Recent content from David Shaffer
Oversupply and low prices in the steel market are blamed for the 6-month furloughs.
Contractors in Monticello, the report says, didn’t follow testing protocol on casks holding nuclear waste.
The Zeus truck now exists in a set of plans. The goal is to build a prototype and sell to utilities.
The nation’s first new corn ethanol plant in more than five years — in Spiritwood, N.D. — has gone into commercial operation, its owner said.
A Minnesota electric cooperative has devised a unique business model for solar power: install the panels on city-owned properties and, in return, the city government…
Northern Minnesota cities along the route will get a say before a state review.
While it waits for Xcel Energy to complete a review, the state’s sixth-largest solar project isn't generating a single watt of solar energy.
Clean-energy advocates oppose the coal-burning units in Becker.
The long rampup after a major upgrade is done and the Monticello nuclear plant is running full.
Fewer rigs are drilling for oil, but they are more efficient, helping to keep up production amid low crude prices.
Bills for residential customers will go up a little more than 1 percent by November.
The electric utility serving the Iron Range says it can purchase power for less money off the power grid as it shifts away from heavy reliance on coal.
Robert Behrens, a preservationist and craftsman who restored historic homes in Crocus Hill and other St. Paul neighborhoods, died Thursday after battling prostate cancer for…
The PUC ruling will stifle some firms’ plans for bigger projects.
Xcel Energy has objected to solar energy companies’ plans for multiple side-by-side projects.
Minnesota’s oldest oil refinery sees a bigger future with Bakken crude. The refinery on the banks of the Mississippi River in St. Paul Park plans…
The explosion in Glenville injured two workers.
As oil prices remain weak, number of rigs in the state is lowest since 2009
Apartment residents are focus of planned solar garden.
Searchers had been looking for Kyle Bufis, formerly of Maple Grove, who got caught in a storm on Thursday.
Minnesota’s mining companies could see relief in their electricity bills.
Other cities are looking at cost-saving deals with solar developers to offset electricity for government buildings and operations.
The 5-0 vote by the state Public Utilities Commission grants pipeline developer Enbridge Energy a certificate of need to construct the $2.6 billion Sandpiper pipeline from the Bakken to Superior, Wis.
The contractor that made upgrades to the Prairie Island nuclear plant said it had been stiffed by Xcel Energy, but it got $10 million less that what it said it was due.
Enbridge told regulators Wednesday that its proposed pipeline across northern Minnesota can be operated safely.
But the federal agency pushes back, saying the industry’s rhetoric don’t match the reality of the fuel market.
But the federal agency pushes back, saying the industry’s rhetoric doesn’t match reality.
It is the second ethanol plant the Minnesota farmer-owned co-op has purchased in a year.
Farmers who own the Corn Plus ethanol plant in southern Minnesota refused to sell it — and are reinvesting so it can compete
Large arrays of solar panels that track the sun’s daily movement were approved at 21 sites across Minnesota to serve Xcel Energy electric customers.
The new rates, which take effect in about two months at Xcel Energy Inc. and two other utilities, could shave 40 percent or more off the cost.
But small-scale solar power generators face fees from municipal and cooperative utilities.
The utility will use them to inspect power lines and other energy structures, but only within the operator’s line of sight.
Settlement will end a lawsuit over haze affecting Voyageurs and Isle Royale national parks.
The route of Minnesota Power's 220-mile transmission line from Canada to Grand Rapids is still to be decided.
After a weak start to 2015, industry sees strong exports, more fuel consumption.
No one was hurt in the spectacular derailment and blaze near the tiny town of Heimdal, but it comes as Minnesota officials debate spending for rail crossings.
The latest acquisition, in Pennsylvania, comes less than a month after the company signed a deal to buy a wind farm in southwest Minnesota.
New federal figures for February show that 52 percent of the East Coast’s crude oil arrived by trains, the highest ever, and that most came from the Midwest.
Transmission lines will help ease wind energy bottleneck.
Worried about increasing oil train traffic, the U.S. and Canada ordered cars to have thicker shells, more insulation and better valve structures.
The utility will complete the project being developed by Edina-based Geronimo Energy.
Twelve cooperative power companies will acquire the assets and 43,000 customers of the investor-owned utility.
The step, aimed at corporate projects, would cancel more than 80 percent of those proposed.
The $2.1 billion pipeline would replace 1960s-era one across 337 miles of northern Minnesota.
Dakota Electric, the state’s second-largest retail electric cooperative, won regulatory approval Thursday to raise electric rates by 1.9 percent overall for its 103,000 customers in…
Minnesota’s 10 percent blend has hurt trucking firms, carmakers and the oil industry, the lawsuit says.
The St. Paul college joins St. Olaf College in Northfield, Minn., in going carbon-free.
Low oil prices have reduced the pace of drilling for Bakken oil and gas, and more wells are being left uncompleted, awaiting better times.
A PUC ruling is still ahead, but the opinion is a blow to environmentalists who oppose the Sandpiper project.
Outbreak spreads to three more counties, with 13 farms affected in all
The number of oil-drilling rigs in North Dakota has fallen to the lowest level in six years, triggering an estimated 3,000-4,000 oil field job losses that could get worse, a top state official said Thursday.
House bill would let utilities decide which renewable energy sources are cheaper.
As drilling rigs go idle, ripple effect means Minnesota, Wisconsin mines expect shipments to drop significantly
The overall electric rate increase is well short of earlier projections; specific rates for residential and businesses customers won’t be known for weeks.
The new speed limit will be 35 miles per hour, down from 40 mph in the Twin Cities.
Regulators approved the increase, but Minnesota customers of the power company won’t know the full effect on their bills for several weeks.
CEO Al Monaco sees no reduction in planned investments, and says Sandpiper and other oil pipeline projects are still needed.
Some neighbors worry about property values while cities say solar parks could jeopardize growth plans.
Maureen Flahaven, a civic leader and activist who played important roles working for DFL candidates, promoting Minnesota and rebuilding St. Paul’s downtown sports arena, died…
The proposal, which relies on legislative approval of a new annual assessment on the four major railroads in Minnesota, would fund major rail improvements in Coon Rapids, Moorhead, Willmar, and Prairie Island.
Xcel Energy had raised concern about large projects but must proceed under current rules.
But Utilities Commission said company can’t collect profit on cost overruns.
The utility said many proposed community solar projects are so big that they should be competitively bid.
Minnesota’s solar power production will skyrocket.
Advisers to the study criticized sampling research borne out of the rate of Iron Range miners dying from mesothelioma.
A research update by the Minnesota Health Department says 101 mine workers since the 1930s contracted a rare, usually deadly cancer called mesothelioma.
But the five-year, $5 million study doesn’t fully answer question of whether the needle-shaped fibers in taconite dust are linked to mesothelioma.
Six-year study found that workers exposed to high levels of airborne mineral fibers were more than twice as likely to develop the cancer.
In a northeast Minneapolis laboratory, veteran chemical engineers think they have found a better way to produce biodiesel from waste grease.
Many plans are getting around a requirement that they stay small, and Xcel says these big projects could cost ratepayers.
Low gasoline prices are easy on consumers but hard on the industry.
The clash is over interstate sales of coal-fired electricity.
Judge conducting inquiry cites management flaws as work at Monticello nuclear power plant ultimately cost twice what was projected.
Customers or investors will pay millions for work.