Last edited by Felkis
Sunday, November 8, 2020 | History

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

Decommissioning of uranium mine tailings management areas in the Elliot Lake area

report of the Environmental Assessment Panel.

by

  • 2 Want to read
  • 17 Currently reading

Published by Canadian Environmental Assessment Agency in [Ottawa, Ont.] .
Written in English

    Places:
  • Ontario,
  • Elliot Lake Region.
    • Subjects:
    • Uranium mines and mining -- Waste disposal -- Ontario -- Elliot Lake Region.,
    • Radioactive waste sites -- Cleanup -- Ontario -- Elliot Lake Region.,
    • Uranium mill tailings -- Environmental aspects -- Ontario -- Elliot Lake Region.

    • Edition Notes

      ContributionsCanada. Environmental Assessment Panel., Canadian Environment Assessment Agency.
      Classifications
      LC ClassificationsTD899.U73 D43 1996
      The Physical Object
      Pagination63 p. :
      Number of Pages63
      ID Numbers
      Open LibraryOL721482M
      ISBN 100662246268
      LC Control Number97108552

      Lippmaa E., Maremäe E. () Uranium Processing at Sillamäe and Decommissioning of the Tailings. In: Rofer C.K., Kaasik T. (eds) Turning a Problem into a Resource: Remediation and Waste Management at the Sillamäe Site, Estonia. NATO Science Series (Series 1: Disarmament Technologies), vol Springer, DordrechtAuthor: E. Lippmaa, E. Maremäe. long-term environmental management forlarge contaminated areas environmental monitoring andafter-care management financial implications ofremedial measures environmental management measures required forthe investigated sites 7discussion andconclusions discussion conclusions 8 list. tailings management systems at the operational level With the introduction of TSM in , MAC developed the Tailings Management Protocol Protocol seeks to ensure that owners of tailings facilities have: a formal policy in place developed and implemented a tailings management system assigned accountability to the CEO or COO of the company.


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Decommissioning of uranium mine tailings management areas in the Elliot Lake area Download PDF EPUB FB2

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 Decommissioning of uranium mine tailings management areas in the Elliot Lake area book Ores, Safety Guide WS-G, International Atomic Energy Agency (IAEA) [9] • 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.

Comments and Recommendations Submitted to Environmental Assessment Panel Reviewing Decommissioning Proposals for the Elliot Lake Uranium Mine Tailings Management Areas, Wm. Paul Robinson, SRIC, on behalf of Northwatch, North Bay, Ontario, Canada, Novem Additionally, decommissioning of the Quirke mine at Elliot Lake in the s employed a large-scale water cover (minimum depth of m) over the waste management area to control the rate of sulfide oxidation and AMD formation, and site discharge was subsequently able to meet both Canadian and Ontario mine effluent guidelines.

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 Uranium mill tailings background.

Back to uranium mill tailings sites The cells are designed to last for to 1, years, are erosion-resistant and located primarily away from populated areas.

uranium mill tailings management annual report. Groundwater monitoring and contaminant occurrence at an abandoned tailings area, Elliot Lake, Ontario. In Uranium Mine Waste Disposal, Proceedings of the. The mining and milling of the uranium fuel's raw material is a process which leaves behind substantial volumes of a radioactive waste product, the uranium mill tailings.

Today there are probably more than million tonnes of uranium mill. Back to Mining in Canada From Rocks and Minerals in Canada, September/ October Known in the early ’s as the “Uranium Capital of the World” Elliot Lake was planned and built to serve the needs of the miners employed at the uranium mines in the immediate vicinity.

Inthe peak year of production, ten mines in the Elliot Lake-Blind River area mined and sold nearly. OWRC "Interim Report on Radiological Water Pollution in the Elliot Lake and Bancroft Areas", OWRC "Report on a Reconnaissance Survey of Radiological Pollution in the Serpent River Watershed by Uranium Mill Wastes", U.

OWRC Industrial Wastes Survey of Stanrock Uranium Mines Limited, Elliot Lake, Ontario, From the late s, it was known that the misuse of uranium tailings was not unique to the Grand Junction, Mesa County area.

Inthe U.S. Congress passed Public Lawthe Uranium Mill Tailings Radiation Control Act (UMTRCA). This law enabled the creation of the Uranium Mill Tailings Remedial Action Project and required the U.S. This is one of the best investigative reports of uranium mining, with dozens of articles about the controversial Cotter uranium mill and mining operations in Colorado.

Nuclear Decommissioning - U.S. Uranium Mill Tailings map This report provides information for 26 former uranium-ore processing sites and a brief history of the production of.

Proceedings of the 15th Annual British Columbia Mine Reclamation Symposium in Kamloops, BC, The Technical and Research Committee on Reclamation THE KETZA RIVER MINE TAILINGS IMPOUNDMENT OPERATION, DECOMMISSIONING AND ENVIRONMENTAL ISSUES D P Harpley*, P J Bryan* and Canamax Resources Inc.

* Steffen, Robertson & Author: David P. Harpley, P. Bryan. Remediation and Radioactive Waste Management ICEM September, Oud Sint-Jan Hospital Conference Center, Bruges, Belgium ICEM MODELLING OF CONTAMINANT RELEASE FROM A URANIUM MINE TAILINGS SITE R.

Kahnt / G.E.O.S. Ingenieurgesellschaft mbH Freiberg, Germany T. Metschies / WISMUT GmbH Chemnitz, Germany ABSTRACT. Uranium tailings pollution in Lake Mead and Lake Powell, Colorado And so, the billions of tons of silt that has accumulated in Lake Mead and Lake Powell serve as archives of sorts.

They hold the sedimental records of an era during which people, health, land, and water were all sacrificed in order to obtain the raw material for weapons that are.environmental surveys of the uranium mill tailings pile and surrounding areas, salt lake city, utah david l.

duncan gregory g. eadie august uranium mining and mill tailings project office of radiation programs—las vegas facility u.s. environmental protection agency las vegas, nevada.uranium and zinc processing • A Guide to Audit and Assessment of Tailings Facility Management Mine Tailings Fundamentals: Part 1 EPA CLU‐IN Webinar Mine Tailings - Tailings Facility Hazard Columbia Minister of .