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

Oct. 29, 2013: E15 fuel arrives in Twin Cities

Minnesota corn growers, who stand to benefit from increased ethanol sales, are helping to clear a barrier to E15 by subsidizing the expensive upgrades to gas pumps so they can dispense higher-ethanol fuel.

Updated: October 29, 2013, - 07:57 AM

Oct. 25: More rate hikes on the way

Despite rate hikes in each of the past three years, the utility serving 1.2 Minnesota electric customers says it needs to collect more revenue to cover $1 billion a year of investments in Xcel’s system.

Updated: October 25, 2013, - 09:31 AM

Grand jury adds new charge against former Bixby CEO Walker

A grand jury added witness tampering to 16 other counts against Robert Walker in a clean-coal tech fraud.

Updated: October 24, 2013, - 09:34 PM

Obituary: Ann Hersey Zellen cookbook author, arts patron

Ann Hersey Zelle, a patron of the arts, author of cookbooks and former co-owner of a kitchen store in Minneapolis,...

Updated: October 24, 2013, - 08:19 PM

Oct. 21, 2013: Sherco Unit 3 back in service

Xcel Energy's coal-fired Sherco Unit 3 in Becker, Minn., had been offline since 2011 after a catastrophic accident and a 22-month repair effort costing more than $200 million.

Updated: October 21, 2013, - 08:51 PM

Scientists in Minneapolis test turbines that get power from water

Scientists at the St. Anthony Falls Laboratory are helping a New York company test its submerged turbines that generate power...

Updated: October 19, 2013, - 02:00 PM

Oct. 19: Xcel defends expensive nuclear upgrade

Improvements to its Monticello nuclear power plant cost more than double the original estimate.

Updated: October 19, 2013, - 11:11 AM

Nuclear upgrade cost still a value for customers, Xcel says

Xcel says that the $655 million upgrade to its Monticello nuclear power plant is still a good investment despite costing...

Updated: October 18, 2013, - 05:31 PM

Sept. 29: Easing corn prices give relief to ethanol industry

The bottom line improved for many ethanol producers in the last quarter, and industry experts say the outlook is good...

Updated: October 18, 2013, - 11:06 AM

Oct. 18: Xcel wins approval for 4 Midwest wind farms

Xcel is eager to complete the projects to meet deadlines to receive federal tax credits.

Updated: October 18, 2013, - 05:16 AM

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