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One of the most prominent impacts from legacy coal mining comes from acid mine drainage (AMD) discharges, formed through the chemical reaction of subsurface water entering coal beds that contain sulfur-bearing minerals. This process results in the formation of sulfuric acid - particularly in flooded abandoned mines.
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A coal-slurry spill into a river in Indonesian Borneo has killed hundreds of fish and forced authorities to shut off water lines to households. The slurry came from a waste facility run by coal ...
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Stockman said that the runoff from mountaintop-removal mining and the effect of underground slurry can cause severe health problems for people living near mines. ... when West Virginians won a settlement against coal company Massey Energy over health problems and drinking-water contamination after the company pumped coal waste into abandoned mines.
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In February, a coalition of more than 5,000 villagers and a provincial government sued the company, demanding its owners pay $5.2 billion in restitution, stop dumping mine waste into the ocean ...
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Mine Water, Mine water is produced in a few different ways at mine sites and can vary in levels of contamination. Water exposed to mining processes is also often acidic and can contaminate local water sources in a process called acid mine drainage (AMD) or acid rock drainage (ARD).
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Over the past 200 years, miners have extracted billions of tons of coal in Pennsylvania, but drainage from abandoned mines has left the waterways polluted. Library of Congress, Large settling ponds aerate mine discharge, allowing dissolved iron to oxidize. Over time, iron oxide settles to the bottom and the clear water flow out.
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This image, taken downstream from a coal mining operation in Missouri, shows what water looks like when coal waste is introduced. President Obama fought Republicans in Congress for over a year to add a simple regulation that required coal mining companies to build a buffer 30 yards around any nearby waterways. Pretty basic.
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Coal Slurry Spill Presented by Shajeda Uddin, Seton Hall University On October 11, 2000, the bottom of a coal ... over 27,000 residents was contaminated, and all aquatic life in Coldwater Fork and Wolf Creek was killed. It was one of the ... • United States. Office of Surface Mining Reclamation and Enforcement. (2002).
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The U.S. Department of Energy's Office of Scientific and Technical Information
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On Jan. 9, approximately 10,000 gallons of a mysterious chemical called crude MCHM, used to clean coal, contaminated drinking water for 300,000 West Virginians. All three spills have yet to be...
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Vision of coal slurry waste polluting Royal National Park. By Connor Pearce. Updated September 16 2022 - 2:23am, first published September 15 2022 - 11:49pm. Comments. Camp Gully Creek September ...
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The lawsuit was one of two major coal-slurry actions brought in recent years by southern West Virginia residents who allege underground injection of coal preparation plant waste has contaminated ...
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It was just before Christmas 2008 in Kingston, Tennessee when the earth retaining wall at the Kingston Fossil Plant erupted (40 miles west of Knoxville), spilling one-billion gallons of coal ash, or about 1.7 million cubic yards of wet coal ash into a valley to the north; destroying homes to the east and flowing into the Clinch and Emory rivers.
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Jul 12, 2022Regulations for the safe disposal of coal ash, Wastewater discharge regulations for steam electric power plants, Demonstrations, Cease receipt of waste deadline extension requests (Part A) Alternate liner demonstrations (Part B) Compliance Information, Compliance assistance letters to CCR facilities, List of publicly accessible Internet sites,
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What gets them is the coal ash — 964,000 tons of waste in 2005, the most recent year for which Energy Department statistics are available. The plant's scrubbers pump ash slurry into an elaborate pond system at 7,500 gallons per minute. The acidic smell of the pond isn't easily forgotten.
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Poor quality of coal slurries is also due to the lack of selective separation of water and slurry suspensions in mines, and also often unoptimized operation and emptying of slurry settlers. Download : Download full-size image; 3.1. Impact of dewatering method of water-slurry suspension on coal slurry properties. (Source: Giemza et al., 2009.)
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To produce and burn the 1 billion tons of coal America uses each year, the mining and utility industries withdraw 55 trillion to 75 trillion gallons of water annually, according to the USGS. That's roughly equal to the torrent of water that pours over Niagara Falls in five months. Contamination, Lives and Communities.
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United States Friendly Floatees: flotsam 1992 Ocean Goiânia accident: radioactive contamination 1987 Brazil Hansa Carrier: flotsam 1990 Ocean Khian Sea waste disposal incident: 1986 Kingston Fossil Plant coal fly ash slurry spill: coal fly ash slurry spill 2008 United States 2015 Gold King Mine waste water spill: acid mine waste spill 2015 ...
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Wolverine was also built with a wet tailings impoundment, a waste storage technology that fell out of favour after the 2014 Mount Polley mine disaster, which saw the collapse of a tailings dam that released 25 million cubic metres of mine slurry and waste water into the local environment and Quesnel Lake in Likely, B.C. An expert panel report ...
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The U.S. has 1,400 ash dumps. When a dike on a coal ash pond ruptured at the Kingston Fossil Plant in Kingston, Tennessee, in December 2008, it spilled far more toxic ash than the Deepwater ...
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Jakarta - Almost half of all water bodies in the Indonesian province of South Kalimantan are at risk of being contaminated by coal mining waste, says a report released on December 3 by Greenpeace. The report, "Revealed: Coal Mines Polluting South Kalimantan's Water", details the findings of a nine-month Greenpeace investigation. It ...
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"Coal slurry has impacted at least one, and probably two communities in West Virginia where it was injected in such a way that the drinking water was contaminated," says Carl Werntz, an associate professor in the Department of Community Medicine at West Virginia University.
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What is coal ash? Coal ash is the toxic waste byproduct of burning coal that collects in the furnaces, boilers, and smokestacks of coal-fired power plants. While there are different types, it usually consists of a powdery material ranging in color from light gray to pitch black. Sometimes, though, it can have a sludge-like consistency or is mixed with water to form a slurry. About 110 million ...
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Pumping stopped on 4 January 1992 because the water draining from the tailings dam was too contaminated. On 13 January 1992, a blockage in the Nangiles Adit suddenly failed, which caused an...
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Storing coal-mining waste together with the water used to separate it from the coal can present a significant hazard if the impoundments ("slurry ponds") fail or the slurry breaks through into nearby abandoned mines. After extraction, coal must be transported to the power plant.
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Coal slurry leak in West Virginia turns a creek into sludge. Water quality specialists taking samples from Fields Creek. Cleanup continues from earlier spill that contaminated drinking water for 300,000 West Virginia residents. Duke Energy coal ash spill in North Carolina attributed to a leaking storm water pipe. Up to 82,000 tons of ash and 27 million gallons of tainted water spilled into the ...
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Prairie Mines & Royalty ULC will be required to pay a total penalty of $925,000 as a result of a spill from a wastewater containment pond at the Obed Mountain Coal mine approximately 30 km east of Hinton. The spill that occurred in October 2013 contaminated water and damaged the creek bed of two tributaries of the Athabasca River.
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Sherry Walker, whose husband and father were coal miners and who sued a coal company that she believes contaminated her well, noted that supporting mining goes hand-in-hand with protecting miners...
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Mining Storing coal slurry. ... made up of experts in geology, hydrology, coal mining and engineering, released Coal Waste Impoundments: Risks, Responses, and Alternatives on Oct 12. ... Nearby communities in West Virginia rerouted their drinking water pipelines to avoid slurry contamination. The United States holds 25.1 percent of the world ...
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An Impact Which Facilitates Sustainability & Stability. Green coal can offer a sustainable and fossil-free option for sectors like metallurgy where employing raw biomass as a reducing agent in a blast furnace is often not feasible due to the biomass's high moisture content, low fixed carbon content, and high content of ash. Coal Pledge.
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Based on our industry analysis, the global market exhibited a huge decline of 1.9% in 2020. The market is projected to grow from USD 172.60 billion tons in 2021 to USD 208.33 billion tons in 2028 at a CAGR of 2.7% during the 2021-2028 period. The sudden rise in CAGR is attributable to this market's demand and growth, returning to pre-pandemic ...
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Coal slurry is a mix of solid and liquid waste that's created from coal preparation, a process that includes washing coal with chemicals like MCHM. The DEP said in a statement that the facility utilizes a frothing chemical called Flomin 110-C that contains MCHM, the same chemical that spilled from a Freedom Industries holding plant and contaminated water for 300,000 West Virginians last month.
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The term includes contaminated water from well sites, the development of transmission pipelines and the facility operating under this general permit, provided the generating facility has satisfied all other permitting requirements that may apply to contaminated water. ... (AAC) as a soil additive for reclamation of acidic coal refuse mine sites ...
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Acid Mine Drainage. Acid mine drainage is the most severe and well-recognized environmental problem related to coal mining and can impact surface waters, including lakes, ponds, creeks, and even entire watersheds. AMD is water typically with a pH less than 4 that drains from mine workings and from mine spoils, and coal refuse (called acid rock ...
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Massive open-pit coal mines in British Columbia are leaching high concentrations of selenium into the Elk River watershed, damaging fish populations and contaminating drinking water. Now this pollution is flowing across the Canadian-U.S. border, threatening the quality of U.S. waters.
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On October 11, 2000, a Martin County Coal Company (MCCC) coal slurry impoundment located south of Inez, Kentucky, collapsed and released approximately 300 million gallons of slurry into two mines located under the impoundment [1]. An impoundment is a holding pond for coal "fines" and wastes from the coal washing process. The slurry
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Sep 13, 2009When Mrs. Hall-Massey and 264 neighbors sued nine nearby coal companies, accusing them of putting dangerous waste into local water supplies, their lawyer did not have to look far for evidence.
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It's Still Happening: In a landmark 2012 settlement, Patriot Coal Corp. agreed to phase out its use of mountaintop removal coal mining in order to resolve $400 million in liability for selenium pollution cleanup in West Virginia.
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Jul 1, 2019It is estimated more than 400m tonnes of coal ash are stored across Australia, increasing by between 10m and 12m tonnes a year. The report says toxins in coal ash have been linked to asthma, heart ...
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The practice of mountaintop removal (MTR) coal mining has been carried out on at least 500 Appalachian peaks. 1 MTR mining is controversial for its environmental impacts: "Spoil"—the earth and rock dislodged by mining—is deposited in the valleys of this hilly and steep terrain, 2 by some estimates burying almost 2,000 miles of headwater streams ...
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