U.S. Energy News

All-renewable grid will need lots of storage

GRID: The polar vortex showed the U.S. needs to scale up battery storage far beyond what’s projected to meet high demand with 100 percent renewables, an analysis finds. (InsideClimate News)

• An oversight agency rules that a Texas solar company did not provide the service or savings promised to customers in Puerto Rico. (Centro de Periodismo Investigativo)
• A Virginia bill awaiting the governor’s signature would raise the state’s net metering cap for electric cooperatives. (Energy News Network)

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COAL ASH: South Carolina utility Santee Cooper says it pumped mud from a coal ash pit into the Waccamaw River by mistake. (Post and Courier)

STORAGE: Tesla’s Powerwall home batteries are in short supply among solar panel installers, according to a survey. (CNBC)

• U.S. senators introduce a bill to authorize offshore wind energy development in U.S. territories including Guam and Puerto Rico. (Wind Power Engineering)
An offshore wind developer says two power plant sites on New Jersey’s coast could enable it to connect to the grid. (Press of Atlantic City)

EFFICIENCY: Iowa regulators approve MidAmerican Energy’s five-year efficiency plan, which provides fewer resources for customers to cut energy use. (Energy News Network)

• Former Vice President Al Gore meets with Union Hill, Virginia residents trying to stop Atlantic Coast Pipeline developers from building a compressor station in their community. (Associated Press)
• A D.C. circuit court rejects environmental groups’ challenge to FERC’s approval of the Mountain Valley Pipeline. (S&P Global)

• The CEO of electric pickup truck startup Rivian discusses the vehicle’s technology and plans to bring it to market by late 2020. (Greentech Media)
• Minnesota transportation officials call for 20 percent of all cars, SUVs and light-duty trucks to be electrified by 2030. (Minnesota Public Radio)

TRANSPORTATION: The Trump administration threatens to make California pay back $2.5 billion in federal funds that it has already spent developing the state’s high-speed rail network. (CNN)

• Top Trump administration officials sought to export nuclear power technology to Saudi Arabia despite warnings from White House lawyers that it could be illegal or unethical. (New York Times)
• Georgia regulators postpone hearings on the Vogtle nuclear plant’s timeline and increase funding for independent monitoring of the project. (Atlanta Journal-Constitution)

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Hawaii is becoming a proving ground for integrating solar, wind, geothermal and other renewable energy sources into the grid. (Bloomberg)
A Wisconsin conservative who spent 10 years arguing against renewables tells state lawmakers it’s time to embrace the industry as costs decline. (Wisconsin State Journal)

• U.S. sanctions on Venezuela could hurt the output of oil refineries in Louisiana, an energy professor says. (The Conversation)
• Wind and solar projects are under attack by the oil and gas industry, says an energy policy think tank. (Energy and Policy Institute)
• As PG&E moves through bankruptcy, renewable energy providers should brace for collateral damage, says a managing director at an investment bank for clean energy projects. (Utility Dive)

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