Clean Power Hour
The Clean Power Hour podcast is speeding the clean energy transition. Tim Montague and John Weaver highlight clean energy innovations shaping the next generation of renewable energy sources. We discuss the latest solar PV, battery storage, wind, water, wave, and other low-carbon technologies. We answer the question: How can we decarbonize the economy? We promote the economic opportunity of electrifying everything - transportation, energy, industry, and the built environment. Let's speed up the clean energy transition together. Join the movement - www.CleanPowerHour.com
Episodes
424 episodes
CATL's Sodium Ion Battery Could Last 30 Years: Rebuild Your Storage Model Now
CATL unveiled its TENER Sodium energy storage system at Intersolar Europe in Munich, rated for 15,000 cycles to 70 percent state of health at room temperature. CATL frames that as a 25 to 30 year service life, and it takes only 34 modules to st...
The Engineering Gap Costing Solar Companies A Fortune #356
A single design error on a commercial solar project can cost $60,000 to $70,000 to fix. Scott Wyssling and Catherine Kelso of Wyssling Consulting explain what quality design actually looks like, why AI cannot replace a licensed engineer reviewi...
Battery Storage Fires: Myths, Facts, and What Actually Happens #355
Battery energy storage fire safety is one of the most urgent permitting challenges facing solar and storage developers in 2026. Mike Nicholas, Energy Storage Specialist and Fire Consultant at Hiller Companies, brings a rare perspective: he buil...
Solar Safe Harbor Court Ruling: What Developers Need to Know Now
A US federal court just ruled the IRS acted in an "arbitrary and capricious" manner on solar and wind safe harbor rules, shaking up project timelines for developers racing toward the July 4, 2026 deadline. Meanwhile, at the Shanghai...
They Put Solar on the White House. Here's What Solar Design Associates Learned #354
Solar & storage pioneers Solar Design Associates share 50 years of firsts on the Clean Power Hour. They put solar on the White House in 1979 and built the first community solar garden in America. Haskell Werlin and Steven Strong trace solar...
Clean Coalition's Craig Lewis on Microgrids, VPPs, and the Resilience Gap #353
Community microgrids and virtual power plants are two of the most misunderstood concepts in clean energy, and the gap between them is where billions of dollars in grid value are being left on the table. Craig Lewis, Founder and CEO of the Clean...
Can Homeowners Finally Afford Whole Home Backup? #352
Energy resilience for homeowners is the mission behind Energy Access Innovations, a multi-brand clean energy company building an end-to-end ecosystem for solar and battery storage. Nicole Tomasin, Chief Commercial Officer at EAI, joins Tim Mont...
Perovskite Tandem Solar: Breaking the 30% Efficiency Limit #351
Silicon solar is approaching a hard physical efficiency ceiling at 30%. Perovskite tandem solar is the only proven path through it. Joel Jean, CEO of Swift Solar, explains the technology, what the Meyer Burger acquisition brings, and where tand...
US Solar Has a Quality Problem: What Buyers Need to Know
A new report from Clean Energy Associates found that some solar module factories in their first year of production are hitting yield rates as low as 30%. That means 70% of modules coming off certain lines require rework before they ship. The fi...
Why Community Microgrids Are Illegal in Most of the US #350
Community microgrids are functionally illegal in most of the United States, yet climate-driven outages are getting worse. Cameron Brooks of Think Microgrid explains why wires laws block resilient grid solutions and what it costs us to keep bury...
Why Utility-Scale Solar Is Quietly Failing in 2026? #349
American solar manufacturing is getting a reboot. Dean Solon, founder of Create Energy and formerly of Shoals Technologies, sold 1 GW of product in Q1 of this year alone. In this episode, he walks Tim Montague through his vertically integrated ...
SDE's Approach to Solar Racking: What DG Installers Need to Know #348
Solar racking is one of the lowest-cost line items on a DG project and one of the highest-risk failure points. Kyle Sinclair, Co-founder and CEO of SDE (Sinclair Designs and Engineering), joins Tim Montague to explain how USA-made steel and 4-d...
LG Energy Solution Targets 50 GWh With 5 US Battery Factories
LG Energy Solution plans to bring over 50 gigawatt hours of annual battery manufacturing capacity online in the US by the end of 2026 across five facilities (MI, IL, AZ, OH, GA). The company also projects a 15% cost reduction on its next-genera...
This Microgrid Model Pays Businesses to Go Solar #347
San Diego pays the second-highest electricity rates in the United States, trailing only Hawaii, and peak-hour pricing from 4 pm to 9 pm runs up to triple morning rates. In this episode, Tim Montague sits down with Rod Matthews, President of Bre...
Why Most Battery Developers Fail at Zoning? #346
Eighty-five towns across New York state sit under battery storage moratoriums right now, and two of three Westchester County towns where Joe Tassone Jr. built successful battery projects in 2020 have since banned the technology outright. In thi...
California Batteries Just Killed Negative Daytime Solar Prices
John Weaver calls California's daytime pricing shift the story of the year. Battery demand has pushed wholesale solar prices from negative five cents per kilowatt hour up by 4.2 cents, adding around $10,833 of revenue to solar asset owners in a...
Women in Solar Construction: Why the Industry Is Failing Them? #345
One large solar company reported less than 1% of its field employees were women. The solar industry overall sits at 25 to 30% women across all roles, but the construction side drops to an estimated 1 to 3%. Riley Neugebauer, founder of Solar fo...
Why is USA Residential Solar So Expensive? The Real Reason U.S. Solar Is So Expensive #344
Solar modules once cost $8 per watt. Geoff Greenfield bought his first panels from a classified ad in Home Power magazine. Twenty-six years later, he leads an EPC division building 67 MW projects and negotiating 100 MW contracts.In this ...
How AI Agents Are Reshaping the Solar Industry Right Now? #343
A 10-person, three-month estimating process. Compressed into 12 hours by a single AI agent. That is what Jesse Anglen, co-founder of Ruh AI, is building for construction and solar companies right now. In this episode of The Clean Power Hour, ho...
The $65/kWh Incentive Making US Batteries Compete with China
US battery manufacturing capacity is set to hit 145 gigawatt hours by the end of 2026, enough to cover 100% of domestic grid storage demand. Tim Montague and John Weaver break down this milestone and seven more stories on this Clean Power Hour ...
Community Microgrids Are Proven. So Why Aren’t They Everywhere? #342
Billion-dollar weather emergencies hit the United States every 19 days. In the 1980s, they came every 90 days. The grid is still running, but communities are paying the price when it fails. Elisa Wood, founder of Energy Changemakers and host of...
Old Solar Panels Are a Gold Mine (Here's the Math) #341
Revenue from aging solar assets can now more than double through redevelopment. Matt Murphy, CEO of Flux Energy, joins Tim Montague on the Clean Power Hour to explain how. Murphy, a 20-year solar industry veteran and former Greenbacker executiv...
LG Ditches EV Batteries for Grid Storage. Big Signal.
LG Energy Solution and GM are converting their Tennessee EV battery plant to LFP production for the US grid storage market. The $70 million retooling signals a broader industry shift as EV demand in the US slows and grid storage demand accelera...
FEOC, ITC Phase-Out, and Storage: InterSolar 2026 Dispatch #340
FEOC compliance is the number one question solar buyers ask in 2026, and the answer determines which module manufacturers survive. In this episode, Tim Montague talks with Chris Lettman of Imperial Star, Benoy Thanjan of Reneu Energy, and the h...
Iran War Sends Natural Gas Prices Soaring: What It Means for Solar
Natural gas prices in Europe surged roughly 80% after the Iran war disrupted shipping through the Strait of Hormuz, cutting off 20% of the world's oil supply. On this episode of The Clean Power Hour Live, Tim Montague and John Weaver break down...
