
  • Financial Stability of Project Owner
  • Project Schedule Description
  • Transmission Availability
  • Dispatch Flexibility

REQUIRED DELIVERABLES

3
  • Renewable energy generation
  • Carbon free energy
  • Standalone energy storage projects

REQUIRED ATTACHMENTS

Project Application, Submittal Letter

Scope location
Modesto, CA

Questions about this RFO

How do I respond to this RFO from Modesto Irrigation District?

Review the full solicitation document for submission requirements, evaluation criteria, and deadlines. The submission deadline is December 31, 2026. The solicitation specifies required deliverables that must be addressed in your response. Be sure to include all required attachments as outlined in the solicitation. Submissions should be delivered to: [email protected]. For questions, contact Resource Planning And Development (rpd) Procurement.

Can small businesses or minority-owned firms bid on this RFO?

Most government agencies, including Modesto Irrigation District in CA, encourage participation from small businesses, minority-owned, women-owned, and disadvantaged business enterprises (MBE/WBE/DBE). Check the full solicitation for any small business participation goals.

What happens after the RFO submission deadline?

After the deadline, the issuing agency reviews all submissions against the stated evaluation criteria. This typically includes a compliance check, technical evaluation, cost analysis, and may involve oral presentations with shortlisted vendors.

Can I ask questions about this solicitation before submitting?

Yes, most solicitations allow vendors to submit questions during a designated period. The primary contact is Resource Planning And Development (rpd) Procurement. Questions and answers are typically shared with all prospective bidders.

What are the key deliverables?

The solicitation specifies the following deliverables: Renewable energy generation, Carbon free energy, Standalone energy storage projects. Proposals should clearly address how each deliverable will be met.

Show 6 more questions

What are the evaluation criteria for this solicitation?

This solicitation includes specific evaluation criteria that will be used to score proposals. The criteria include: "Price, Energy Storage Characteristics, COD, Energy/Capacity Value Throughout Term, Project Location & Point of Delivery, Resource Capacity Factor/Generation Profile, Development Security/Performance S..." Vendors should carefully align their proposals with each criterion to maximize their score.

Where can I find more RFPs from Modesto Irrigation District?

All active and historical solicitations from Modesto Irrigation District are tracked and searchable. As a utility district agency, Modesto Irrigation District regularly publishes solicitations. Visit the agency profile to see current open bids, past contracts, vendor relationships, and decision-maker contacts.

What is the contract term for this solicitation?

The anticipated contract term is 10 years. Contract terms may include renewal options.

Is this solicitation still open for submissions?

Based on the posted deadline of December 31, 2026, this solicitation appears to still be accepting submissions. Deadlines may change through amendments or addenda, so always verify the current status directly with the issuing agency before preparing your response.

What documents are required to bid on this RFO?

Requirements vary by solicitation, but common documents include a technical proposal, cost/price proposal, proof of insurance, relevant certifications, past performance references, and any forms specified in the solicitation. This solicitation specifically requires the following attachments: Project Application, Submittal Letter. Review the full document from Modesto Irrigation District for the complete list.

What is the scope of this project?

This solicitation defines a specific project scope. The scope covers the following locations: Modesto, CA. Review the full solicitation for detailed scope requirements.

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