David Shaffer

Reporter | Energy and business
Phone: 612-673-7090
David Shaffer is a veteran reporter and editor for the Star Tribune, with more than three decades of experience on daily newspapers.

Recent content from David Shaffer

Xcel gets 427 solar garden applications in Minnesota

The projects in Minnesota, if all built, would have the combined output of a major power plant.

Updated: December 19, 2014, - 09:10 PM

Xcel opens door for community solar gardens

The utility will begin accepting applications from developers to construct solar parks, and many are expected to show interest.

Updated: December 19, 2014, - 01:26 PM

Allete Clean Energy acquires Iowa wind farm

The affiliate of Duluth-based Minnesota Power now owns four wind farms in the U.S.

Updated: December 18, 2014, - 09:29 PM

Utility regulators authorize Xcel generating projects

The state’s largest solar project and largest gas-and-steam project win regulator approval.

Updated: December 15, 2014, - 07:27 PM

Biofuel innovators look for a breakout

In a northeast Minneapolis laboratory, veteran chemical engineers think they have found a better way to produce biodiesel from waste...

Updated: December 13, 2014, - 02:00 PM

N.D. oil production hits a lull amid plummeting prices

N.D. officials said oil production in October declined by about 4,000 barrels per day to 1.18 million daily barrels compared with September. Drilling for new wells also declined.

Updated: December 13, 2014, - 06:08 AM

Chris Clark named Xcel's Upper Midwest division president

Christopher Clark takes over Jan. 1 and is a 15-year veteran of Xcel.

Updated: December 11, 2014, - 09:37 PM

As one solar company departs, another arrives in Minnesota

Solar Skies said it will close its Alexandria plant, while a Canadian company will open one in St. Paul.

Updated: December 10, 2014, - 08:06 PM

North Dakota regulators order treatment of crude oil for safety

A Minnesota official applauds the change, to make crude oil less volatile by reducing gases, but also said more can be done.

Updated: December 09, 2014, - 10:57 PM

Xcel says it doesn't owe nuclear contractor

Utility files reply and counterclaim in $45 million legal dispute over upgrade costs at Prairie Island Nuclear Power Plant.

Updated: December 04, 2014, - 05:36 AM

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