Mahi Solar + Storage - 120 MW solar + 120 MW / 480 MWh BESS (4hr), Kunia, Oahu - Stage 3 RFP
Largest renewable project in Hawaii at PPA signing. 25-year PPA with 10-year extension option (35-year total operating life). Postponed 2022 due to supply-chain crisis, re-selected in Stage 3 final award Dec 2023. PPA signed Nov 2025, sent to PUC for review. Will power ~40,000 Oahu homes. Site in Kunia working with Hawaii Farm Bureau on agrivoltaics. RFP: Stage 3 Oahu (original 2020 award; re-selected 2023 final award after 2022 postponement). Hawaii PUC docket: Stage 3 Oahu (SP21-412 Mahi Solar Land Use Commission). Expected/actual COD: Expected late 2028. Contract term: 25 years. Storage component: 120 MW / 480 MWh (4h duration).
Deal Value
120MW
Capacity
480MWh
Storage
Solar + Storage
Technology
HI
Location
Deal Details
- Deal Type
- Utility PPA
- Seller / Sponsor
- Longroad Energy
- Buyer / Financier
- HECO
- Offtaker
- HECO
- Stage
- Operating
- ISO/RTO
- HI
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