• Natural Resources Defense Council, Inc. NRDC Comments on ...

    E. EPA''s "Summary of Environmental, Cost, and Economic Impacts" ... or pre-mining groundwater quality. EPA standards ... regulation and protection of groundwater from ISL uranium mining ...

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  • Contamination of Groundwater

     · As groundwater flows through the ground, metals such as iron and manganese are dissolved and may later be found in high concentrations in the water. Industrial discharges, urban activities, agriculture, groundwater pumpage, and disposal of waste all can affect groundwater quality. Contaminants can be human-induced, as from leaking fuel tanks or ...

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  • Mitigation of Uranium Mining Impacts A Review on ...

     · Uranium mining can impact groundwater in several ways, mainly from the explo-ration, mining, processing, and waste management phases of the project. The contami-nation can occur from the ground surface (by infiltration of contaminated surface water, waste piles, tailings facilities, airborne particles, etc.), from above the water table (leaks

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  • Environmental Contamination from Uranium Production ...

    The last ''age'' of uranium mining coincides with the period of environ-mental awareness which began in the mid-1970s. This awareness was born out of a recognition of the level and types of impacts that human activity, including mining, was having on the environment. In particular, this period coincided with:

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  • Impact of uranium mines closure and abandonment on ...

     · Nevertheless, systematic regional study focused on uranium mining impact on groundwater has not been found. Given the number of available studies dealing with the impact of uranium mining on the surface water (e.g. Meinrath et al. 2003; Baborowski and Bozau 2006; Carvalho et al. 2007b; Bister et al. 2010), this paper focuses only on groundwater.

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  • Potential Human Health Effects of Uranium Mining ...

    Uranium mining and processing are associated with a wide range of potential adverse human health risks. Some of these risks arise out of aspects of uranium mining and processing specific to that enterprise, whereas other risks apply to the mining sector generally and still others are linked more broadly to large-scale industrial or construction activities.

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  • Effects of uranium mining discharges on water quality in ...

    From 1967 until 1986, uranium mine dewatering increased dissolved gross alpha, gross beta, uranium and radium activities and dissolved selenium and molybdenum concentrations in the Puerco River as indicated by time trends, areal patterns involving distance from the mines and stream discharge. Additionally, increased dissolved uranium concentrations were identified in groundwater under the ...

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  • (PDF) URANIUM MINING IMPACTS ON WATER RESOURCES IN …

    Uranium mining and milling activities started operations in Brazil during the 80´s. The first production Center was deployed in Poços de Caldas (CIPC) State of Minas Gerais. The mine was exhausted in 1997, after has produced only 1200 t of U 3 O 8 .

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  • To Assess and Address Health and Environmental Impacts …

    determine groundwater quality in private water wells within the basin4. There was concern that legacy uranium mines and mills may have contributed to the widespread degradation of groundwater quality within the basin. Additionally, groundwater in the alluvial aquifer upgradient of the Homestake Mining Company Mill Superfund site was found to ...

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  • Impacts of Uranium Mining in Krasnokamensk

    Impacts of Uranium Mining in Krasnokamensk ... At the same time this water is also a potential resource, if it water can be drained and treated to usable quality. The existing control measures, a system of drainage trenches and ditches, may have allowed the water table to stabilize however local goals include returning ground water conditions ...

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  • EXHIBIT D DEQ/DMME URANIUM STUDY: SURFACE WATER …

    Table 2-1 Surface Water Quality Standards Table 2-2 Groundwater Quality Standards Table 2-3 40 CFR 440.34 New Point Source Effluent Limitations for Conventional Uranium Mines and Mills Table 2-4 Applicability of 40 CFR Part 440 Effluent Limitation Guidelines to Storm Water Runoff from Active Ore (Metal) Mining and Dressing Sites

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  • Investigation of in situ leach (ISL) mining of uranium in ...

    A major challenge facing the ISL mining industry is that groundwater must be returned to acceptable quality at the conclusion of mining. ISL mining alters the geochemistry of the ore body resulting in release of other constituents at concentrations that may exceed state groundwater standards and federal drinking water standards.

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  • Table of Contents

    summary of some of the concerns regarding the potential for adverse impacts to groundwater quality in the vicinity of the mining area, and recommendations that the District may implement to monitor long-term water quality. The concerns that the District has concerning groundwater quality are not new and have been raised previously with the ...

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  • Uranium in groundwater – A synopsis based on a large ...

     · In summary, the following rules and management options for natural groundwater not affected by mining operations or industrial contamination can be inferred from this study: 1. In many cases the presence of U is simply the result of weathering of U-bearing minerals as well as desorption from mineral surfaces in concert with weathering of ...

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  • Pre-Hearing Ground-Water Discharge Plan Analysis for ...

    6.0 GROUND-WATER QUALITY IMPACTS FROM STRUCTURAL STABILITY OF ACTIVE-TAILINGS RESERVOIR ... 1.0 SUMMARY AND CONCLUSIONS Homestake Mining Company (Homestake or HMC) has operated, or been a partner in the operation, of an alkaline-leach uranium mill and tailings facilities located 5 miles north of Milan, in Cibola County, New Mexico, since 1958. ...

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  • Summary Of Groundwater Quality Impacts Of Uranium Mining ...

    SUMMARY OF GROUND-WATER QUALITY IMPACTS OF URANIUM MINING AND MILLING IN THE GRANTS MINERAL BELT, NEW MEXICO Robert F. Kaufmann Gregory G. Eadie Charles R. Russell August 1975 U.S. Environmental Protection Agency Office of Radiation Programs Las Vegas Facility Las Vegas, Nevada 89114

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  • Nuclear Fuel''s Dirty Beginnings

    ExEcUtivE SUMMARy U ranium mining anywhere poses significant environmental, economic, and social risks. ... The combined impacts of uranium mining alongside these ... groundwater quality and ...

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  • Summary

     · • Background water quality is representative of natural conditions absent effects from uranium mining. Water quality data showing a consistent increase or decrease in concentration over time and across seasons or years for the identified contaminants of concern is an indication of mine-

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  • Groundwater Remediation

    Mexico Water Quality Act in 1974 and accompanying regulations in 1977. These regulations addressed, among other things, discharges from uranium mines and mills. However, by this time the uranium market was already deteriorating and most mines and mills ceased operations shortly thereafter. Therefore, the majority of uranium mining and milling

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  • Report on In Situ Uranium Mining

    In Situ Leaching and Open-pit Mining . Executive Summary . The Larimer County Environmental Advisory Board was tasked by the County Commissioners to investigate the use of in-situ and open-pit mining operations for the extraction of uranium. Concern has been raised about the potential for such operations occurring near the county.

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  • 5 Potential Human Health Effects of Uranium Mining ...

    Key Points • Uranium mining and processing are associated with a wide range of potential adverse human health risks. Some of these risks arise out of aspects of uranium mining and processing specific to that enterprise, whereas other risks apply to the mining sector generally and still others are linked more broadly to large-scale industrial or construction activities.

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  • Uranium Study

    moratorium on uranium mining in the Commonwealth should be lifted, and if so, how best to do so." A study by the National Academy of Sciences titled " Uranium Mining in ia: Scientific,

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  • Uranium Mining and Social Justice: Developing a New …

    concerned with the potentially hazardous impacts of uranium mining. The hazards include (1) generation of large quantities of waste rock and acidic tailings contain radionuclides and heavy metals, (2) contamination of surface and groundwater supplies with radioactive and toxic

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  • Summary of ground-water quality impacts of uranium mining ...

    @article{osti_7137436, title = {Summary of ground-water quality impacts of uranium mining and milling in the Grants mineral belt, New Mexico. Technical note (final)}, author = {Kaufmann, R F and Eadie, G G and Russell, C R}, abstractNote = {Ground-water contamination from uranium mining and milling results from the infiltration of radium-bearing mine, mill, and ion-exchange plant effluents.

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  • Review of Environmental Impacts of the Acid In-situ Leach ...

    EXECUTIVE SUMMARY . In response to claims that acid in-situ leaching (ISL) mining of uranium in South Australia and disposal of wastes will contaminate groundwaters, the State Government requested the EPA to conduct an independent review of the environmental impacts of the mining process. CSIRO Land and Water was commissioned to conduct the Review.

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  • URANIUM IN MICHIGAN V. ENVIRONMENTAL IMPACTS …

    potential environmental and human health impacts relating to uranium exploration, mining and milling. 2) A review of the existing federal and state law in place to regulate uranium exploration, mining and milling. It is necessary to point out that this report is prospective in nature. Uranium …

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  • Water Quality Impacts of Uranium Mining and Milling ...

    ----- TABLE OF CONTENTS I. Purpose and Scope II. Study Results Conclusions Recommendations III. Action Taken IV. Applicable Laws and Regulations V. Appendices: Summary of Ground-Water Quality Impacts of Uranium Mining and Milling in the Grants Mineral Belt, New Mexico, U. S. Environmental Protection Agency, Office of Radiation Programs, Las Vegas Facility, Las Vegas, Nevada 89114 Impacts …

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  • A summary and review of eriss'' groundwater chemistry data ...

    All groundwater data available to eriss up to the end of December 2013, which include 226Ra and uranium isotopes and metals, have now been quality checked and verified and imported into a single groundwater quality spreadsheet. The data have also been migrated into …

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  • Environmental Impacts of Uranium Mining | Greentumble

     · The uranium extraction and purification process requires huge amounts of energy, most of which come from fossil fuels. This means that uranium extraction actually contributes to global warming and climate change, as well as exposing countless people across the globe to radioactivity and other toxins [sc:4]. Uranium mining is an environmentally ...

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  • 6 Potential Environmental Effects of Uranium Mining ...

    • Uranium mining, processing, and reclamation in ia have the potential to affect surface water quality and quantity, groundwater quality and quantity, soils, air quality, and biota. The impacts of these activities in ia would depend on site-specific conditions, the rigor of the monitoring program established to provide early ...

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  • Effects of Uranium Mining and Milling on Ground Water in ...

    To date, no adverse impacts on municipal groundwater supplies have been observed. However, industry-sponsored environmental monitoring programs are inadequately designed and implemented, and may not define the full, long-term impact of mining and milling operations on the ground-water quality of the study area.

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  • Effects of uranium-mining releases on ground-water quality ...

    Shallow ground water beneath the Puerco River of Arizona and New Mexico was studied to determine the effects of uranium-mining releases on water quality. Ground-water samples collected from 1989 to 1991 indicate that concentrations of dissolved uranium have decreased. Most samples from the alluvial aquifer downstream from Gallup, New Mexico, met with U.S. Environmental Protection …

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