Recent content from David Shaffer
Earth-ripping work has helped restore more than 60 miles of trout streams in the past five years in western Wisconsin and southeast Minnesota. The big machines strip away thick layers of bank sediment that destroy trout habitat.
Public agencies in Minnesota joined to seek out competitive project bids.
The Great Northern Transmission project will be the state's second 500-kilovolt line when it is completed.
Once a booming business, the loading of crude oil at more than a dozen North Dakota rail terminals now faces a financial squeeze.
Power Over Time Inc. is applying two-way communication, cloud computing and smart controls to even out peaks, valleys on electric-grid usage.
If the low crude prices persist, several drillers could be ripe for bankruptcy, state official said.
Despite a Supreme Court stay on EPA rules, Minnesota says it will develop plans to limit carbon and pursue energy initiatives
The downturn in the ethanol industry isn't as bad as four years ago. But ethanol is selling into a U.S. gasoline market where prices recently hit a seven-year low thanks to the worldwide crude oil glut.
Kirsten Tjosaas, recently fired by Fagen Inc., is cooperating in the investigation, her attorney said.
Regulators reject Minnesota Power's offer of lower electric rates to iron mines and pulp mills, but plan may be revived.
The Brattle Group study says that the nation's 50 million residential electric water heaters can address bigger challenges such as storing intermittent renewable energy from wind farms and solar arrays.
The 3-year project in Rosemount targets efficiency, reduced emissions
Great River Energy plans a solar project near Buffalo, Minn., but NextEra's giant project near Marshall, Minn., will get further study.
The pipeline company claims that the procedures will unfairly delay project.
Other utilities aren't as hopeful, ask U.S. Supreme Court to intercede
The Minneapolis-based utility said it met or beat its annual earnings guidance for the 11th straight year.
Commissioners concerned by cost of Minnesota Power's plan.
2015 was the third-biggest year for expansion in the United States
The $180 million power project is planned for leased farmland in Chisago County.
Minneapolis start-up Verterra Energy has patented a horizontal turbine to harvest hydropower without a dam.
More bankruptcies are expected as drilling declines due to low prices.
The Center for Energy and Environment, a Minneapolis-based nonprofit that promotes clean energy and conservation, said Thursday that it has hired a new president to…
Despite $356M in upgrades, the coal-powered plant may not be allowed to run at full capacity.
Investment will help sales; new investors include Goldman Sachs & Co.
Arch says it will keep shipping; Minnesota utilities don't foresee problems
After slow start, Connexus offered monthly payment option and business jumped
Clayton Rein, a Twin Cities real estate developer and property manager who owned art galleries, pioneered the renting of artwork for corporate offices and founded…
Consumer advocates have won a battle over excessive profits by utilities with transmission lines that deliver electricity across the Midwest. In a ruling that calls…
Eight major projects are planned, but some lament the loss of green fields.
Consumer advocates question Minnesota Power's plan to shift electric costs from big industry to residential customers.
Enbridge Energy fears delays to its plan for northern Minnesota.
The inquiry is focused on a loan to a Wayzata firm.
Nuclear power costs, other investments are factors in the 5.5 percent boost, which takes effect on Jan. 1.
Judge denied request to stop Enbridge from bringing in more Canadian oil.
With prices at seven-year low, production keeps declining, despite slight jump in October
Study findings come as regulators face key decisions on Minnesota pipelines
Utility is leader in wind power, and investments are paying off.
With no fanfare, the switch was flipped on the Minnesota's newest and largest solar power generator
More biofuel will be required to be blended into the nation's fuel supply next year, but the ethanol industry isn't entirely happy about it.The U.S.…
The sudden drop in temperature in the discharged cooling water resulted in a fish kill in the Mississippi River.
Small investors stand to lose their investment in the Minwind project.
Annual profit declines 28 percent for the nation's largest farmer-owned cooperative.
Temporary rerouting sends more past Target Field and through downtown Minneapolis.
Gasoline prices in Minnesota are slipping below $2 per gallon, and experts say they're headed even lower.
Taking guests for a spin, Pat Garofalo says new technology is wave of transportation's future.
One of the nation's leading builders of renewable energy projects and transmission lines sees a business opportunity in large battery storage.
Companies benefitted from increased demand, but tighter margins are expected to stay over the next year.
For most consumers, shared solar is new territory, with its own rewards and risks.
Minnesota Power is proposing lower electric rates for mines, mills; residential rates would rise 14.5%.
The program is a response to customers, especially corporations, that want to be powered by wind and solar.
The rejection of Keystone XL is a setback for North Dakota’s oil industry, even though falling oil prices and the drop in Bakken drilling and…
By 2018, a typical electric customer's annual electric charges would be $132 higher if state regulators approve the 9.8 percent increase sought by the company.
Recent rate hikes in Minnesota, North Dakota and South Dakota are contributing to the utility's bottom line.
A software problem with solar arrays curtailed energy production during late summer.
The state Department of Administration is seeking bids for power from shared solar projects planned in Xcel Energy's Minnesota region.
The largest rail hauler of Bakken crude oil recently disclosed a shift in traffic that sends trains through western suburbs.
The federal appeals court will see if a Minnesota law violates interstate commerce.
Enbridge Energy, state PUC seek review of ruling requiring environmental impact statement for Sandpiper crude oil project.
The upgrades aim to extend the life of the 1970s-era power plant.
The federally subsidized plant is generating less electricity, more odor.
Utility's five-year project promises better lighting, savings for cities.
Production has declined in five of the past eight months as the industry tries "to weather the storm."
Clean energy developers complain the rules are unclear, and Xcel Energy is to slow connecting solar projects to substations.
Emery Bulinski, an entrepreneur who moved to Ely, Minn., after World War II and owned the former Snowbank Lodge and at least a dozen other…
The utility looks to replace two of three coal burners at its Sherco plant with natural gas unit by 2026.
The Sandpiper pipeline remains on hold while Line 3 has similar environmental concerns.
About 1,300 community sites are waiting for approval in Xcel's Minnesota service area.
An investment of $5 million is planned at the isobutanol plant in Luverne, Minn.
The company, which loads oil trains, must submit a plan by Oct. 14 to stay in NYSE's small-cap exchange.
Opponents asked a judge to stop the increased flow from a Canadian line.
State regulators' recent decision to limit the number of solar gardens per site — a change sought by Xcel and supported by some solar developers — has clouded the prospects for corporate and institutional deals.
Gas prices hit an 11-year low just in time for holiday travel; they could drop even further this fall.
Due to delays, shared projects are unlikely to be built this year, energy companies say
Minnesota PUC is not obligated to revisit its June decision.
Clean Power Plan has incentives for states to work jointly on carbon emissions.