News from North America

News about the hydro market in the U.S. and Canada, including studies of development potential, plant rehabilitation work and new technologies.

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Latest North America News

Dam Safety & Security

05/20/2014

Collection of articles covering safety and security of dams and civil structures for May 2014

R&D Forum

05/20/2014

Research reports and study findings related to hydropower from May 2014

Evaluating the Hydropower Benefits of Raising a Dam

05/20/2014

Faced with level restrictions in the reservoir, the El Dorado Irrigation District commissioned a study of its El Dorado Forebay Dam to gain back lost generation from the 20-MW powerhouse. Results indicated a 10-foot raise could increase average annual revenue by 5.7% and emergency water supply by 18 times.

Replacing an Aged Woodstave Penstock

05/20/2014

The 40-plus-year-old penstock supplying water to the 29-MW Rocky River pumped-storage plant was replaced with a smaller-diameter pipe that actually increases water flow to the plant, boosting power generation.

Identifying a Guide Bearing Rub Using Vibration Analysis

05/20/2014

When commissioning a hydro unit, proper use of vibration monitoring can help identify problems such as a rub on the guide bearings. Catching issues early can allow the problem to be fixed quickly, preventing units from operating inefficiently and limiting unplanned outages.

Hydro Currents

05/20/2014

The top hydroelectric power news for May 2014

Perspectives: All In for Hydropower

05/20/2014

I've observed and reported on numerous notable events in the hydropower industry over the past 24 years. Sometimes I catch myself wondering: "Have I seen it all?"

Testing to Improve Fish Passage through the Ice Harbor Turbines

05/20/2014

Substantial efforts are under way at the U.S. Army Corps of Engineers' 603-MW Ice Harbor hydropower project in Washington State to improve survival of juvenile salmon and steelhead passing through the turbines.

Brookfield acquires remaining 67% of Pennsylvania's 413-MW Safe Harbor hydropower project

05/19/2014

Brookfield Renewable Energy Partners L.P. and its institutional partners have entered into an agreement to acquire the remaining interest in the 417-MW Safe Harbor hydropower plant.

Corps awards engineering contract for dams, other works in Mississippi Basin region

05/19/2014

The U.S. Army Corps of Engineers has awarded a contract worth US$9 million to CDG Engineers Architects Planners Inc. to work on dams and other projects in the Mississippi Valley and the Midwest.

Significant changes proposed to Endangered Species Act criteria

05/16/2014

The U.S. Fish and Wildlife Service and National Oceanic and Atmospheric Administration’s National Marine Fisheries Service are proposing changes intended to improve implementation of the Endangered Species Act.

FERC denies small conduit designation for project on New York canal system

05/16/2014

The Federal Energy Regulatory Commission has rejected a request to declare a proposed project on the New York State Barge Canal System to be a small conduit hydro project excluded from FERC jurisdiction.

Units at Minnesota Power's 72-MW Thomson hydropower plant to be back on line soon

05/15/2014

Generation at Minnesota Power's 72-MW Thomson hydropower plant could resume early this summer, according to an update provided during the company's annual meeting of shareholders earlier this week.

U.S. seeks cavitation repair at 6,809-MW Grand Coulee, 428-MW Hungry Horse hydro projects

05/15/2014

The Bureau of Reclamation seeks bids for turbine runner cavitation repair at the 6,809-MW Grand Coulee hydroelectric project in Washington and the 428-MW Hungry Horse hydro project in Montana.

Canadian News

05/15/2014

The latest hydropower industry news from Canada from May 2014

Marine Hydrokinetics

05/15/2014

News related to the marine hydrokinetics industry in North America for May 2014

Industry News

05/15/2014

News on hydroelectric power, pumped storage and more for May 2014

U.S. seeks fixed cone valve for West Virginia's Summersville Dam

05/14/2014

The U.S. Army Corps of Engineers seeks bids to supply a fixed cone valve to Summersville Dam on the Gauley River in West Virginia.

Grant PUD releases initial report on Wanapum Dam fracture

05/14/2014

A mathematical error made during the pre-construction design of Wanapum Dam was the primary contributing factor in creating a spillway fracture discovered earlier this year, Grant County Public Utilities District said.

Kaukauna Utilities completes upgrade to Badger small hydroelectric plant

05/14/2014

Kaukauna Utilities marked the completion of an overhaul to its Badger small hydropower project earlier this week with a formal dedication ceremony.

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