Southern California Public Power Authority (SCPPA) is soliciting competitive proposals for standalone energy storage projects on behalf of its twelve member agencies (cities of Anaheim, Azusa, Banning, Burbank, Cerritos, Colton, Glendale, Los Angeles, Pasadena, Riverside, Vernon, and Imperial Irrigation District). This Rolling RFP seeks proposals for energy storage with commercial operation or delivery starting in 2025 and beyond with a minimum delivery term of one year. Respondents may propose various ownership structures including project ownership by SCPPA, energy storage purchase agreements with or without ownership options, resource adequacy agreements, or lease agreements with ownership options.
Proposals are accepted for projects within three balancing authority areas: California Independent System Operator (CAISO), Imperial Irrigation District (IID), or Los Angeles Department of Water and Power (LADWP) BAA. All types of energy storage technologies are open for consideration, including pilot and research and development projects. SCPPA members will provide charging energy with title remaining with the supplying member agency. Respondents are responsible for site control, obtaining all construction and environmental permits, managing environmental liabilities, and acquiring interconnection rights.
Key dates include an RFP issuance date of August 29, 2025, with the open submission period running through December 31, 2025. Clarification questions must be submitted by December 20, 2025, with responses due five business days after submission. Proposals may be submitted at any time during the rolling RFP period and will be reviewed within 30 business days of submittal. Interviews may be conducted as needed. All proposals remain valid for one year from the date of submission.
Proposal submissions must include transmittal letters with completed Stand Alone Storage Term Sheets, management proposals addressing respondent qualifications and experience, technical proposals detailing project specifications and delivery plans, and business proposals covering pricing structures, financing approaches, and credit support requirements. Respondents must demonstrate experience with similar projects completed within the past five years and provide current financial statements. Performance assurance in the form of letters of credit from U.S. banks with minimum credit ratings of A2/A or higher is required.