2 edition of Decommissioning of uranium mine tailings management areas in the Elliot Lake area found in the catalog.
Decommissioning of uranium mine tailings management areas in the Elliot Lake area
by The Panel [i.e. Federal Environmental Assessment Review Office] in [Ottawa]
Written in English
Issued also under title: Désafectation des zones de gestion des résidus miniers d"uranium dans la région d"Elliot Lake.
|Statement||of the Environmental Assessment Panel.|
|Contributions||Canada. Federal Environmental Assessment Review Office.|
|The Physical Object|
|Pagination||63 p. ;|
|Number of Pages||63|
Coordinates The Moab uranium mill tailings pile is a uranium mill waste pond situated alongside the Colorado River, currently under the control of the U.S. Department of EnergyLocals refer to it as the Moab Tailings U.S. geologist Charles Steen found the largest uranium deposit in the United States near Moab, uranium was processed by the Uranium Reduction . Findings on Uranium Tailings Verbatim Quotations from Official Documents prepared by G. Edwards, Ph.D., Excerpts from. A Race Against Time: The Porter Commission Report; The Expansion of the Uranium Mines in the Elliot Lake Area; FEARO Report on the Proposed Eldorado Refinery at Port Granby; Report to the President by the Interagency.
Proposed Long Term Fine Tailings Management Area Location The location of the preferred fine tailings management area Option 2B in Figure 3 is East ½, Sect Towns Range 1, W3M, and the alternate location Option 2C in Figure 3 is South ½, Sect Towns Range 1, W3M. Both locations are. The aim of the CRP on the long term stabilization of uranium mill tailings was to contribute to the development of conceptual, technical, and management solutions that: render tailings more inert over prolonged time-spans;.
After questioning the truck drivers, they determined that for a dozen years much of the sandy fill used in the area was uranium tailings, . Additionally, in their study on tailings resuspension, Wusu et al. () used uranium tailings from the Quirke tailings pond at Elliot Lake, Northern Ontario, for which they reported a D
Understanding and Handling the Back and Neck Injury Case (Personal Injury Library)
Ground-water resources of the lower Apalachicola-Chattahoochee-Flint River Basin in parts of Alabama, Florida, and Georgia
Able seaman RNVR
Cocoanut Grove night club fire, Boston, November 28, 1942.
Inside the Mormon mind
A representation of the present state of religion, with regard to the late excessive growth of infidelity, heresy, & profaneness
AA book of British villages.
polyclave to the monocotyledonous families of the world
Brer Rabbit Again
The economics and psychology of personality traits
In addition, Rio's Stanleigh mine is still operating in Elliot Lake until and has produced over 15 million tonnes of tailings. Former Rio Algom mines in the Elliot Lake area include Nordic, Lacnor, Spanish American and Pronto. There are also a number of areas where tailings have spilled accidentally over the years.
Comments and Recommendations Submitted to Environmental Assessment Panel Reviewing Decommissioning Proposals for the Elliot Lake Uranium Mine Tailings Management Areas.
Prepared by Wm. Paul Robinson, Research Director, Southwest Research and Information Center P.O. BoxAlbuquerque, NM, USA. [Decommissioning of Rio Algom Limited and Denison Mines Limited, Uranium Mine Tailings Management Areas in Elliot Lake.], Toronto Public Library.
Deposits of Uranium Mine Tailings at Elliot Lake a Location Volume b Surface Date of Current Status (10^6 m^3) Area (ha) Operations Lacnor 24 Mainly re-vegetated; portion under water. Nordic Re-vegetated; water collection & treatment.
Uranium mill tailings are a specific type of Low-Level Radioactive Waste (LLRW) that are generated during the milling (processing) of uranium ore to produce uranium noted previously, uranium concentrate, once refined and converted, is used to make fuel for Canadian and foreign power reactors.
Uranium Mining in Virginia: Scientific, Technical, Environmental, Human Health and Safety, and Regulatory Aspects of Uranium Mining and Processing in Virginia. Washington, DC: The National Academies Press. doi: / ×.
measures at two tailings management areas (one developed in the late 's and the other presently under construction) and considers possible techniques to control seepage from future tailings areas. INTRODUCTION The Elliot Lake mining area is located in north-central Ontario at about longitude 82 degrees 36 minutes west.
The TCM on Technologies for the Treatment of Effluents from Uranium Mines, Mills and Tailings was held in Vienna from 1 to 4 November and was attended by twelve participants from eleven countries.
Ten papers were presented covering effluent treatment at operating mines and at facilities that are being decommissioned. Remediation of uranium production facilities encompasses activities to restore areas including mines, mills, waste management facilities, tailings containment, and land and water resources.
At the outset of a remediation programme, the final land use for the site is. This wall of radioactive sand, 10 metres high, holds back a veritable lake of similar material left over from the defunct Stanrock uranium mining operation.
There are million tonnes of this stuff in the Elliot Lake area; it will remain dangerously radioactive for hundreds of. Uranium tailings are a waste byproduct of uranium mining, raw uranium ore is brought to the surface and crushed into a fine sand.
The valuable uranium-bearing minerals are then removed via heap leaching with the use of acids or bases, and the remaining radioactive sludge, called "uranium tailings", is stored in huge impoundments. A short ton ( kg) of ore yield one. March RD/GD, Management of Uranium Mine Waste Rock and Mill Tailings 3 • Management of Radioactive Waste from the Mining and Milling of Ores, Safety Guide WS-G, International Atomic Energy Agency (IAEA)  • Reference Document on Best Available Techniques for Management of Tailings and Waste- Rock in Mining Activities, European File Size: KB.
Tailings and Mine Waste Management. Challenges Competing factors such as cost, the environment, safety, and technical viability are at the forefront of thinking when today's mining organizations are investing in new tailings systems or retrofitting existing ones.
Site selection and design options for uranium mine waste and plant tailings A. MacG. ROBERTSON Steffen Robertson and Kirsten (Canada) Incorporated Canada Synopsis Intense public concern regarding the environmental and health effects of uranium tailings has forced a re-evaluation of past disposal practices.
Consequently, site selection and. The majority of the uranium tailings in all of Canada, about million tons, are located in the Elliot Lake region. The tailings include both the rock waste from mining as well as waste from processing the ore during the milling process, and are scattered throughout the region along the Spanish River, the main waterway in the area.
Elliot Lake over the past sixty years has had two unofficial titles. The first is “Jewel in the Wilderness,” and the second is “the Uranium Capital of the World.” In the s, the U.S.
push for uranium production prompted exploitation of local uranium deposits. Very quickly a town sprang up where b. Uranium mining is the process of extraction of uranium ore from the ground.
The worldwide production of uranium in amounted to 60, tonnes. Kazakhstan, Canada, and Australia are the top three producers and together account for 70% of world uranium production. Other important uranium producing countries in excess of 1, tons per year are Niger, Russia.
Backgrounder on Uranium Mill Tailings Printable Version. On this page: Title I – Legacy sites; Title II - Sites licensed in or later; Milling is the first step in making natural uranium ore into fuel for nuclear reactors.
Uranium mills use chemicals to extract uranium and make "yellowcake," a powder that can be processed into fuel. the in-situ recovery (ISR) disposal area for the foreseeable future. Facility Licensing and Operating History Uranium milling began on the site inand operations continued through The former facility area included two solid tailings impoundments (covering approximately acres and acres) and a acre solution pond.
Uranium mill tailings were among the first hazardous nuclear weapons production legacy wastes to be created as their production go back to s and the places were uranium was first mined and milled in the US.
tailings and mine waste rock. The use of natural waterbodies for tailings or mine waste rock management could result in the following benefits: • Natural waterbodies lie in basins so the tailings or mine waste rock would be physically stable relative to placing the material on a.
A tailings storage facility (TSF) is the name for a storage area for tailings. A TSF is often a tailings pond, where the tailings are stored in process water.
Ponds are engineered using dams, which is why you’ll also often hear the term “tailings dam,” and the surrounding environment (for example, valleys).The regulatory authorities most familiar with this site have concluded that the decommissioned Elliot Lake uranium mine tailings “present a perpetual environmental hazard” making it necessary to keep the waste management area flooded and the water impoundment physically secure in perpetuity to prevent exposure of the tailings to oxygen.