Kauai Island Utility Cooperative, AES Pursue Nation’s First Solar-Powered Pumped Hydro Project

Kauai Island Utility Cooperative and AES Corp. have executed and filed a power purchase agreement with Hawaii regulators to develop a solar-powered pumped hydro storage project the utility says will bring its total resource mix above 80% renewables. The West Kauai Energy Project could come online in 2024.

Clean Water Act Covers Groundwater Discharges, Supreme Court Rules

In a 6-to-3 ruling, the court rejected arguments by a county in Hawaii and the Trump administration that only pollution discharged directly into navigable waters requires permits.