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High defect rates drag down solar performance and yield, finds report HelioVolta’s 2026 SolarGrade PV Health Report, based on inspections of nearly 8 GW across over 1,500 solar projects in the U.S. and Puerto Rico, found widespread safety and quality concerns, with 87% of projects requiring urgent corrective action and 8% facing critical issues.
Ryan Kennedy
1 hour ago
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Australia’s rooftop installs rise on back of battery rebate scheme Australia’s rooftop solar deployments increased by more than 7% last month with the latest data revealing that almost 312 MW of small-scale PV capacity was installed across the country in September 2026.
David Carroll
4 hours ago
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Eskom extends solar registration fee waiver indefinitely  The South African utility is removing registration-related costs for grid-connected solar installations up to 50 kVA in size until further notice.
Patrick Jowett
23 hours ago
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France’s largest battery goes online TagEnergy has inaugurated a 240 MW/480 MWh battery storage facility in northeastern France, the country’s largest operational BESS. The Tesla Megapack-based project provides grid-balancing services and is jointly owned by TagEnergy and Banque des Territoires.
Gwénaëlle Deboutte
24 hours ago
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Flooded solar plant in Japan catches fire after typhoon A solar plant east of Tokyo caught fire in late September after typhoon floodwater submerged its electrical equipment – a post-flood risk the Japanese government has warned about since 2018.
Brian Publicover
Oct 05, 2026
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China’s 700 MW Jintan salt-cavern CAES project completes full-system startup The two-unit non-fuel CAES project is now moving toward grid-connection testing and system commissioning.
Vincent Shaw
Oct 05, 2026
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EU grants cross-border solar, wind project priority status The Deploy project plans to build 180 MW of solar and wind in Poland, with the electricity generated to be converted into heat for industrial offtakers in Germany.
Patrick Jowett
Oct 05, 2026
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Securing power, controlling costs: How onsite solar and storage shield commercial users from grid volatility In an era of rising utility rates, grid congestion, and shifting power markets, commercial and industrial companies are increasingly turning to distributed generation. Mary Beth Mandanas, chief executive officer of Onyx Renewables breaks down how onsite solar and battery storage provide a physical hedge against gas price swings, lower structural energy costs, and deliver crucial speed to power.
Ryan Kennedy
Oct 05, 2026
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Battery storage paired with 37% of new U.S. residential solar systems in 2025 Battery storage was paired with 37% of new U.S. residential solar installations in 2025, up from 25% a year earlier, with adoption accelerating both in California and across other states.
MaryElizabeth Q. Mooney
Oct 03, 2026