Related Links: D.C. Water Undertakes Three Major Environmental Projects DC Water Fact Sheet on Biosolids Project The District of Columbia's water and sewer authority is coming close to finalizing work on its $470-million biosolids project. George Hawkins, DC Water's general manager, says the 90%-complete project should be up and running by late summer or early fall.The system will convert wastewater sludge from the Blue Plains advanced wastewater treatment facility, which currently treats approximately 370 million gallons a day of wastewater, into a Class-A biosolid using thermal hydrolysis. The process is a proven technology in Europe but has never been used
Photo Courtesy of Ethiopian Electric Power Corporation The controversial Gibe III dam is nearly 75% complete. Related Links: Gibe III project website Sean Avery's original study Construction of the $2-billion Gibe III dam in Ethiopia could have harmful effects on one of Africa’s largest lakes, according to a study commissioned by the African Development Bank.But in a March interview with London’s Guardian newspaper, the Ethiopian ambassador disputed the study’s conclusions.The report says filling the dam’s 16.26-cu-kilometer reservoir would require massive removals of water from River Omo, which feeds Lake Turkana, Africa’s fourth-largest lake, in neighboring Kenya.The storage volume is equivalent
Related Links: Description of early outline of the Marmay Railway project, circa 1860 Article on opposition to the $7 billion Canal Istanbul Turkey is going through an intensive infrastructure buildup, with the majority of funds going toward ports, bridges and tunnels as well as a massive artificial waterway.Following the growth of the past decade, which saw the number of the country's ports double, some of the biggest infrastructure projects are still in the planning stages.Despite the unrest of recent months, Turkey still has high ambitions for continued growth. The country has grown, from 2003 to 2012, at an average annual
Strike disruptions on a water project in South Africa, contracted to global infrastructure development firm Aveng Group, will push back the job's completion for yet another three months. Previously, the project was delayed for a year.Aveng Group subsidiary Grinaker LTA has said the labor disruptions related to worker pensions and benefits at the Mokolo Crocodile Water Augmentation Project contributed to a $9-million drop in company profits for the six months that ended last December.The project, which is being implemented by South Africa-owned Trans-Caledon Tunnel Authority, entails the phased construction of two main bulk raw-water transfer systems as well as associated
Related Links: Duke Energy's Dan River page NCDENR page on spill The two stormwater pipes that caused the early February release of as much as 39,000 tons of coal ash into the Dan River in North Carolina have been plugged.But while damage to the downstream environment is still being assessed, the event appears certain to have far-reaching effects for the utility that owns the site and the state agency that regulates it.In the weeks since the leak was first discovered on Feb. 2 at a former Eden, N.C., coal-fired powerplant owned by Charlotte-based Duke Energy, the U.S. Attorney's Office in
Photo Courtesy of Malcolm Pirnie/CH2M Hill Joint Venture Each of the 56 UV units has a 40-million-gallon-a-day capacitysaid to be the largest built to date. Related Links: 2013 Best of the Best Projects Winners 2013 ENR New York's Best Water/Environment Project Winner New York City's $1.3-billion new water system stands as the world's largest-capacity ultraviolet disinfection plant. It is also the country's largest unfiltered surface-water facility, treating and controlling the flow of 2.2 billion gallons of drinking water every day.The project included several firsts, including the installation of equipment thought to be record-setters for size. For example, each of the
Related Links: Clean Water Declaration List of organizations supporting clean water declaration Outraged by rising water pollution in their state, Florida environmental groups are pushing to make protection of the state’s water resources a priority in the 2014 legislative session, which begins on March 4.In the past year alone, record numbers of dolphins, manatees and pelicans have died in the Indian River Lagoon. Investigations placed the blame on pollution from a 146% artificial expansion of the lagoon’s watershed and rapid coastal development.In the same period, heavy rains have increased the water level in Lake Okeechobee, forcing the U.S. Army Corps
Rendering courtesy BC Hydro Design includes an auxiliary spillway (at left) as a safety feature. Map courtesy BC Hydro Site C is in northeast British Columbia, near the W.A.C. Bennett and Peace Canyon dams. Related Links: Site C panel chairman exasperated by mountains of BC Hydro documents Site C dam protesters preparing to descend on Victoria BC Hydro engineers are disputing accusations that a proposed CA$7.9-billion ($7.2 billion) dam in northeastern British Columbia will damage wildlife migratory routes and trample on First Nation aboriginal rights. At public hearings in December and January, BC Hydro submitted more than 27,000 documents to
Photo Courtesy of Waterkeeper Alliance A mix of coal ash and contaminated water spilled into the Dan River over several days. Related Links: Dan River Ash Spill Information Cleanup of TVA Coal Ash Spill (2011) A spill from a coal-ash pond at a retired Duke Energy coal plant near Eden, N.C., that turned the Dan River black, then gray, has been plugged, but environmental advocates worry the spill's ecological impact will be far-reaching.Wet coal ash poured into the Dan River over a period of days, beginning on Feb. 2, as a result of a broken 48-in.-dia stormwater pipe under the
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