tailings ponds for mining and oilsands waste faqs

tailings ponds for mining and oilsands waste faqs

Tailings ponds for mining and oilsands waste: FAQs | CBC …

Ask for a quote

2014-8-6 · That year, oilsands company Syncrude paid a $3-million fine for the deaths of 1,600 ducks at one of its tailings ponds in 2008. In 2012, an anti-nuclear activist expressed concerns about a caribou ...

Tailings Ponds 101 | Oil Sands Magazine

Ask for a quote

2016-2-25 · Tailings ponds are massive earth structures used to store coarse and fine solids contained in the oil sands deposit and recover water back to the main processing plant. These ponds are temporary storage facilities and need to be reclaimed when no longer in use ne solids from tailings streams tend to trap large volumes of water, making pond reclamation challenging at best.

Alberta officials are signalling they have no idea how to ...

Ask for a quote

2018-11-23 · Syncrude — which operates two bitumen mines in the oilsands and has nine tailings ponds — has been studying water capping since the 1980s, and says on …

Oilsands showdown coming over tailings cleanup: report ...

Ask for a quote

2017-3-30 · Oilsands showdown coming over cleanup of tailings ponds: report . EDMONTON - Alberta''s oilsands could be heading for another showdown over tailings ponds after an independent assessment found that the cleanup plans of six major operators don''t meet new rules.

Titanium Corporation wants to green oilsands tailings ...

Ask for a quote

2016-10-6 · Oilsands mines produce two types of tailings: extraction tailings and froth treatment tailings. While froth treatment tailings only account for around 10 per cent of total mining tailings, they play a significant role in the overall environmental impact of the tailings stream, says Nelson.

Alberta officials are signalling they have no idea how to ...

Ask for a quote

2018-11-23 · Syncrude — which operates two bitumen mines in the oilsands and has nine tailings ponds — has been studying water capping since the 1980s, and says on its website that decades of company research shows it will work. That research includes …

Tailings ponds for mining and oilsands waste: FAQs

Ask for a quote

2014-8-5 · Tailings ponds for mining and oilsands waste: FAQs. The breach of a tailings pond at the Mount Polley copper and gold mine in B.C. has released 10 billion litres of mining wastewater into local waterways in early August. Local residents have been banned from using the water from the Quesnel and Cariboo river systems.

Mining Environmental Accidents, Pollution, Tailing Dams ...

Ask for a quote

2014-8-8 · Skip to content

Tailings Ponds Dust Control | Global Environmental Solutions

Ask for a quote

Typically, tailings ponds are large areas used as a dumping ground for mining. tailings (waste material after the good stuff has been extracted). This is where the waterborne refuse material is pumped into a large man-made pond to allow the sedimentation (meaning separation) of solids from the water. The pond is generally impounded with a dam ...

Mount Polley spill spurs CNSC order to check uranium …

Ask for a quote

2014-8-19 · Tailings ponds for mining and oilsands waste: FAQs "The recent tailings dam breach that occurred at the Mt. Polley mine in British Columbia on Aug. 4, 2014 has raised awareness of issues ...

Homepage

Ask for a quote

As of 2018, oilsands operations have produced 1.25 trillion litres of tailings, and the volume continues to grow each year. [i] Tailings are a waste product from the process of extracting bitumen, an extra-heavy crude oil, from oilsands, the mixture of sand, clay and bitumen that make up oil deposits.

Tailings Management | Canada''s Oil Sands Innovation ...

Ask for a quote

2021-11-22 · Tailings are the sand, silt, clay and water found naturally in oil sands that remain following the mining and bitumen extraction process. Working with universities, government and research institutes, other companies and partners, the Tailings EPA is bringing together the shared experience, expertise and financial commitment of oil sands mining ...

Enviro groups want feds to step in after report reveals ...

Ask for a quote

2021-10-18 · Environmental groups are calling on the federal government to step in after oilsands tailing ponds grew by 90 million cubic metres in 2020 despite a drop in oil production, according to a report released last week by the Alberta Energy Regulator (AER). "Tailings is the death of us," said Alice Rigney, an elder from the Athabasca Chipewyan First Nation.

Beauty & the Beastly

Ask for a quote

2011-4-1 · What Suncor is doing with its tailings ponds is timely because, as you will read in greater detail in Maurice Smith''s article later in this issue, the deadline (set by The Alberta Energy Resources Conservation Board''s Directive 74) requires oilsands mining companies to convert at least 20% of the fine particles in their tailings ponds to ...

Mineral Tailings Ponds

Ask for a quote

2021-3-3 · Mineral tailings ponds are an unavoidable waste product of the oil sands industry. 1 They form a mixture of water, sand, clay, unrecovered bitumen and other contaminants. 2 Unfortunately, tailings ponds are also highly toxic due to harmful chemicals, such as ammonia, mercury and naphthenic acids. 3 Even worse, in Alberta, they have been leaking for decades – endangering animals and humans ...

What are Tailings? (with pictures)

Ask for a quote

A common way to store tailings is in ponds and dams. Coal mining, for example, produces waste material called coal slurry, consisting of very fine coal particles mixed with water, that is often stored in a type of dam called a coal slurry …

Enviro groups want feds to step in after report reveals ...

Ask for a quote

2021-10-18 · Oilsands tailings are a thick, sludge-like mixture created through the mining and extraction of bitumen. The mixture contains toxic naphthenic acids and leftover remnants of bitumen, as well as silt, clay, and water, and is stored in man-made ponds called tailings ponds.

Tailing Disposal

Ask for a quote

David John Williams, in Ground Improvement Case Histories, 2015. 2.4 Beaching behavior of mine tailings. The predominant method of tailings disposal is by pumping and sub-aerial deposition of an aqueous slurry (typically at 30–45% initial solids concentration by mass and an initial gravimetric moisture content, w, of 233–122%) to a surface TSF.The tailings may be discharged from a single ...

Oil Sands Extraction: Methods, Processes and Effects

Ask for a quote

2021-4-14 · The ponds, located along the Athabasca River, contain enough fluid to fill more than 500,000 Olympic swimming pools. 18 Both the federal government and the oil sands industry have known that tailings waste is leaking into the surrounding soil since 1973. 19 High levels of contaminants have been found in beavers, ducks, fish, moose and muskrats ...

Tailings Ponds Up Close

Ask for a quote

2010-4-1 · Tailings are a mixture of water, clay, sand and residual bitumen that result from oilsands mining. They are stored in large ponds where the clay/water mixture is left to settle. Tailings ponds cover about 130 square kilometres of the oilsands region. Facilitated by CONRAD, Directive 74 has led to more collaboration within the industry, said Fair.

Raspberry Pi — Design Life-Cycle

Ask for a quote

These waste materials are called tailings or mining dumps, and they are usually disposed into tailing ponds, which is a wet storage area for these wastes that allows them to be continuously submerged (CBC News). Tailing ponds all need to be designed correctly …

Mount Polley | ecology.iww

Ask for a quote

Tailings ponds for mining and oilsands waste: FAQs; Mount Polley mine spill: Polley Lake controlled release approved "The original engineering done by Knight Piésold Ltd. accommodated a significantly lower water volume than the tailings storage facility reportedly held at the time of the breach," the company said in a statement posted Friday ...

From waste to treasure, UCalgary GreenSTEM''s first cohort ...

Ask for a quote

EnviCore''s mission is to take waste and create treasure by providing a new way of treating oilsands tailings that will reduce waste and add valuable minerals to other sectors. Tailings are waste byproducts created during oil, sand, and clay extraction and separation.

Oil Sands Tailings Ponds in Canada

Ask for a quote

2021-2-26 · Oil sands tailings ponds are man-made dam and dyke facilities for storing tailings material. 7 In Alberta, each barrel of oil produced typically requires nine barrels …

Alberta''s tailings ponds are growing & Environmental ...

Ask for a quote

2021-10-18 · By Natasha Bulowski, Canada''s National Observer, Local Journalism Initiative Reporter Environmental groups are calling on the federal government to step in after oilsands tailing ponds grew by 90 million cubic metres in 2020 despite a drop in oil production, according to a report released last week by the Alberta Energy Regulator (AER). "Tailings is the death of us," said Alice Rigney ...

What Are Tailings Ponds? | Environmental Impact | Alberta ...

Ask for a quote

Tailings ponds are engineered dam and dyke facilities used for storage of tailings materials. Tailing ponds are also used to enable water to separate from the tailings. Water from the tailings ponds is recycled back into the extraction process, reducing the use of fresh water from the Athabasca River and other sources. Oil sands mining ...

Tailings Dam

Ask for a quote

Tailings are the leftover byproducts stemming from mining and extracting resources, such as removing the bitumen from oilsands, or minerals such as copper, silver or gold from ores. Tailings include: Finely ground rock particles, which range in proportions from sand-sized to silt-sized particles.

What Are Tailings Ponds? | Environmental Impact | Alberta ...

Ask for a quote

In oil sands mining operations, tailings are a mixture of water, sand, clay and residual bitumen, and are the by-product of the extraction process used to separate the oil from sand and clay. Tailings and tailings ponds are not unique to the oil sands – they are used throughout Alberta and around the world in mining and other industrial processes.

Oil sands tailings ponds

Ask for a quote

2021-10-14 · The Oil sands tailings ponds are settling ponds that contain the waste byproduct of oil sands extraction and upgrading. They are a mix of water, sand, silt, clay, unrecovered hydrocarbons, and other contaminants. The management of tailings …

Mining for Bitumen | Oil Sands Magazine

Ask for a quote

2016-6-30 · Mined oil sands normally contains from 7 to 13% bitumen by weight. The oil sands is trucked to the Ore Preparation Plant using large heavy haulers. A typical truck load is about 350 to 400 tonnes. Each truck dumps the oil sands load into hopper, feeding into a crusher or sizer. Oil sands mining operations run 24/7.

Enviro groups want feds to step in after report reveals ...

Ask for a quote

2021-10-18 · Environmental groups are calling on the federal government to step in after oilsands tailing ponds grew by 90 million cubic metres in 2020 despite a drop in oil production, according to a report ...

Tailings ponds for mining and oilsands waste: FAQs (CBC ...

Ask for a quote

2014-8-6 · That year, oilsands company Syncrude paid a $3-million fine for the deaths of 1,600 ducks at one of its tailings ponds in 2008. In 2012, an anti-nuclear activist expressed concerns about a caribou seen taking a dip in the tailings pond of a Saskatchewan uranium mine, which contained radioactive waste and heavy metals.

15. Life on Land

Ask for a quote

2021-8-17 · Tailings ponds for mining and oilsands waste: FAQs "What''s in them, what makes them risky and how they''re regulated" ... "Contaminants released from mine tailings pond entered local waterways, lakes, prompting water ban" Wolf behaviour undeterred by tailings ponds and pit mines.

Contact Us