California lawmakers urge CPUC to enforce utility interconnection timelines
A coalition of 18 California legislators has formally urged the California Public Utilities Commission (CPUC) to enforce regulations under “Rule 21” regarding the interconnection of customer-sited solar and energy storage systems.
California sees sustained decline in natural gas use as solar output rises
California’s electricity mix is shifting as utility-scale solar generation nearly doubles its 2020 output and battery storage increasingly displaces natural gas during evening peaks, according to new data from the US Energy Information Administration (EIA).
California legislation sets new safety standards for battery storage
TWAICE says California’s Senate Bill 283 will shift developers’ focus from hardware redesign to proactive documentation and data-driven safety compliance.
US startup launches DC-powered solar water heater
California-based Apparent Inc. has unveiled a new water heater that can reportedly offset 100% of a home’s water heating cost. The system uses low-voltage DC electricity generated by conventional solar panels and a cloud based, machine learning platform that manages energy in real-time.
Off-grid solar tracker charges workplace EVs in California
Solaflect Energy says its Apollo dual-axis tracker system delivers off-grid electric vehicle charging for less than $0.10/kWh, with the first commercial units now operating in West Sacramento, California.
Enphase announces complete off-grid solar-storage system
Enphase Energy has introduced a complete off-grid solar and storage system that integrates batteries, microinverters, and generator control, with international rollout set for 2026.
Rondo Energy’s 100 MWh heat battery powered by 20 MW of onsite solar
Rondo Energy’s 100 MWh heat battery, powered by 20 MW of onsite solar, could store industrial heat by using low-cost grid electricity generated during sunny and windy hours, the company said.
New tech can tell if your EV will make it home
Researchers in California have created a new diagnostic metric that can reportedly predict if a battery can successfully power a specific task. The proposed model could be used in electric vehicles, unmanned aerial systems, and grid storage applications.
California enables flexible interconnection for solar and storage
California has introduced a flexible interconnection option allowing distributed solar and storage projects to connect without waiting for costly grid upgrades, though the required control hardware is not yet widely available.
California’s home batteries are replacing gas plants and saving hundreds of millions
Brattle Group analyzed a gigawatt-hour virtual power plant test that may be the world’s largest as part of its review of California’s distributed peak-shaving program.
