Covering the world of solar power technology, development and installation.
NorthStar Clean Energy powers on 120-MW Michigan solar project
21 Sep 2026 at 1:19pm
by Billy LudtNorthStar Clean Energy has completed its 120-MW Hart Solar Project in Oceana County, Michigan, which is generating enough clean electricity power more than 21,000 homes. Executive Energy Services and the Michigan Public Power Agency (MPPA) have signed power purchase agreements on portions of Hart Solar’s output. “Hart Solar is an important investment in Michigan’s energy…
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Trump-appointed judge restores $7 billion Solar for All program21 Sep 2026 at 12:17pm
by Kelly PickerelA federal judge has ruled that the Environmental Protection Agency (EPA) unlawfully canceled the $7 billion Solar for All program, striking down the agency’s decision to end a nationwide program designed to lower electricity bills and bring affordable solar power to families and communities across the country. “The court ruled the Trump administration never should…
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Texas records suggest OCI is bringing Elite Solar to Mission Solar Energy manufacturing site18 Sep 2026 at 4:03pm
by Kelly PickerelMission Solar Energy’s solar panel manufacturing site in San Antonio, Texas, considered one of the longest-running panel assembly operations in the United States, may soon receive a boost from a global manufacturer. Mission Solar has been making solar panels in the United States since 2014 and is owned by OCI Company, a South Korean chemical conglomerate…
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With one of the largest floating PV arrays in the US, Ohio village takes lead on solar power17 Sep 2026 at 1:44pm
by Kelly PickerelD3Energy has energized a 6-MW floating solar array on a village reservoir in Monroeville, Ohio. It is the largest floating solar system in the state and among the five largest in the country. Roughly one-third of Ohio’s 88 counties have restricted utility-scale solar since a 2021 state law gave them that authority, and townships keep…
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SEG Solar starts commercial-scale HJT solar panel production in Houston16 Sep 2026 at 1:29pm
by Kelly PickerelThe first heterojunction technology (HJT) solar panels have rolled off the production line at SEG Solar’s Tomball manufacturing site in Houston. The company opened the 4-GW facility last month. The Tomball site was designed for end-to-end digital management of manufacturing operations from order release and material flow to production execution. AI-enabled inspection and advanced production…
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GRID Alternatives returns to its 1st solar project 20 years later16 Sep 2026 at 1:07pm
by Billy LudtTwenty years ago, Bob and Lorrayne Murphy opened their home in San Carlos, California, to GRID Alternatives, a new organization working to make solar energy accessible to underserved communities. They were GRID Alternatives’ first clients. GRID Alternatives returned to that same home to upgrade the original solar installation this week. “This home is where our…
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Companies from different solar segments form alliance supporting small-scale PV16 Sep 2026 at 1:00pm
by Billy LudtA coalition of solar manufacturers, software companies, service providers and a community bank have launched the Strong Tail Solar Alliance, a partnership formed to lower costs and widen financing access for U.S. residential and commercial solar installers. Founding members include Bodhi, Climate First Bank, Scanifly, JA Solar, Damaris Solutions and Krannich Solar. The alliance is…
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SEIA is absorbing the Coalition for Community Solar Access16 Sep 2026 at 12:49pm
by Billy LudtThe Solar Energy Industries Association (SEIA) and Coalition for Community Solar Access (CCSA) announced that the two organizations will combine following approval from each organization’s boards of directors. Effective in early October, CCSA will integrate its team, resources and policy work within SEIA. Founded in 1974, SEIA is the largest national trade association for the…
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First Solar ends Sec. 337 investigation into competitors allegedly infringing on TOPCon patent16 Sep 2026 at 11:53am
by Kelly PickerelFirst Solar announced it has voluntarily withdrew its Sec. 337 complaint and will terminate the U.S. International Trade Commission (ITC) investigation into competitors allegedly infringing on First Solar’s TOPCon solar panel patent. The company said that the government’s Sec. 232 tariffs on polysilicon derivatives should help to “loose[n] China’s grip on a critical supply chain.”…
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85-MW solar tracker project comes online in Oklahoma16 Sep 2026 at 11:46am
by Kelly PickerelThe 85-MW Choctaw Fields Solar Project is now online in Oklahoma. The single-axis project was completed by Tango Holdings, a joint venture between Savion Equity and Ares Infrastructure Equity. A long-term virtual power purchase agreement (VPPA) has been executed with Cargill for offtake of the facility’s full solar energy generation. “This latest milestone in Oklahoma…
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Georgia Power installs 512-MWh BESS at Robins Air Force Base15 Sep 2026 at 7:22pm
by Kelly PickerelA four-hour 128-MW battery energy storage system was recently completed on Robins Air Force Base in Warner Robins, Georgia. The 512-MWh system, when paired with the nearby Robins Solar Facility, strengthens energy resilience within Georgia Power utility territory. “Seeing the Robins Battery Facility enter commercial operation is an important milestone for Georgia Power and for…
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2 nearby properties install rooftop PV for NJ community solar program15 Sep 2026 at 5:10pm
by Kelly PickerelHigh Street Logistics Properties has completed community solar projects atop two nearby rooftops, bringing a total of 2 MW of solar to New Jersey’s community solar program. The projects, developed by SolarKal, are at 3 and 5 Finderne Avenue in Bridgewater, New Jersey, spanning 204,000 ft2. Through New Jersey’s Community Solar Energy Program, the projects…
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Energy Understood. All Factored In.
Hydropower licensing needs a refresh – could this new bill do the job?
21 Sep 2026 at 7:09pm
by Sean WolfeThe U.S. Senate has passed the Hydropower Relicensing Transparency Act, aimed at improving hydropower licensing efficiency.
Look what DERs can do: 580 MW sent to the grid in largest-ever VPP dispatch
21 Sep 2026 at 3:34pm
by Paul GerkeDuring a heat wave on the evening of September 9, 2026, Sunrun and Tesla dispatched more than 580 megawatts to the California grid in the largest VPP demonstration to date.

AMI-enabled grid edge intelligence improves affordability for utilities
21 Sep 2026 at 2:15pm
by Prasanna VenkatesanAMI 2.0 closes the grid intelligence gap, helping utilities improve affordability, writes contributor Prasanna Venkatesan, CCO of Landis+Gyr.

How academic research and utility partnerships can enable grid modernization and decarbonization
21 Sep 2026 at 10:02am
by Jeremiah KarpowiczOn this episode of the Factor This podcast, we caught up with Clarkson University's Dr. Leo Jiang to get a sense of how utilities can leverage university research to modernize legacy assets, what it means to refine dynamic modeling, how to cultivate the technical talent needed for a resilient grid and much more.
Not the worst time for an AI data center to spill 5,500 gallons of backup fuel into a tributary | Factor This Brief
21 Sep 2026 at 9:55am
by Paul GerkeAn AI Data center dumps diesel fuel in New Jersey, Georgia Power starts operations on an Air Force base, Branch Energy raises $33M for its 'grid-in-a-box,' SRP approves the Marigold Energy Center, 38 Degrees North closes on community solar financing, and Excelsior sells two solar sites to Enel.

Hydropower licensing requirements have exploded. The industry says the grid could pay.
18 Sep 2026 at 8:26pm
by Bethany BashioumWith more than 12 GW of hydropower facing relicensing over the next decade, NHA says rising regulatory requirements could threaten existing generation.

Insights from the Wildfire & Weather Emergency Response Summit at DTECH Reliability & Resilience
18 Sep 2026 at 5:31pm
by Jeremiah KarpowiczThe severity and frequency of recent wildfires highlight the fact that conventional utility approaches to these challenges are no longer sufficient.

Is Trump’s EPA going too far? — This Week in Cleantech
18 Sep 2026 at 4:17pm
by Paul GerkeOn this episode of the This Week in Cleantech podcast, Jake Spring from The Washington Post discusses the EPA's move to repeal Biden-era limits on carbon pollution from power plants.

The largest US solar manufacturer is changing fronts in its patent war
17 Sep 2026 at 7:24pm
by Sean WolfeFirst Solar is recalibrating its patent enforcement strategy, withdrawing its Section 337 complaint, but continuing other lawsuits against solar manufacturers.

Winter storms Fern and Gianna tested the US power grid; 2027 could bring a bigger reliability challenge
17 Sep 2026 at 5:03pm
by Bethany BashioumGenerators performed better and winterization paid off, but a multi-day cold event exposed fuel and supply chain strains that rising demand will only intensify.

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