Solar Supplied 98% of New U.S. Power in September: FERC

America’s power buildout has a new MVP, and it’s the sun. Newly published data from the Federal Energy Regulatory Commission (FERC), reviewed by the SUN DAY Campaign, show solar accounted for more than three-quarters of new U.S. generating capacity added in the first nine months of 2025. In September alone, solar was a near‑clean sweep: … Continue reading Solar Supplied 98% of New U.S. Power in September: FERC