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

Minnesota crossed by 50 oil trains a week, almost all in Twin Cities

Newly released details show trains pass close to state’s populated areas

Updated: July 27, 2014, - 10:35 AM

Where are sunniest places in Minnesota? U grads found out

Graduate students in the University of Minnesota’s geographic information science program mapped the solar energy potential for the entire state.

Updated: July 27, 2014, - 07:59 AM

U.S.: Remove or retrofit old oil tankers in 2 years

Bakken oil on ‘higher end of volatility,’ say Transportation Secretary Foxx

Updated: July 23, 2014, - 09:36 PM

Regulators asked to consider changes in Sandpiper pipeline path

State regulators are studying changes to address concerns about a proposed oil pipeline – but not an all-new route.

Updated: July 18, 2014, - 01:16 PM

Duluth-based Minnesota Power settles with EPA

Minnesota Power to pay a $1.4 million penalty and invest in cleaner technologies to settle dispute over coal plants.

Updated: July 16, 2014, - 09:16 PM

Obituary: Edwin Wingate, Dayton Hudson executive

Edwin Wingate, a human resources executive who helped a regional department store chain transform itself into retail giant Target Corp.,...

Updated: July 15, 2014, - 08:59 AM

North Dakota is poised for more growth in oil production

Crude supplies expected to rise 5 to 6 percent per month, but limits on flaring loom in 2015.

Updated: July 14, 2014, - 08:50 PM

Xcel board under scrutiny in Monticello cost overrun

Company denied claim that board’s role in “dysfunctional” process led to overruns on Monticello project.

Updated: July 12, 2014, - 06:06 AM

Xcel management blamed for cost overruns at Monticello nuke plant

A key question is whether Xcel’s customers or investors will pick up the $345 million in cost overruns. Xcel is pushing regulators to make ratepayers pay the entire cost of the Monticello upgrade.

Updated: July 09, 2014, - 05:49 AM

June 29: Higher blend of biodiesel -- 10% -- on its way

In a boost for the biofuels industry, Minnesota on Tuesday becomes the first state in the nation to mandate a 10 percent minimum blend of biodiesel in diesel fuel sold at the pump.

Updated: June 29, 2014, - 07:20 PM

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